This list of links to Knowledge Base Articles on this Site, showcase Methods of Separation for each of the Compounds below and the Cogent Column used.  Not all of our Application Notes are listed below and to find other Applications, call our Customer Service Department at 1-732-380-8912 between 9-5 EST or use our Click To Chat Button.

Compound Separation Method, Column
(l)-9-Carboxy-11-Nor-Delta-9- tetrahydrocannabinol HPLC, Cogent Phenyl Hydride™
α-Carotene HPLC, Cogent C30™
β-Alanine (Extended Application) HPLC, Cogent Diamond Hydride™
β-Cryptoxanthin HPLC, Cogent C30™
δ-Carotene HPLC, Cogent C30™
11-Alpha-Acetotyprogesterone HPLC, Cogent UDC-Cholesterol™
1,3-Dimethylamylamine (Extended Application) HPLC, Cogent Diamond Hydride™
1,4-Benzodiazepines HPLC, Cogent Diamond Hydride 2.o™
1,4-Benzodiazepines HPLC, Cogent Diol™
1-phenyl-1,2-propanediol HPLC, Cogent Bidentate C18™
1-phenyl-2-propanol HPLC, Cogent Bidentate C18™
13-cis β-Carotene HPLC, Cogent C30™
15-cis β-Carotene HPLC, Cogent C30™
3′,3′-Diaminobenzidine HPLC, Cogent Diamond Hydride™
3-Hydroxy-3-Methylglutaric acid HPLC, Cogent Diamond Hydride™
3-Hydroxy Cinnamic Acid HPLC, Cogent Diamond Hydride™
3-Hydroxytryptamine HPLC, Cogent Diamond Hydride™
3,4-Dihydroxyphenylacetic Acid HPLC, Cogent Diamond Hydride™
3,4-hydroxybenzoic acid HPLC, Cogent Phenyl Hydride™
3,4-hydroxybenzoic acid HPLC, Cogent Phenyl Hydride™
3,4-methylenedioxy-N-methylamphetamine HPLC, Cogent Phenyl Hydride™
3,5-dimethoxy-4-hydroxycinnamic acid HPLC, Cogent Phenyl Hydride™
3,5-dimethoxy-4-hydroxycinnamic acid HPLC, Cogent Phenyl Hydride™
3,5-dimethoxy-4-hydroxycinnamic acid HPLC, Cogent Phenyl Hydride™
4-amino-3-chloropyridine (Compound-Dependent) RSA™ Glass Vials
4-amino-3-chloropyridine HPLC, Cogent Amide™
4-aminophenol HPLC, Cogent Bidentate C18™
4′-Aminoacetophenone HPLC, Cogent UDC-Cholesterol™
4-Dimethylaminopyridine HPLC, Cogent Diamond Hydride™
4-hydroxybenzoic acid HPLC, Cogent Phenyl Hydride™
4-Hydroxyproline HPLC, Cogent Diamond Hydride™
4-Hydroxyproline HPLC, Cogent Diamond Hydride™
4-nitrophenol HPLC, Cogent Bidentate C18™
5-HIAA HPLC, Cogent Diamond Hydride™
5-Hydroxy-3-Indole Acetic Acid HPLC, Cogent Diamond Hydride™
6-Monoacetylmorphine HPLC, Cogent Bidentate C18 2.o™
6′-O-Feruloylsucrose HPLC, Cogent Phenyl Hydride™
6-Aminouracil HPLC, Cogent Diol™
6-Aminouracil HPLC, Cogent Diol™
6-methyl-thioinosine-5´-monophosphate (meTIMP) HPLC, Cogent Diamond Hydride™
6-thioguanosine -5´-diphosphate (TGDP) HPLC, Cogent Diamond Hydride™
6-thioguanosine -5´-phosphate (TGMP) HPLC, Cogent Diamond Hydride™
6-thioinosine-5´-triphosphate (TITP) HPLC, Cogent Diamond Hydride™
9-cis β-Carotene HPLC, Cogent C30™
Acetaminophen HPLC, Cogent Bidentate C18™
Acetaminophen HPLC, Cogent Bidentate C18™
Acetaminophen HPLC, Cogent Phenyl Hydride™ (RP)
Acetaminophen HPLC, Cogent Phenyl Hydride 2.o™ (RP)
Acetaminophen (BAC) HPLC, Cogent Bidentate C18™
acetaminophen (impurities) HPLC, Cogent Bidentate C18™
Acetanilide (internal standard, with Prednisone) HPLC, Cogent Bidentate C18™
Acetanilide (logP determination) HPLC, Cogent Bidentate C18 2.o™
Acetylsalicylic Acid HPLC, Cogent Bidentate C18™
Acetyl-L-Carnitine HPLC, Cogent Diamond Hydride™
Aconitic Acid (Trans) HPLC, Cogent Diamond Hydride™
Acrylamide HPLC, Cogent Diamond Hydride™
Acyclovir HPLC, Cogent Diamond Hydride™
Adenine HPLC, Cogent Diamond Hydride™
Adenosine HPLC, Cogent Diamond Hydride™
Adenosine-3,5-cyclic monophosphate HPLC, Cogent Diamond Hydride™
Adenosine-5’-diphosphate (ADP) HPLC, Cogent UDA™
Adenosine-5- monophosphate (AMP) HPLC, Cogent Diamond Hydride™
Adenosine-5- monophosphate (AMP) HPLC, Cogent UDA™
Adenosine-5- monophosphate (AMP) HPLC, Cogent UDA™
Adenosine-5- triphosphate (ATP) HPLC, Cogent Diamond Hydride™
Adenosine-5- triphosphate (ATP) HPLC, Cogent UDA™
Adhumulone  HPLC, Cogent Bidentate C18™
Adlupulone HPLC, Cogent Bidentate C18™
ADP HPLC, Cogent UDA™
ADP-Glucose HPLC, Cogent Diamond Hydride™
Aegeline HPLC, Cogent Bidentate C18 2.o™
Aegeline (Extended Application) HPLC, Cogent Bidentate C18 2.o™
Alanine HPLC, Cogent Diamond Hydride™
Alanine HPLC, Cogent Diamond Hydride™
Allantoin  HPLC, Cogent Diol™
Allantoin HPLC, Cogent Diol™
Alpha-Acetotyprogesterone HPLC, Cogent UDC-Cholesterol™
Alprazolam  HPLC, Cogent Diamond Hydride™
Alprazolam  HPLC, Cogent Diamond Hydride 2.o™
Amikacin HPLC, Cogent Diamond Hydride™
Amiloride HPLC, Cogent Diamond Hydride 2.o™
Aminoacetophenone HPLC, Cogent Bidentate C18™
Amino Acids, D,L Leucine HPLC, Cogent Diamond Hydride™
Amino Acids – Easy Method HPLC, Cogent Diamond Hydride™
Amino Acids w/o Derivatizing HPLC, Cogent Diamond Hydride™
Amino-Caproic Acid HPLC, Cogent Bidentate C18™
Amlodipine, Valsartan, and Hydrochlorothiazide Tablet USP HPLC Assay HPLC, Cogent RP C18™
Amoxicillin-Orthogonal USP HPLC, Cogent Diamond Hydride™
Amoxicillin USP method HPLC, Cogent Bidentate C18™
AMP HPLC, Cogent UDA™
AMP HPLC, Cogent UDA™
Anatoxin-a HPLC, Cogent Diamond Hydride™
Andosterone-3, 17-dione HPLC, Cogent UDC-Cholesterol™
Andrenosterone HPLC, Cogent UDC-Cholesterol™
Angiotensin II HPLC, Cogent Bidentate C8 300™ (RP)
Anthracene HPLC, Cogent UDC-Cholesterol™
Anthracene HPLC, Cogent Bidentate C8™
Arginine HPLC, Cogent Diamond Hydride™
Arginine HPLC, Cogent Diamond Hydride™
Arginine (ANP) HPLC, Cogent Diamond Hydride™
Arginine (L) HPLC, Cogent Diamond Hydride™
Ascorbic Acid HPLC, Cogent Diamond Hydride™
Ascorbic acid HPLC, Cogent Diol™
Asparagine (L) HPLC, Cogent Diamond Hydride™
Aspartic Acid HPLC, Cogent Diamond Hydride™
Aspartic Acid   HPLC, Cogent Diamond Hydride™
Aspartic Acid (L) HPLC, Cogent Diamond Hydride™
Aspartic Acid (L) HPLC, Cogent Diamond Hydride™
Aspirin HPLC, Cogent Bidentate C18™
Aspirin HPLC, Cogent Bidentate C18™
Astaxanthin HPLC, Cogent C30™
Atenolol HPLC, Cogent Diamond Hydride™
Atorvastatin HPLC, Cogent Bidentate C18™
Atorvastatin HPLC, Cogent Bidentate C18 2.o™
Atorvastatin by LCMS HPLC, Cogent Bidentate C18™
Atorvastatin Lactone HPLC, Cogent Bidentate C18 2.o™
ATP HPLC, Cogent Diamond Hydride™
ATP HPLC, Cogent UDA™
Atropine HPLC, Cogent Bidentate C18™
ATP & AMP HPLC, Cogent Diamond Hydride™
B Vitamins HPLC, Cogent Diamond Hydride™
Baclofen HPLC, Cogent Diamond Hydride™
Barbiturates in Urine  HPLC, Cogent Bidentate C18™
Beer HPLC, Cogent Bidentate C18™
Benzene HPLC, Cogent UDC-Cholesterol™
Benzene HPLC, Cogent Bidentate C8™
Benzoic Acid HPLC, Cogent Bidentate C18™
Benzoic Acid (Compound-Dependent) RSA™ Glass Vials
Benzonatate HPLC, Cogent Bidentate C18™
Benzonitrile   HPLC, Cogent Bidentate C18 2.o™
Benzophenone HPLC, Cogent Bidentate C18™
Benzopyran HPLC, Cogent UDC-Cholesterol™
Benzylpiperazine HPLC, Cogent Diamond Hydride™
Benzyl benzoate HPLC, Cogent Bidentate C18 2.o™
Beta-Alanine HPLC, Cogent Diamond Hydride™
Beta-Carotene SFC, Cogent Bidentate C18™
Beta-Carotene HPLC, Cogent Phenyl Hydride™
beta-nicotinamide adenine dinucleotide (NAD) HPLC, Cogent UDA™
Betaine HPLC, Cogent Diamond Hydride™
Bibenzyl HPLC, Cogent Bidentate C18 2.o™
Bi-Est® (Extended Application) HPLC, Cogent Bidentate C18 2.o™
Bi-Est® HPLC, Cogent Bidentate C18 2.o™
Bile Acids HPLC, Cogent Diamond Hydride™
Bisacodyl HPLC, Cogent Bidentate C18™
Bismuth subsalicylate  HPLC, Cogent Bidentate C18 2.o™
Bisphenol A (baby bottles) HPLC, Cogent Bidentate C18 2.o™
Bisphenol A (NCR Copies) HPLC, Cogent Bidentate C8™
Bisphenol A (Extended Application Note) HPLC, Cogent Bidentate C8™
Bisphenol A HPLC, Cogent Bidentate C8™
Bisphenol A HPLC, Cogent Bidentate C18 2.o™
Bisphenol F (baby bottles) HPLC, Cogent Bidentate C18 2.o™
Bisphenol F HPLC, Cogent Bidentate C18 2.o™
Bisphenol S (baby bottles) HPLC, Cogent Bidentate C18 2.o™
Bisphenol S HPLC, Cogent Bidentate C18 2.o™
Bovine Heart Cytochrome c HPLC, Cogent Bidentate C8 300™ (RP)
Bradykinin HPLC, Cogent Diamond Hydride™
Branched Chain Amino Acids HPLC, Cogent Diamond Hydride™
Butalbital (BAC) HPLC, Cogent Bidentate C18™
Butalbital (in urine) HPLC, Cogent Bidentate C18™
Caffeic acid HPLC, Cogent Phenyl Hydride™
Caffeic acid HPLC, Cogent Phenyl Hydride™
Caffeine in different beverages HPLC, Cogent Bidentate C18 2.o™
Caffeine (Dietary supplement) HPLC, Cogent Diamond Hydride™
Caffeine HPLC, Cogent Bidentate C18™
Caffeine HPLC, Cogent Diamond Hydride™
Caffeine HPLC, Cogent Diamond Hydride™
Caffeine (BAC) HPLC, Cogent Bidentate C18™
Cannabinoids HPLC, Cogent Bidentate C18™
cannabis metabolite HPLC, Cogent Phenyl Hydride™
Canthaxanthin HPLC, Cogent C30™
Capsaicin HPLC, Cogent Bidentate C18™
Capsanthin HPLC, Cogent C30™
Carisoprodol HPLC, Cogent Bidentate C18™
L-Carnitine HPLC, Cogent Diamond Hydride™
L-Carnitine HPLC, Cogent UDC-Cholesterol™
Carotenoids SFC, Cogent Bidentate C18™
CARVONE HPLC, Cogent Bidentate C18™
Catalyst: DMAP HPLC, Cogent Diamond Hydride™
Catechin (RP) HPLC, Cogent Bidentate C18™
CDP-Glucose HPLC, Cogent Diamond Hydride™
Cefprozil HPLC, Cogent Phenyl Hydride™ (RP)
Celecoxib HPLC, Cogent Phenyl Hydride™ (RP)
Cell Extracts HPLC, Cogent Diamond Hydride™
Cephalexin monohydrate HPLC, Cogent Diamond Hydride™
Cetirizine HPLC, Cogent Diamond Hydride™
Cetylpyridinium Chloride HPLC, Cogent Diamond Hydride™
Cetylpyridinium Chloride (Compound-Dependent) RSA™ Glass Vials
Cetylpyridinium Chloride (Concentration-Dependent) RSA™ Glass Vials
Cetylpyridinium Chloride (Time-Dependent) RSA™ Glass Vials
Chenodeoxycholic Acid HPLC, Cogent Diamond Hydride™
Chenodeoxycholic Acid HPLC, Cogent Diamond Hydride™
Chlorhexidine HPLC, Cogent Diamond Hydride™
Chlormequat HPLC, Cogent Diamond Hydride™
Chlorpheniramine HPLC, Cogent Phenyl Hydride 2.o™ (RP)
Chlorpheniramine HPLC, Cogent Bidentate C8
Chlorpheniramine N-oxide HPLC, Cogent Bidentate C8
Chlorpheniramine Related Compound A HPLC, Cogent Bidentate C8
Chlorpheniramine Related Compound B HPLC, Cogent Bidentate C8
Chlorpheniramine Related Compound C HPLC, Cogent Bidentate C8
Chlorpheniramine Related Compound D HPLC, Cogent Bidentate C8
Choline HPLC, Cogent Diamond Hydride™
Choline HPLC, Cogent UDC-Cholesterol™
Chlorogenic acid HPLC, Cogent Phenyl Hydride™ (RP)
Cinnamic Acid (3-Hydroxy) HPLC, Cogent Diamond Hydride™
Cinnamic Acid HPLC, Cogent Phenyl Hydride™
cis Aconitic Acid HPLC, Cogent Diamond Hydride™
Cis-Resveratrol   HPLC, Cogent Bidentate C18™
Citric Acid HPLC, Cogent Diamond Hydride™
Citric Acid (by ANP) HPLC, Cogent Diamond Hydride™
Clindamycin HPLC, Cogent Bidentate C8™
Clopidogrel HPLC, Cogent Diamond Hydride™
Clopidogrel Acid HPLC, Cogent Diamond Hydride™
Clopidogrel N-oxide HPLC, Cogent Diamond Hydride™
Codeine HPLC, Cogent Bidentate C8 2.o™
Codeine HPLC, Cogent Bidentate C18 2.o™
Codeine HPLC, Cogent Diol 2.o™
Cohumulone  HPLC, Cogent Bidentate C18™
Colupulone  HPLC, Cogent Bidentate C18™
Coricidin HBP Day HPLC, Cogent Phenyl Hydride™ (RP)
Coricidin HBP Night HPLC, Cogent Phenyl Hydride 2.o™ (RP)
Corticosterone Capillary LC, Bidentate C18™
Corticosterone HPLC, Cogent Bidentate C18™
Corticosterone HPLC, Cogent UDC-Cholesterol™
Creatine HPLC, Cogent Diamond Hydride™
Creatine HPLC, Cogent Diamond Hydride™
Creatinine HPLC, Cogent Diamond Hydride™
Creatine HPLC, Cogent Diamond Hydride™
Cyanidine-3-Hexoside  HPLC, Cogent Phenyl  Hydride™
Cyanidin-3-O-Glucoside HPLC, Cogent Phenyl  Hydride™
Cyanocobalamine HPLC, Cogent Diamond Hydride™
Cyanoguanidine HPLC, Cogent Diamond Hydride™
Cyanoguanidine HPLC, Cogent Diamond Hydride™
Cyanuric Acid HPLC, Cogent Diamond Hydride™
Cyclobenzaprine HPLC, Cogent Diamond Hydride 2.o™
Cyclobenzaprine HPLC, Cogent Diamond Hydride™
Cyclobenzaprine Hydrochloride HPLC, Cogent Cogent RP C18™
Cystine HPLC, Cogent Diamond Hydride™
Cytidine HPLC, Cogent Diamond Hydride™
Cytidine-R1 HPLC, Cogent UDC-Cholesterol™
Cytidine-R2 HPLC, Cogent UDC-Cholesterol™
Cytidine-R3 HPLC, Cogent UDC-Cholesterol™
Cytochrome c HPLC, Cogent Bidentate C8 300™ (RP)
Dantrolene Sodium HPLC, Cogent Bidentate C18 2.o™
Decaf HPLC, Cogent Bidentate C18 2.o™
Dehydroepiandrosterone HPLC, Cogent Bidentate C8™
Delphinidin 3-glucoside HPLC, Cogent Phenyl Hydride™
Dextromethorphan HPLC, Cogent Phenyl Hydride 2.o™
Dextromethorphan HPLC, Cogent Phenyl Hydride™
DHEA HPLC, Cogent Bidentate C8™
Diaminobenzidine HPLC, Cogent Diamond Hydride™
Diazepam HPLC, Cogent Bidentate C8™
Diazepam  HPLC, Cogent Diamond Hydride 2.o™
Diazepam  HPLC, Cogent Diol™
Dicloxacillin and Ampicillin HPLC, Cogent Diamond Hydride™
Diflucan HPLC, Cogent Diamond Hydride™
Dihydrocapsaicin HPLC, Cogent Bidentate C18™
Dihydroquinine HPLC, Cogent Phenyl Hydride™ (RP)
Dimethylolpropionic Acid HPLC, Cogent Diamond Hydride™
Diosmin HPLC, Cogent Bidentate C18 2.o™
Diosmin HPLC, Cogent Phenyl Hydride™
Diovan® HPLC, Cogent Bidentate C18™
Diphenhydramine HPLC, Cogent Silica C™
Diphenhydramine HCl HPLC, Cogent Diamond Hydride™
Dipyridamole HPLC, Cogent Bidentate C18™
Diquat HPLC, Cogent Diamond Hydride 2.o™
D,L – Asparagine HPLC, Cogent Diamond Hydride™
D,L – Ornithine HPLC, Cogent Diamond Hydride™
DMAP HPLC, Cogent Diamond Hydride™
DOPAC HPLC, Cogent Diamond Hydride™
Docusate Sodium HPLC, Cogent Bidentate C18™
Domoic Acid HPLC, Cogent Diamond Hydride™
Domoic Acid HPLC, Cogent Diamond Hydride™
Domoic Acid (Algae) HPLC, Cogent Diamond Hydride™
Domoic Acid – Seafood HPLC, Cogent Diamond Hydride™
Doxapram HPLC, Cogent Diamond Hydride™
Doxycycline (isocratic) HPLC, Cogent UDC-Cholesterol™
Doxycycline HPLC, Cogent UDC-Cholesterol™
Doxycycline Epimer HPLC, Cogent UDC-Cholesterol™
Doxylamine HPLC, Cogent Diamond Hydride™
Drospirenone (multi-page) HPLC, Cogent Bidentate C18 2.o™
Dyclonine Hydrochloride   HPLC, Cogent Phenyl Hydride™
Drospirenone HPLC, Cogent Bidentate C18 2.o™
Echinenone HPLC, Cogent C30™
Ecstacy HPLC, Cogent Phenyl Hydride™
EDTA HPLC, Cogent HPS™ C8
EDTA, Column Equivalency HPLC, Cogent HPS™ C8
Elaidic Acid HPLC, Cogent UDC-Cholesterol™
Ellagic Acid HPLC, Cogent Phenyl Hydride™
Ethinylestradiol (multi-page) HPLC, Cogent Bidentate C18 2.o™
Ethinylestradiol (Extended Application) HPLC, Cogent Bidentate C18 2.o™
Ethinylestradiol HPLC, Cogent Bidentate C18 2.o™
Ethinylestradiol HPLC, Cogent Bidentate C8™
Ephedrine HPLC, Cogent Bidentate C18™
Epicatechin (RP) HPLC, Cogent Bidentate C18™
Epinephrine HPLC, Cogent Diamond Hydride™
Eriocitrin HPLC, Cogent Bidentate C18 2.o™
Eriocitrin HPLC, Cogent Phenyl Hydride™
Espresso HPLC, Cogent Bidentate C18 2.o™
Estradiol HPLC, Cogent UDC-Cholesterol™
Estradiol (Extended Application) HPLC, Cogent Bidentate C18 2.o™
Estradiol (in Bi-Est) HPLC, Cogent Bidentate C18 2.o™
Estriol (Extended Application) HPLC, Cogent Bidentate C18 2.o™
Estriol (in Bi-Est) HPLC, Cogent Bidentate C18 2.o™
Estrone HPLC, Cogent UDC-Cholesterol™
Ethanolamine HPLC, Cogent Diamond Hydride™
ethyl-Benzene HPLC, Cogent UDC-Cholesterol™
ethyl-Benzene HPLC, Cogent Bidentate C8™
Ethyl Benzoate HPLC, Cogent Bidentate C18 2.o™
Ethyl Glucuronide HPLC, Cogent UDA™
Etodolac HPLC, Cogent Bidentate C18™
Famotidine HPLC, Cogent Diamond Hydride™
Felodipine HPLC, Cogent RP C18™
Femhrt® (Extended Application) HPLC, Cogent Bidentate C18 2.o™
Fenfluramine HPLC, Cogent Diamond Hydride™
ferulic acid HPLC, Cogent Phenyl Hydride™
ferulic acid HPLC, Cogent Phenyl Hydride™
ferulic acid HPLC, Cogent Phenyl Hydride™
Fexofenadine HPLC, Cogent Phenyl Hydride™ (RP)
Filmet® HPLC, Cogent Diamond Hydride™
Flagyl® HPLC, Cogent Diamond Hydride™
Fluconazole  HPLC, Cogent Diamond Hydride™
Fluorene HPLC, Cogent Bidentate C18™
Fluoxetine HPLC, Cogent Phenyl Hydride™ (RP)
Fluoxetine HPLC, Cogent Amide™
Folic Acid HPLC, Cogent Diamond Hydride™
Folic Acid (Extended Application Note) HPLC, Cogent Diamond Hydride™
Folic Acid (by ANP) HPLC, Cogent Diamond Hydride™
Folic Acid (by ANP) HPLC, Cogent Diol™
Fructose HPLC, Cogent Amide™
Fumaric Acid HPLC, Cogent Diamond Hydride™
Fumaric Acid (by ANP) HPLC, Cogent Diamond Hydride™
Fumaric Acid (Isobaric) HPLC, Cogent Diamond Hydride™
Furazolidone HPLC, Cogent Bidentate C8™
Furazolidone – HPLC HPLC, Cogent Bidentate C18™
Furosemide USP HPLC, Cogent Bidentate C18™
Gabapentin HPLC, Cogent Diamond Hydride™
Galactose (Milk Extract) HPLC, Cogent Diamond Hydride™
Galactose  HPLC, Cogent Amide™
Galactose-1-phospate HPLC, Cogent Diamond Hydride™
Gallic Acid (RP) HPLC, Cogent Bidentate C18™
Gallic acid  HPLC, Cogent Phenyl Hydride™
Gallic acid HPLC, Cogent Phenyl Hydride™
Gallic Acid HPLC, Cogent Phenyl Hydride™
Gentian Violet HPLC, Cogent Cyano™ (RP)
Glimepiride HPLC, Cogent Bidentate C18™
Glipizide HPLC, Cogent Bidentate C18™
Glucose HPLC, Cogent Diamond Hydride™
Glucose HPLC, Cogent Amide™
Glucose HPLC, Cogent Diamond Hydride™
Glucose, ADP HPLC, Cogent Diamond Hydride™
Glucose, CDP HPLC, Cogent Diamond Hydride™
Glucose, Na Adducts HPLC, Cogent Diamond Hydride™
Glucotrol HPLC, Cogent Diamond Hydride™
Glucose HPLC, Cogent Diamond Hydride™
glucose-6-phosphate HPLC, Cogent Diamond Hydride™
Glufosinate (Extended Application Note) HPLC, Cogent Diamond Hydride 2.o™
Glufosinate HPLC, Cogent Diamond Hydride 2.o™
Glufosinate propanoic acid (Extended Application Note) HPLC, Cogent Diamond Hydride 2.o™
Glufosinate propanoic acid HPLC, Cogent Diamond Hydride 2.o™
Glutamic Acid   HPLC, Cogent Diamond Hydride™
Glutamic Acid (L) HPLC, Cogent Diamond Hydride™
Glutaric Acid HPLC, Cogent Diamond Hydride™
Glutamine (Milk Extract) HPLC, Cogent Diamond Hydride™
Glutamine (D,L) HPLC, Cogent Diamond Hydride™
Glutathione HPLC, Cogent Diamond Hydride 2.o™
Glyburide HPLC, Cogent Bidentate C18™, Qx2™
Glycine-Tyrosine HPLC, Cogent Bidentate C8 300™ (RP)
Glycine HPLC, Cogent Diamond Hydride™
Glycolic Acid HPLC, Cogent Diamond Hydride™
Glyphosate HPLC, Cogent Diamond Hydride™
Guaifenesin HPLC, Cogent Bidentate C18™
Guaifenesin HPLC, Cogent Phenyl Hydride™
Guanfacine HCl HPLC, Cogent Bidentate C8™
Guanine HPLC, Cogent Diamond Hydride™
Guanidine HPLC, Cogent Diamond Hydride™
Guanosine HPLC, Cogent Diamond Hydride™
Guanosine-5′-triphosphate HPLC, Cogent Diamond Hydride™
Guanosine-5′-triphosphate HPLC, Cogent UDA™
GTP HPLC, Cogent UDA™
H-Arg-Gly-Asp-OH HPLC, Cogent Diamond Hydride™
H-Gly-Arg-Ala-Asp-Ser-Pro-Lys-OH HPLC, Cogent Diamond Hydride™
H-Lys-Gln-Ala-Gly-Asp-Val-OH HPLC, Cogent Diamond Hydride™
H-Trp-His-Trp-Leu-Gln-Leu-OH HPLC, Cogent Diamond Hydride™
H-Tyr-Gly-Gly-Phe-Leu-OH HPLC, Cogent Diamond Hydride™
H-Tyr-Ile-Gly-Ser-Arg-OH HPLC, Cogent Diamond Hydride™
H-Tyr-Tyr-Tyr-Tyr-Tyr-Tyr-OH HPLC, Cogent Diamond Hydride™
HCT HPLC, Cogent Bidentate C18™
Herbicides HPLC, Cogent Diamond Hydride 2.o™
Hesperidin HPLC, Cogent Bidentate C18 2.o™
Hesperidin  HPLC, Cogent Phenyl Hydride™
Hexanolamine – UDP HPLC, Cogent Diamond Hydride™
Hexanolamine – UDP HPLC, Cogent Diamond Hydride™
HIAA HPLC, Cogent Diamond Hydride™
Histamine HPLC, Cogent Diamond Hydride™
Histamine HPLC, Cogent Diamond Hydride™
Histamine (2) HPLC, Cogent Diamond Hydride™
Histamine (Red Wine) HPLC, Cogent Diamond Hydride™
Histamine (Cheese) HPLC, Cogent Diamond Hydride™
Histamine HPLC, Cogent Diamond Hydride™
Histamine (Extended Application Note) HPLC, Cogent Diamond Hydride™
Histidine   HPLC, Cogent Diamond Hydride™
Histidine (ANP) HPLC, Cogent Diamond Hydride™
Homatropine HPLC, Cogent Diamond Hydride™
Hops HPLC, Cogent Bidentate C18™
Horse Heart Cytochrome c HPLC, Cogent Bidentate C8 300™ (RP)
Humulone  HPLC, Cogent Bidentate C18™
Hydrochlorothiazide HPLC, Cogent Bidentate C18™
Hydrocodone HPLC, Cogent Phenyl Hydride™ (RP)
Hydrocodone HPLC, Cogent Bidentate C18 2.o™
Hydromorphone HPLC, Cogent Diamond Hydride™
Hydromorphone HPLC, Cogent Bidentate C18 2.o™
Hydromorphone HPLC, Cogent Bidentate C18 2.o™
Hydroxy-3-Indole Acetic Acid HPLC, Cogent Diamond Hydride™
Hydroxybupropion HPLC, Cogent Diol 2.o™
Hydroxychloroquine Sulfate HPLC, Cogent Diamond Hydride™
Hydroxycinnamic Acid HPLC, Cogent Phenyl Hydride™
Hydroxyproline HPLC, Cogent Diamond Hydride™
Hydroxytryptamine HPLC, Cogent Diamond Hydride™
Hydroxytryptamine HPLC, Cogent Diamond Hydride™
Hydroxytryptophan HPLC, Cogent Diamond Hydride™
Hydroxytyrosol  HPLC, Cogent Phenyl Hydride™ (RP)
Hypoxanthine HPLC, Cogent Diamond Hydride™
Ibuprofen HPLC, Cogent Bidentate C18™
IDP HPLC, Cogent UDA™
Imitrex HPLC, Cogent Diamond Hydride 2.o™
IMP HPLC, Cogent UDA™
Indomethacin  HPLC, Cogent Bidentate C18 2.o™
Inosine 5’-diphosphate HPLC, Cogent UDA™
Inosine 5’-monophosphate HPLC, Cogent UDA™
Inosine 5’-triphosphate HPLC, Cogent UDA™
Inverse Gradient HPLC, Cogent Bidentate C18™
Isoleucine HPLC, Cogent Diamond Hydride™
Isoleucine HPLC, Cogent Diamond Hydride™
Isopromethazine HPLC, Cogent UDC-Cholesterol™
Isopropyl Benzene HPLC, Cogent UDC-Cholesterol™
Isopropyl Benzene HPLC, Cogent Bidentate C8™
Isotretinoin  HPLC, Cogent Bidentate C18™
ITP HPLC, Cogent UDA™
Ketoconazole HPLC, Cogent Diamond Hydride™
Ketorolac HPLC, Cogent Phenyl Hydride™ (RP)
Ketotifen HPLC, Cogent Silica-C™
L-Arginine (Extended Application) HPLC, Cogent Diamond Hydride™
L-Asparagine HPLC, Cogent Diamond Hydride™
L-Aspartic Acid HPLC, Cogent Diamond Hydride™
L-Glutamic Acid HPLC, Cogent Diamond Hydride™
L-Histidine (Algae) HPLC, Cogent Diamond Hydride™
L-Leucine (Algae) HPLC, Cogent Diamond Hydride™
L-Methionine HPLC, Cogent Diamond Hydride™
L-Theanine HPLC, Cogent Diamond Hydride 2.o™
L-Tryptophan (Algae) HPLC, Cogent Diamond Hydride™
Lactodifucotetraose HPLC, Cogent UDC-Cholesterol™
Lacto-N-neotetraose (Milk Extract) HPLC, Cogent Diamond Hydride™
Lactose (Milk Extract) HPLC, Cogent Diamond Hydride™
Lamotrigine HPLC, Cogent Bidentate C18™
Lansoprazole  HPLC, Cogent Bidentate C18™
Lasix™ HPLC, Cogent Bidentate C18™
Leucine HPLC, Cogent Diamond Hydride™
Leucine HPLC, Cogent Diamond Hydride™
Leucine enkephalin HPLC, Cogent Bidentate C8 300™ (RP)
Levitra HPLC, Cogent UDA™
Levothyroxine HPLC, Cogent Phenyl Hydride™ (RP)
Lidocaine HPLC, Cogent Diamond Hydride™
Limonin (Extended Application Note) HPLC, Cogent Bidentate C18™
Limonin  HPLC, Cogent Bidentate C18™
Limonin  HPLC, Cogent UDC-Cholesterol™
Limonin (LC-MS) HPLC, Cogent Bidentate C18™
Lipitor™ HPLC, Cogent Bidentate C18™
Lipitor™ HPLC, Cogent Bidentate C18 2.o™
Lisinopril HPLC, Cogent Diamond Hydride™
Loratadine HPLC, Cogent Bidentate C18™
Loratadine – Normal Phase HPLC, Cogent Bidentate C18™
LSD HPLC, Cogent Bidentate C8 2.o™
Lupulone  HPLC, Cogent Bidentate C18™
Lusonal® HPLC, Cogent Diamond Hydride™
Lutein HPLC, Cogent C30™
Luteolin-7-O-glucoside HPLC, Cogent Phenyl Hydride™ (ANP)
Luteolin-7-O-glucoside HPLC, Cogent Phenyl Hydride™ (RP)
Lysergic acid diethylamide HPLC, Cogent Bidentate C8 2.o™
Lysine   HPLC, Cogent Diamond Hydride™
Lysine (ANP) HPLC, Cogent Diamond Hydride™
Lysine (ANP) HPLC, Cogent Diamond Hydride™
Maleic Acid HPLC, Cogent Diamond Hydride™
Maleic Acid (by ANP) HPLC, Cogent Diamond Hydride™
Maleic Acid (by ANP) HPLC, Cogent Diamond Hydride™
Maleic Acid (Isobaric) HPLC, Cogent Diamond Hydride™
Malvidin Dihexoside HPLC, Cogent Phenyl Hydride™
Mannitol HPLC, Cogent Diamond Hydride™
MDMA HPLC, Cogent Phenyl Hydride™
Melamine HPLC, Cogent Diamond Hydride™
Melamine HPLC, Cogent Diamond Hydride™
Melamine HPLC, Cogent Diamond Hydride™
Meloxicam HPLC, Cogent UDC-Cholesterol™
Mepiquat HPLC, Cogent Diamond Hydride™
Meprobamate HPLC, Cogent Bidentate C18™
Mepyramine (Compound-Dependent) RSA™ Glass Vials
Met-Enkephalin HPLC, Cogent Diamond Hydride™
Metaldehyde HPLC, Cogent Bidentate C18 2.o™
Metformin HPLC, Cogent Bidentate C18™, Qx2™
Metformin HPLC, Cogent Diamond Hydride™
Metformin HPLC, Cogent Diamond Hydride™
Metformin HPLC, Cogent Diol™
Methacycline (isocratic) HPLC, Cogent UDC-Cholesterol™
Methacycline HPLC, Cogent UDC-Cholesterol™
Methionine HPLC, Cogent Diamond Hydride™
Methionine enkephalin HPLC, Cogent Bidentate C8 300™ (RP)
Methionine (L) HPLC, Cogent Diamond Hydride™
Methotrexate (Extended Application Note) HPLC, Cogent Bidentate C18™
Methotrexate HPLC, Cogent Bidentate C18™
Methyl Benzoate HPLC, Cogent Bidentate C18 2.o™
Methyl paraben HPLC, Cogent Bidentate C8™
Methyl paraben HPLC, Cogent Bidentate C18™
Methylhistamine HPLC, Cogent Diamond Hydride™
Methylsuccinic Acid HPLC, Cogent Diamond Hydride™
Methyltyramine HPLC, Cogent Diamond Hydride™
Metoprolol Tartrate HPLC, Cogent Diamond Hydride™
Metronidazole HPLC, Cogent Diamond Hydride™
Midazolam  HPLC, Cogent Diamond Hydride 2.o™
Midazolam  HPLC, Cogent Diol™
Mometasone HPLC, Cogent Bidentate C8 2.o™
Mometasone furoate HPLC, Cogent Bidentate C8 2.o™
Morphine Sulfate HPLC, Cogent Diamond Hydride™
Morphine Sulfate HPLC, Cogent Diamond Hydride 2.o™
Morphine HPLC, Cogent Bidentate C18 2.o™
Morphine HPLC, Cogent Bidentate C18 2.o™
Mycotoxins HPLC, Cogent Bidentate C18™
Myricetin HPLC, Cogent Phenyl Hydride™
N-acetylglufosinate (Exteneded Application Note) HPLC, Cogent Diamond Hydride 2.o™
N-Acetylglufosinate HPLC, Cogent Diamond Hydride 2.o™
NAD HPLC, Cogent UDA™
NADP HPLC, Cogent UDA™
NAD – phosphate (NADP) HPLC, Cogent UDA™
Napthalene HPLC, Cogent Bidentate C18™
Naringin HPLC, Cogent Bidentate C18 2.o™
Naringin HPLC, Cogent Phenyl Hydride™
Neomycin HPLC, Cogent Diamond Hydride™
Niacin HPLC, Cogent Diol™
N-Desmethyl promethazine derivate  HPLC, Cogent UDC-Cholesterol™
Niacinamide HPLC, Cogent Diamond Hydride™
Nitrofurantoin HPLC, Cogent Bidentate C8™
N-Methyltyramine HPLC, Cogent Diamond Hydride™
nonylphenol HPLC, Cogent Diamond Hydride™
Nordiazepam  HPLC, Cogent Diamond Hydride 2.o™
Nordiazepam  HPLC, Cogent Diol™
Norethisterone acetate (Extended Application) HPLC, Cogent Bidentate C8™
Norethisterone acetate HPLC, Cogent Bidentate C8™
Norgesterel Capillary LC, Bidentate C18™
Nucleobases HPLC, Cogent Diamond Hydride™
Nucleosides HPLC, Cogent UDC-Cholesterol™
Nucleotides, Purine HPLC, Cogent Diamond Hydride™
Nucleotide Bases HPLC, Cogent Diamond Hydride™
Nucleotides (by ANP) HPLC, Cogent Diamond Hydride™
Nucleotides (Proprietary) HPLC, Cogent Diamond Hydride™
Ocella (multi-page) HPLC, Cogent Bidentate C18 2.o™
Ocella HPLC, Cogent Bidentate C18 2.o™
Octinoxate HPLC, Cogent Bidentate C18™
Octreotide HPLC, Cogent Diamond Hydride™
Oleic Acid HPLC, Cogent UDC-Cholesterol™
Oleuropein  HPLC, Cogent Bidentate C18 2.o™
Oleuropein  HPLC, Cogent Phenyl Hydride™
Oleuropein  HPLC, Cogent Phenyl Hydride™
Oleuropein (UV) HPLC, Cogent Bidentate C18 2.o™
Olive Leaves Extract HPLC, Cogent Bidentate C18 2.o™
Olive Leaves Extract HPLC, Cogent Phenyl Hydride™
Olive Leaves Extract (UV) HPLC, Cogent Bidentate C18 2.o™
Organic Acids HPLC, Cogent Diamond Hydride™
Organic Acids (by ANP) HPLC, Cogent Diamond Hydride™
Ornithine HPLC, Cogent Diamond Hydride™
Oxaloactic Acid HPLC, Cogent Diamond Hydride™
Loratadine (2) HPLC, Cogent Bidentate C18™
Oxybenzone HPLC, Cogent Bidentate C18™
Oxaloacetic Acid HPLC, Cogent Diamond Hydride™
Oxymetazoline HPLC, Cogent Diamond Hydride™
p-coumaric acid HPLC, Cogent Phenyl Hydride™
p-coumaric acid HPLC, Cogent Phenyl Hydride™
p-coumaric acid HPLC, Cogent Phenyl Hydride™
Paracetamol HPLC, Cogent Bidentate C18™
Paraquat HPLC, Cogent Diamond Hydride 2.o™
Pentobarbital (in urine) HPLC, Cogent Bidentate C18™
Peonidin-3-Glucoside  HPLC, Cogent Phenyl Hydride™
Peptide Mapping HPLC, Cogent HPS™ C18
Peptides HPLC, Cogent Bidentate C8 300™ (RP)
Pepto-Bismol HPLC, Cogent Bidentate C18 2.o™
Phenanthrene HPLC, Cogent Bidentate C18™
Pheniramine HPLC, Cogent Bidentate C8™
Phenobarbital (in urine) HPLC, Cogent Bidentate C18™
Phenol HPLC, Cogent Bidentate C18™
Phenol (Compound-Dependent) RSA™ Glass Vials
Phenolic Compounds HPLC, Cogent Silica-C™
Phenothiazine HPLC, Cogent UDC-Cholesterol™
Phentermine HPLC, Cogent Diamond Hydride™
Phenylalanine HPLC, Cogent Silica-C™
Phenylalanine HPLC, Cogent Diamond Hydride™
Phenyl Benzoate HPLC, Cogent Bidentate C18 2.o™
Phenylephrine HPLC, Cogent Diamond Hydride™
Phenylglycine HPLC, Cogent Silica-C™
Phenylglycine HPLC, Cogent Silica-C™
Phospholipids HPLC, Cogent Diamond Hydride™
Phytonadione Isomers HPLC, Cogent UDC-Cholesterol™
Plavix HPLC, Cogent Diamond Hydride™
Plavix HPLC, Cogent Diamond Hydride™
Polar & NonPolar HPLC, Cogent Bidentate C18™
Polyphenols (RP) HPLC, Cogent Bidentate C18™
Prednisolone Capillary LC, Bidentate C18™
Prednisone HPLC, Cogent Bidentate C18™
Prednisone HPLC, Cogent Bidentate C8™
Prevacid® HPLC, Cogent Bidentate C18™
Progesterone (Extended Application) HPLC, Cogent Bidentate C18 2.o™
Progesterone (in Bi-Est) HPLC, Cogent Bidentate C18 2.o™
Progesterone Capillary LC, Bidentate C18™
Proline HPLC, Cogent Diamond Hydride™
Proline, trans-4-Hydroxy-L HPLC, Cogent Diamond Hydride™
Promethazine  HPLC, Cogent UDC-Cholesterol™
Promethazine sulfoxide  HPLC, Cogent UDC-Cholesterol™
Propantheline Bromide HPLC, Cogent Diamond Hydride™
Propantheline Bromide HPLC, Cogent Phenyl Hydride™ (RP)
Propranolol HPLC, Cogent Diamond Hydride™
Propyl paraben HPLC, Cogent Bidentate C8™
Protocatechuic Acid HPLC, Cogent Phenyl Hydride™
Prozac® HPLC, Cogent Phenyl Hydride™ (RP)
Pyridoxine HPLC, Cogent Diamond Hydride™
Pyridoxine HPLC, Cogent Diol™
Purine Nucleotides (ANP) HPLC, Cogent Diamond Hydride™
Pyridine (Compound-Dependent) RSA™ Glass Vials
Pyridoxine HPLC, Cogent Diamond Hydride™
Pyridoxine HPLC, Cogent Diamond Hydride™
Pyridoxine HPLC, Cogent Diamond Hydride™
Pyrilamine Maleate HPLC, Cogent Diamond Hydride™
Pyrilamine Maleate HPLC, Cogent Amide™
Quaternary Amines HPLC, Cogent UDC-Cholesterol™
Quercetin HPLC, Cogent Diamond Hydride™
Quercetin HPLC, Cogent Phenyl Hydride™
Quercitrin HPLC, Cogent Phenyl Hydride™
Quinine HPLC, Cogent Phenyl Hydride™ (RP)
Quinolinedione-R1 HPLC, Cogent UDC-Cholesterol™
Quinolinedione-R2 HPLC, Cogent UDC-Cholesterol™
Ranitidine HPLC, Cogent Diamond Hydride™
Regular Coffee HPLC, Cogent Bidentate C18 2.o™
Remdesivir and GS-441524 HPLC, Cogent Diamond Hydride™
Resveratrol   HPLC, Cogent Bidentate C18™
Resveratrol   HPLC, Cogent Bidentate C18 2.o™
Riboflavin HPLC, Cogent Diamond Hydride™
Riboflavin HPLC, Cogent Diamond Hydride™
Riboflavin HPLC, Cogent Diol™
Ribose HPLC, Cogent Amide™
Rice Extract HPLC, Cogent Phenyl Hydride™
Rice Extract HPLC, Cogent Phenyl Hydride™
Rutin HPLC, Cogent Diamond Hydride™
Rutin HPLC, Cogent Phenyl Hydride™
Saccharine HPLC, Cogent UDC-Cholesterol™
Salbutamol HPLC, Cogent Diamond Hydride™
Salicylic Acid (in Pepto-Bismol) HPLC, Cogent Bidentate C18 2.o™
Salicylic Acid HPLC, Cogent Bidentate C18™
Salicylic Acid HPLC, Cogent Bidentate C18™
Sarcosine HPLC, Cogent Diamond Hydride™
Secobarbital (in urine) HPLC, Cogent Bidentate C18™
Serine HPLC, Cogent Diamond Hydride™
Serotonin HPLC, Cogent Diamond Hydride™
Sertraline HPLC, Cogent Diamond Hydride™
Shikimic Acid standard HPLC, Cogent Diamond Hydride™
Shikimic Acid in red wine HPLC, Cogent Diamond Hydride™
Simvastatin HPLC, Cogent Bidentate C18™
Sorbitol HPLC, Cogent Diamond Hydride™
Steroid Mixture (1) HPLC, Cogent UDC-Cholesterol™
Series# 1C
Steroid Mixture (2) HPLC, Cogent UDC-Cholesterol™
Series# 1D
Streptomycin HPLC, Cogent Diamond Hydride™
Sorbic Acid  HPLC, Cogent Diamond Hydride™
Succinic Acid HPLC, Cogent Diamond Hydride™
Sucralose HPLC, Cogent Bidentate C18™
Sucrose  HPLC, Cogent Amide™
sucrose-6-phosphate HPLC, Cogent Diamond Hydride™
Sugar Nucleotides (ANP) HPLC, Cogent Diamond Hydride™
Sulfisoxazole acetyl HPLC, Cogent Bidentate C8™
Sumatriptan HPLC, Cogent Diamond Hydride™
Sumatriptan HPLC, Cogent Diamond Hydride 2.o™
Synephrine HPLC, Cogent Diamond Hydride™
Syringic acid  HPLC, Cogent Phenyl Hydride™
Tapentadol HPLC, Cogent Diamond Hydride™
Taurine (LC-MS) HPLC, Cogent Diamond Hydride™
Taurine (Refractive Index) HPLC, Cogent Diamond Hydride™
Taurine (Red Bull) HPLC, Cogent Diamond Hydride™
Tartaric Acid  HPLC, Cogent Diamond Hydride™
Temazepam  HPLC, Cogent Diamond Hydride 2.o™
Temazepam  HPLC, Cogent Diol™
Terbutaline HPLC, Cogent Diamond Hydride™
tert-butyl Benzene HPLC, Cogent UDC-Cholesterol™
tert-butyl Benzene HPLC, Cogent Bidentate C8™
Tetracycline HPLC, Cogent Bidentate C18™
THC  HPLC, Cogent Amide™
THC metabolite HPLC, Cogent Phenyl Hydride™
Theanine HPLC, Cogent Diamond Hydride 2.o™
Thiamine HPLC, Cogent Diamond Hydride™
Thiamine HPLC, Cogent Diol™
Thiamine (Compound-Dependent) RSA™ Glass Vials
Thioguanine (6-TG) HPLC, Cogent Diamond Hydride™
Threonine HPLC, Cogent Diamond Hydride™
Thymidine HPLC, Cogent Diamond Hydride™
Thymine HPLC, Cogent Diamond Hydride™
Tizanidine HPLC, Cogent Diamond Hydride 2.o™
Tizanidine HPLC, Cogent Diamond Hydride™
Tizanidine HPLC, Cogent Amide™
Tobramycin HPLC, Cogent Diamond Hydride™
Tramadol HPLC, Cogent Diamond Hydride™
Tramadol HPLC, Cogent Bidentate C8™
trans β-Carotene HPLC, Cogent C30™
trans-4-Hydroxy-L-Proline HPLC, Cogent Diamond Hydride™
Trans-Aconitic Acid HPLC, Cogent Diamond Hydride™
Trans-Resveratrol HPLC, Cogent Bidentate C18™
Tree bark HPLC, Cogent Diamond Hydride™
trehalose-6-phosphate HPLC, Cogent Diamond Hydride™
Triamterene HPLC, Cogent Diamond Hydride™
Triamterene HPLC, Cogent Diamond Hydride 2.o™
Trimethobenzamide HPLC, Cogent Diamond Hydride™
Trimethylamine N-oxide HPLC, Cogent UDC-Cholesterol™
Triphenylamine HPLC, Cogent Bidentate C18 2.o™
Tropa-Alkaloid HPLC, Cogent Bidentate C18™
Tropicamide HPLC, Cogent Diamond Hydride™
Tryisine HPLC, Cogent Bidentate C8 300™ (RP)
Tryptamine HPLC, Cogent Diamond Hydride™
Tryptamine Hydrochloride HPLC, Cogent Diamond Hydride™
Tyrosine HPLC, Cogent Diamond Hydride™
Tyrosol  HPLC, Cogent Phenyl Hydride™
UDP – Galactose HPLC, Cogent Diamond Hydride™
UDP – Galactose HPLC, Cogent Diamond Hydride™
UDP – Glucose HPLC, Cogent Diamond Hydride™
UDP – Glucose HPLC, Cogent Diamond Hydride™
UDP – Hexanolamine HPLC, Cogent Diamond Hydride™
Uracil HPLC, Cogent Bidentate C18™
Uracil HPLC, Cogent Diamond Hydride™
Urea HPLC, Cogent Diamond Hydride™
Urea  HPLC, Cogent UDC-Cholesterol™
Urea (Milk Extract) HPLC, Cogent Diamond Hydride™
Urea (RP) HPLC, Cogent Bidentate C8 300™ (RP)
Uric Acid HPLC, Cogent Diamond Hydride™
Uric acid HPLC, Cogent Diol™
Uridine HPLC, Cogent Diamond Hydride™
Uridine 5′-diphosphate (Galactose) HPLC, Cogent Diamond Hydride™
Uridine 5′-diphosphate (Glucose) HPLC, Cogent Diamond Hydride™
Uridine 5′-diphosphate (Glucose) HPLC, Cogent Diamond Hydride™
Uridine 5′-diphosphate (UDP) HPLC, Cogent Diamond Hydride™
Valine HPLC, Cogent Diamond Hydride™
Valine HPLC, Cogent Diamond Hydride™
Valaciclovir HPLC, Cogent Diamond Hydride™
Valaciclovir HPLC, Cogent Diamond Hydride™
Valsartan HPLC, Cogent Bidentate C18™
Valtrex HPLC, Cogent Diamond Hydride™
Vancomycin HPLC, Cogent Diamond Hydride™
Vancomycin HPLC, Cogent Diamond Hydride 2.o™
Vanillic acid  HPLC, Cogent Phenyl Hydride™
Vanillic acid  HPLC, Cogent Phenyl Hydride™
Vanillic acid HPLC, Cogent Phenyl Hydride™
Vardenafil  HPLC, Cogent UDA™
Venlafaxine HPLC, Cogent Diamond Hydride™
Verbascoside  HPLC, Cogent Phenyl Hydride™ (RP)
Vitamin B HPLC, Cogent Diamond Hydride™
Vitamin K1 HPLC, Cogent UDC-Cholesterol™
Warfarin HPLC, Cogent Bidentate C18™
Warfarin HPLC, Cogent Diol 2.o™
Xanax HPLC, Cogent Diamond Hydride™
Xanax HPLC, Cogent Diamond Hydride 2.o™
Xanthine HPLC, Cogent Diamond Hydride™
Xanthosine-5′-monophosphate HPLC, Cogent Diamond Hydride™
Zeaxanthin HPLC, Cogent C30™
Zeaxanthin SFC, Cogent Bidentate C18™