Could the Cogent Column Filters replace my HPLC guard columns? – FAQ

collapsCat options: Array ( [title] => Article Categories [showPostCount] => 0 [inExclude] => exclude [inExcludeCats] => default-title,uncategorized,featured-articles,180,1651,ce-accessories [showPosts] => 0 [showPages] => 0 [linkToCat] => 1 [olderThan] => 0 [excludeAll] => 0 [catSortOrder] => ASC [catSort] => catName [postSortOrder] => ASC [postSort] => postTitle [expand] => 4 [defaultExpand] => [debug] => 1 [postTitleLength] => 0 [catfeed] => none [taxonomy] => category [post_type] => post [postDateAppend] => after [postDateFormat] => m/d [showPostDate] => 0 [useCookies] => 0 [postsBeforeCats] => 0 [expandCatPost] => 1 [showEmptyCat] => 1 [showTopLevel] => 1 [useAjax] => 0 [customExpand] => [customCollapse] => [style] => kubrick [accordion] => 1 [title_link] => [addMisc] => 0 [addMiscTitle] => [number] => 2 [includeCatArray] => Array ( ) [expandSym] => [collapseSym] => ) postsToExclude: Array ( ) CATEGORY QUERY RESULTS Array ( [0] => WP_Term Object ( [term_id] => 165 [name] => 2.o™ HPLC Columns FAQ [slug] => 127 [term_group] => 0 [term_taxonomy_id] => 165 [taxonomy] => category [description] => [parent] => 153 [count] => 9 [filter] => raw ) [1] => WP_Term Object ( [term_id] => 211 [name] => Accounting - AP/AR Department [slug] => 116 [term_group] => 0 [term_taxonomy_id] => 211 [taxonomy] => category [description] => [parent] => 210 [count] => 22 [filter] => raw ) [2] => WP_Term Object ( [term_id] => 221 [name] => Accounting Dept. Forms [slug] => 124 [term_group] => 0 [term_taxonomy_id] => 221 [taxonomy] => category [description] => [parent] => 211 [count] => 5 [filter] => raw ) [3] => WP_Term Object ( [term_id] => 229 [name] => Accounts Receivable [slug] => 147 [term_group] => 0 [term_taxonomy_id] => 229 [taxonomy] => category [description] => [parent] => 225 [count] => 2 [filter] => raw ) [4] => WP_Term Object ( [term_id] => 154 [name] => Amide FAQ [slug] => 168 [term_group] => 0 [term_taxonomy_id] => 154 [taxonomy] => category [description] => [parent] => 153 [count] => 2 [filter] => raw ) [5] => WP_Term Object ( [term_id] => 214 [name] => App Notes Internal, USP & Archived [slug] => 142 [term_group] => 0 [term_taxonomy_id] => 214 [taxonomy] => category [description] => [parent] => 5 [count] => 30 [filter] => raw ) [6] => WP_Term Object ( [term_id] => 106 [name] => AppNotes AgroChem [slug] => 83 [term_group] => 0 [term_taxonomy_id] => 106 [taxonomy] => category [description] => [parent] => 105 [count] => 11 [filter] => raw ) [7] => WP_Term Object ( [term_id] => 265 [name] => AppNotes Alternate Generic Methods [slug] => appnotes-usp-methods [term_group] => 0 [term_taxonomy_id] => 265 [taxonomy] => category [description] => [parent] => 14 [count] => 9 [filter] => raw ) [8] => WP_Term Object ( [term_id] => 113 [name] => AppNotes ANP/HILIC Methods [slug] => 138 [term_group] => 0 [term_taxonomy_id] => 113 [taxonomy] => category [description] => [parent] => 14 [count] => 191 [filter] => raw ) [9] => WP_Term Object ( [term_id] => 107 [name] => AppNotes Chemicals/Energy [slug] => 86 [term_group] => 0 [term_taxonomy_id] => 107 [taxonomy] => category [description] => [parent] => 105 [count] => 24 [filter] => raw ) [10] => WP_Term Object ( [term_id] => 94 [name] => AppNotes Cogent Amide [slug] => 167 [term_group] => 0 [term_taxonomy_id] => 94 [taxonomy] => category [description] => [parent] => 84 [count] => 9 [filter] => raw ) [11] => WP_Term Object ( [term_id] => 97 [name] => AppNotes Cogent Bidentate C18 [slug] => 92 [term_group] => 0 [term_taxonomy_id] => 97 [taxonomy] => category [description] => [parent] => 84 [count] => 92 [filter] => raw ) [12] => WP_Term Object ( [term_id] => 57 [name] => AppNotes Cogent Bidentate C8 [slug] => 97 [term_group] => 0 [term_taxonomy_id] => 57 [taxonomy] => category [description] => [parent] => 84 [count] => 16 [filter] => raw ) [13] => WP_Term Object ( [term_id] => 96 [name] => AppNotes Cogent Bidentate C8 300 [slug] => 100 [term_group] => 0 [term_taxonomy_id] => 96 [taxonomy] => category [description] => [parent] => 84 [count] => 3 [filter] => raw ) [14] => WP_Term Object ( [term_id] => 264 [name] => AppNotes Cogent Biphenyl [slug] => biphenyl-appnotes [term_group] => 0 [term_taxonomy_id] => 264 [taxonomy] => category [description] => Application Notes using the Cogent Biphenyl HPLC Columns. [parent] => 15 [count] => 0 [filter] => raw ) [15] => WP_Term Object ( [term_id] => 98 [name] => AppNotes Cogent Diamond Hydride [slug] => 90 [term_group] => 0 [term_taxonomy_id] => 98 [taxonomy] => category [description] => [parent] => 84 [count] => 166 [filter] => raw ) [16] => WP_Term Object ( [term_id] => 99 [name] => AppNotes Cogent Diol [slug] => 146 [term_group] => 0 [term_taxonomy_id] => 99 [taxonomy] => category [description] => [parent] => 84 [count] => 7 [filter] => raw ) [17] => WP_Term Object ( [term_id] => 160 [name] => AppNotes Cogent HPS [slug] => 135 [term_group] => 0 [term_taxonomy_id] => 160 [taxonomy] => category [description] => [parent] => 15 [count] => 4 [filter] => raw ) [18] => WP_Term Object ( [term_id] => 261 [name] => AppNotes Cogent Phenyl Hexyl [slug] => appnotes-cogent-phenyl-hexyl [term_group] => 0 [term_taxonomy_id] => 261 [taxonomy] => category [description] => [parent] => 15 [count] => 1 [filter] => raw ) [19] => WP_Term Object ( [term_id] => 100 [name] => AppNotes Cogent Phenyl Hydride [slug] => 93 [term_group] => 0 [term_taxonomy_id] => 100 [taxonomy] => category [description] => [parent] => 84 [count] => 38 [filter] => raw ) [20] => WP_Term Object ( [term_id] => 262 [name] => AppNotes Cogent RP C8 [slug] => appnotes-cogent-rp-c8 [term_group] => 0 [term_taxonomy_id] => 262 [taxonomy] => category [description] => [parent] => 15 [count] => 3 [filter] => raw ) [21] => WP_Term Object ( [term_id] => 101 [name] => AppNotes Cogent Silica-C [slug] => 98 [term_group] => 0 [term_taxonomy_id] => 101 [taxonomy] => category [description] => [parent] => 84 [count] => 6 [filter] => raw ) [22] => WP_Term Object ( [term_id] => 102 [name] => AppNotes Cogent UDA [slug] => 99 [term_group] => 0 [term_taxonomy_id] => 102 [taxonomy] => category [description] => [parent] => 84 [count] => 7 [filter] => raw ) [23] => WP_Term Object ( [term_id] => 103 [name] => AppNotes Cogent UDC Cholesterol [slug] => 94 [term_group] => 0 [term_taxonomy_id] => 103 [taxonomy] => category [description] => [parent] => 84 [count] => 17 [filter] => raw ) [24] => WP_Term Object ( [term_id] => 108 [name] => AppNotes Food and Beverages [slug] => 84 [term_group] => 0 [term_taxonomy_id] => 108 [taxonomy] => category [description] => [parent] => 105 [count] => 71 [filter] => raw ) [25] => WP_Term Object ( [term_id] => 14 [name] => AppNotes Library [slug] => 63 [term_group] => 0 [term_taxonomy_id] => 14 [taxonomy] => category [description] => [parent] => 4 [count] => 379 [filter] => raw ) [26] => WP_Term Object ( [term_id] => 15 [name] => AppNotes Listed by Column [slug] => 91 [term_group] => 0 [term_taxonomy_id] => 15 [taxonomy] => category [description] => [parent] => 14 [count] => 25 [filter] => raw ) [27] => WP_Term Object ( [term_id] => 104 [name] => AppNotes Listed by Compound [slug] => 96 [term_group] => 0 [term_taxonomy_id] => 104 [taxonomy] => category [description] => [parent] => 14 [count] => 1 [filter] => raw ) [28] => WP_Term Object ( [term_id] => 105 [name] => AppNotes Listed by Discipline [slug] => 95 [term_group] => 0 [term_taxonomy_id] => 105 [taxonomy] => category [description] => [parent] => 14 [count] => 36 [filter] => raw ) [29] => WP_Term Object ( [term_id] => 110 [name] => AppNotes Metabolites [slug] => 85 [term_group] => 0 [term_taxonomy_id] => 110 [taxonomy] => category [description] => [parent] => 105 [count] => 75 [filter] => raw ) [30] => WP_Term Object ( [term_id] => 258 [name] => AppNotes Normal Phase [slug] => appnotes-normal-phase [term_group] => 0 [term_taxonomy_id] => 258 [taxonomy] => category [description] => [parent] => 14 [count] => 3 [filter] => raw ) [31] => WP_Term Object ( [term_id] => 109 [name] => AppNotes Pharmaceuticals [slug] => 82 [term_group] => 0 [term_taxonomy_id] => 109 [taxonomy] => category [description] => [parent] => 105 [count] => 196 [filter] => raw ) [32] => WP_Term Object ( [term_id] => 111 [name] => AppNotes Proteins Peptides [slug] => 87 [term_group] => 0 [term_taxonomy_id] => 111 [taxonomy] => category [description] => [parent] => 105 [count] => 8 [filter] => raw ) [33] => WP_Term Object ( [term_id] => 114 [name] => AppNotes Reversed Phase Methods [slug] => 140 [term_group] => 0 [term_taxonomy_id] => 114 [taxonomy] => category [description] => [parent] => 14 [count] => 161 [filter] => raw ) [34] => WP_Term Object ( [term_id] => 17 [name] => AppNotes RP C18 [slug] => 181 [term_group] => 0 [term_taxonomy_id] => 17 [taxonomy] => category [description] => [parent] => 15 [count] => 12 [filter] => raw ) [35] => WP_Term Object ( [term_id] => 18 [name] => AppNotes RSA Vials [slug] => rsa-glass-vial-applications [term_group] => 0 [term_taxonomy_id] => 18 [taxonomy] => category [description] => [parent] => 14 [count] => 4 [filter] => raw ) [36] => WP_Term Object ( [term_id] => 84 [name] => AppNotes TYPE-C Columns [slug] => cogent-type-c-silica-columns [term_group] => 0 [term_taxonomy_id] => 84 [taxonomy] => category [description] => [parent] => 15 [count] => 1 [filter] => raw ) [37] => WP_Term Object ( [term_id] => 4 [name] => ARTICLES, APPNOTES, FAQ [slug] => 46 [term_group] => 0 [term_taxonomy_id] => 4 [taxonomy] => category [description] => [parent] => 0 [count] => 1203 [filter] => raw ) [38] => WP_Term Object ( [term_id] => 120 [name] => Autosampler Vials FAQ [slug] => 9 [term_group] => 0 [term_taxonomy_id] => 120 [taxonomy] => category [description] => [parent] => 119 [count] => 24 [filter] => raw ) [39] => WP_Term Object ( [term_id] => 250 [name] => Autosampler Vials Information [slug] => autosampler-vial-tips [term_group] => 0 [term_taxonomy_id] => 250 [taxonomy] => category [description] => [parent] => 4 [count] => 124 [filter] => raw ) [40] => WP_Term Object ( [term_id] => 257 [name] => Autosampler Vials Internal [slug] => autosampler-vials [term_group] => 0 [term_taxonomy_id] => 257 [taxonomy] => category [description] => [parent] => 5 [count] => 1 [filter] => raw ) [41] => WP_Term Object ( [term_id] => 156 [name] => Bidentate C18 FAQ [slug] => 22 [term_group] => 0 [term_taxonomy_id] => 156 [taxonomy] => category [description] => [parent] => 153 [count] => 8 [filter] => raw ) [42] => WP_Term Object ( [term_id] => 155 [name] => Bidentate C8 FAQ [slug] => 23 [term_group] => 0 [term_taxonomy_id] => 155 [taxonomy] => category [description] => [parent] => 153 [count] => 3 [filter] => raw ) [43] => WP_Term Object ( [term_id] => 256 [name] => Buffers Discontinued Internal [slug] => buffers-discontinued [term_group] => 0 [term_taxonomy_id] => 256 [taxonomy] => category [description] => [parent] => 7 [count] => 1 [filter] => raw ) [44] => WP_Term Object ( [term_id] => 129 [name] => Buffers for CE FAQ [slug] => 25 [term_group] => 0 [term_taxonomy_id] => 129 [taxonomy] => category [description] => [parent] => 128 [count] => 5 [filter] => raw ) [45] => WP_Term Object ( [term_id] => 208 [name] => Capillary Electrophoresis Information [slug] => 61 [term_group] => 0 [term_taxonomy_id] => 208 [taxonomy] => category [description] => [parent] => 4 [count] => 31 [filter] => raw ) [47] => WP_Term Object ( [term_id] => 128 [name] => CE and CZE FAQ [slug] => 13 [term_group] => 0 [term_taxonomy_id] => 128 [taxonomy] => category [description] => [parent] => 119 [count] => 9 [filter] => raw ) [48] => WP_Term Object ( [term_id] => 255 [name] => CElixir Products [slug] => celixir-products [term_group] => 0 [term_taxonomy_id] => 255 [taxonomy] => category [description] => [parent] => 7 [count] => 112 [filter] => raw ) [50] => WP_Term Object ( [term_id] => 252 [name] => Chrom Syringes FAQ [slug] => chrom-syringes-faq [term_group] => 0 [term_taxonomy_id] => 252 [taxonomy] => category [description] => [parent] => 147 [count] => 5 [filter] => raw ) [51] => WP_Term Object ( [term_id] => 212 [name] => Click To Chat Internal [slug] => 155 [term_group] => 0 [term_taxonomy_id] => 212 [taxonomy] => category [description] => [parent] => 5 [count] => 5 [filter] => raw ) [52] => WP_Term Object ( [term_id] => 148 [name] => Cogent Column Filters - FAQ [slug] => 37 [term_group] => 0 [term_taxonomy_id] => 148 [taxonomy] => category [description] => This is for the inline or in line PEEK filters that are designed to protect HPLC columns of all brands from unwanted particuatles. [parent] => 147 [count] => 11 [filter] => raw ) [53] => WP_Term Object ( [term_id] => 207 [name] => Cogent HPS FAQ [slug] => 34 [term_group] => 0 [term_taxonomy_id] => 207 [taxonomy] => category [description] => [parent] => 253 [count] => 6 [filter] => raw ) [54] => WP_Term Object ( [term_id] => 167 [name] => Column Hardware FAQ [slug] => 137 [term_group] => 0 [term_taxonomy_id] => 167 [taxonomy] => category [description] => [parent] => 153 [count] => 17 [filter] => raw ) [55] => WP_Term Object ( [term_id] => 135 [name] => Controlled Flow Capillary FAQ [slug] => 32 [term_group] => 0 [term_taxonomy_id] => 135 [taxonomy] => category [description] => [parent] => 128 [count] => 17 [filter] => raw ) [56] => WP_Term Object ( [term_id] => 249 [name] => Cornerstone Scientific Internal [slug] => cornerstone-scientific [term_group] => 0 [term_taxonomy_id] => 249 [taxonomy] => category [description] => [parent] => 5 [count] => 4 [filter] => raw ) [57] => WP_Term Object ( [term_id] => 127 [name] => Crimp Top Vials & Cap FAQ [slug] => 184 [term_group] => 0 [term_taxonomy_id] => 127 [taxonomy] => category [description] => [parent] => 120 [count] => 8 [filter] => raw ) [58] => WP_Term Object ( [term_id] => 222 [name] => Customer Care Department [slug] => 114 [term_group] => 0 [term_taxonomy_id] => 222 [taxonomy] => category [description] => [parent] => 210 [count] => 2 [filter] => raw ) [60] => WP_Term Object ( [term_id] => 157 [name] => Diamond Hydride FAQ [slug] => cogent-diamond-hydride [term_group] => 0 [term_taxonomy_id] => 157 [taxonomy] => category [description] => [parent] => 153 [count] => 42 [filter] => raw ) [61] => WP_Term Object ( [term_id] => 158 [name] => Diol FAQ [slug] => 145 [term_group] => 0 [term_taxonomy_id] => 158 [taxonomy] => category [description] => [parent] => 153 [count] => 1 [filter] => raw ) [62] => WP_Term Object ( [term_id] => 7 [name] => Discontinued Products Internal [slug] => discontinued-products [term_group] => 0 [term_taxonomy_id] => 7 [taxonomy] => category [description] => [parent] => 5 [count] => 16 [filter] => raw ) [63] => WP_Term Object ( [term_id] => 263 [name] => Dursan Surfaces [slug] => dursan-surfaces [term_group] => 0 [term_taxonomy_id] => 263 [taxonomy] => category [description] => [parent] => 77 [count] => 4 [filter] => raw ) [64] => WP_Term Object ( [term_id] => 216 [name] => Employee Cell Phone Internal [slug] => 131 [term_group] => 0 [term_taxonomy_id] => 216 [taxonomy] => category [description] => [parent] => 5 [count] => 1 [filter] => raw ) [65] => WP_Term Object ( [term_id] => 219 [name] => Employee Manual Internal [slug] => 103 [term_group] => 0 [term_taxonomy_id] => 219 [taxonomy] => category [description] => [parent] => 5 [count] => 12 [filter] => raw ) [66] => WP_Term Object ( [term_id] => 139 [name] => Equipment FAQ [slug] => 17 [term_group] => 0 [term_taxonomy_id] => 139 [taxonomy] => category [description] => [parent] => 119 [count] => 8 [filter] => raw ) [67] => WP_Term Object ( [term_id] => 140 [name] => Filter Degasser FAQ [slug] => 20 [term_group] => 0 [term_taxonomy_id] => 140 [taxonomy] => category [description] => [parent] => 147 [count] => 10 [filter] => raw ) [68] => WP_Term Object ( [term_id] => 147 [name] => Filtration FAQ [slug] => 14 [term_group] => 0 [term_taxonomy_id] => 147 [taxonomy] => category [description] => [parent] => 119 [count] => 4 [filter] => raw ) [69] => WP_Term Object ( [term_id] => 220 [name] => Financial Reporting [slug] => 117 [term_group] => 0 [term_taxonomy_id] => 220 [taxonomy] => category [description] => [parent] => 211 [count] => 1 [filter] => raw ) [70] => WP_Term Object ( [term_id] => 152 [name] => Fittings & Tubing for HPLC FAQ [slug] => 12 [term_group] => 0 [term_taxonomy_id] => 152 [taxonomy] => category [description] => [parent] => 119 [count] => 43 [filter] => raw ) [71] => WP_Term Object ( [term_id] => 119 [name] => Frequently Asked Questions?? [slug] => 8 [term_group] => 0 [term_taxonomy_id] => 119 [taxonomy] => category [description] => [parent] => 4 [count] => 3 [filter] => raw ) [72] => WP_Term Object ( [term_id] => 69 [name] => General Information [slug] => 141 [term_group] => 0 [term_taxonomy_id] => 69 [taxonomy] => category [description] => [parent] => 4 [count] => 13 [filter] => raw ) [73] => WP_Term Object ( [term_id] => 223 [name] => General Policies & Procedure Internal [slug] => 109 [term_group] => 0 [term_taxonomy_id] => 223 [taxonomy] => category [description] => [parent] => 210 [count] => 8 [filter] => raw ) [74] => WP_Term Object ( [term_id] => 159 [name] => Guard Columns FAQ [slug] => 81 [term_group] => 0 [term_taxonomy_id] => 159 [taxonomy] => category [description] => [parent] => 153 [count] => 13 [filter] => raw ) [75] => WP_Term Object ( [term_id] => 123 [name] => Headspace Vial FAQ [slug] => 19 [term_group] => 0 [term_taxonomy_id] => 123 [taxonomy] => category [description] => [parent] => 120 [count] => 15 [filter] => raw ) [76] => WP_Term Object ( [term_id] => 70 [name] => How To... [slug] => 76 [term_group] => 0 [term_taxonomy_id] => 70 [taxonomy] => category [description] => [parent] => 4 [count] => 52 [filter] => raw ) [77] => WP_Term Object ( [term_id] => 76 [name] => HPLC Column Information [slug] => 49 [term_group] => 0 [term_taxonomy_id] => 76 [taxonomy] => category [description] => [parent] => 71 [count] => 26 [filter] => raw ) [78] => WP_Term Object ( [term_id] => 153 [name] => HPLC Columns FAQ [slug] => 11 [term_group] => 0 [term_taxonomy_id] => 153 [taxonomy] => category [description] => [parent] => 119 [count] => 10 [filter] => raw ) [79] => WP_Term Object ( [term_id] => 254 [name] => HPLC Columns Old [slug] => hplc-columns-old [term_group] => 0 [term_taxonomy_id] => 254 [taxonomy] => category [description] => [parent] => 7 [count] => 4 [filter] => raw ) [80] => WP_Term Object ( [term_id] => 71 [name] => HPLC Information and Suggestions [slug] => 51 [term_group] => 0 [term_taxonomy_id] => 71 [taxonomy] => category [description] => [parent] => 4 [count] => 15 [filter] => raw ) [81] => WP_Term Object ( [term_id] => 77 [name] => HPLC Tips and Suggestions [slug] => 18 [term_group] => 0 [term_taxonomy_id] => 77 [taxonomy] => category [description] => [parent] => 71 [count] => 340 [filter] => raw ) [82] => WP_Term Object ( [term_id] => 124 [name] => Inserts FAQ [slug] => 158 [term_group] => 0 [term_taxonomy_id] => 124 [taxonomy] => category [description] => [parent] => 120 [count] => 11 [filter] => raw ) [83] => WP_Term Object ( [term_id] => 5 [name] => INTERNAL ONLY - CONFIDENTIAL [slug] => 102 [term_group] => 0 [term_taxonomy_id] => 5 [taxonomy] => category [description] => [parent] => 0 [count] => 62 [filter] => raw ) [84] => WP_Term Object ( [term_id] => 230 [name] => Inventory Module [slug] => 166 [term_group] => 0 [term_taxonomy_id] => 230 [taxonomy] => category [description] => [parent] => 225 [count] => 2 [filter] => raw ) [85] => WP_Term Object ( [term_id] => 215 [name] => IT Computer Warriors Internal [slug] => 156 [term_group] => 0 [term_taxonomy_id] => 215 [taxonomy] => category [description] => [parent] => 5 [count] => 2 [filter] => raw ) [86] => WP_Term Object ( [term_id] => 145 [name] => Knitted Reactor Coils [slug] => 28 [term_group] => 0 [term_taxonomy_id] => 145 [taxonomy] => category [description] => [parent] => 144 [count] => 14 [filter] => raw ) [87] => WP_Term Object ( [term_id] => 206 [name] => Labelled Vials [slug] => 179 [term_group] => 0 [term_taxonomy_id] => 206 [taxonomy] => category [description] => [parent] => 205 [count] => 2 [filter] => raw ) [88] => WP_Term Object ( [term_id] => 224 [name] => Marketing Department [slug] => 119 [term_group] => 0 [term_taxonomy_id] => 224 [taxonomy] => category [description] => [parent] => 210 [count] => 4 [filter] => raw ) [89] => WP_Term Object ( [term_id] => 122 [name] => MicroSolv Autosampler Vials FAQ [slug] => 43 [term_group] => 0 [term_taxonomy_id] => 122 [taxonomy] => category [description] => [parent] => 120 [count] => 9 [filter] => raw ) [90] => WP_Term Object ( [term_id] => 170 [name] => Mobile Phase FAQ [slug] => 72 [term_group] => 0 [term_taxonomy_id] => 170 [taxonomy] => category [description] => [parent] => 119 [count] => 33 [filter] => raw ) [91] => WP_Term Object ( [term_id] => 78 [name] => Mobile Phase Suggestions [slug] => 58 [term_group] => 0 [term_taxonomy_id] => 78 [taxonomy] => category [description] => [parent] => 71 [count] => 15 [filter] => raw ) [92] => WP_Term Object ( [term_id] => 231 [name] => MTCP [slug] => 112 [term_group] => 0 [term_taxonomy_id] => 231 [taxonomy] => category [description] => [parent] => 210 [count] => 3 [filter] => raw ) [93] => WP_Term Object ( [term_id] => 233 [name] => Online Book of Standards [slug] => 148 [term_group] => 0 [term_taxonomy_id] => 233 [taxonomy] => category [description] => [parent] => 232 [count] => 2 [filter] => raw ) [94] => WP_Term Object ( [term_id] => 2 [name] => ONLINE TOOLS [slug] => 57 [term_group] => 0 [term_taxonomy_id] => 2 [taxonomy] => category [description] => [parent] => 0 [count] => 2 [filter] => raw ) [95] => WP_Term Object ( [term_id] => 232 [name] => Packaging Department [slug] => 111 [term_group] => 0 [term_taxonomy_id] => 232 [taxonomy] => category [description] => [parent] => 210 [count] => 3 [filter] => raw ) [96] => WP_Term Object ( [term_id] => 168 [name] => Partisil & Partisphere FAQ [slug] => 157 [term_group] => 0 [term_taxonomy_id] => 168 [taxonomy] => category [description] => [parent] => 253 [count] => 8 [filter] => raw ) [97] => WP_Term Object ( [term_id] => 144 [name] => Photochemical Reactor [slug] => 27 [term_group] => 0 [term_taxonomy_id] => 144 [taxonomy] => category [description] => [parent] => 139 [count] => 16 [filter] => raw ) [98] => WP_Term Object ( [term_id] => 72 [name] => Prep Chromatography [slug] => 75 [term_group] => 0 [term_taxonomy_id] => 72 [taxonomy] => category [description] => [parent] => 75 [count] => 4 [filter] => raw ) [99] => WP_Term Object ( [term_id] => 244 [name] => Pricing Policies [slug] => pricing-policies [term_group] => 0 [term_taxonomy_id] => 244 [taxonomy] => category [description] => [parent] => 224 [count] => 0 [filter] => raw ) [100] => WP_Term Object ( [term_id] => 210 [name] => Procedures Internal [slug] => 104 [term_group] => 0 [term_taxonomy_id] => 210 [taxonomy] => category [description] => [parent] => 5 [count] => 4 [filter] => raw ) [102] => WP_Term Object ( [term_id] => 234 [name] => Purchasing Department [slug] => 107 [term_group] => 0 [term_taxonomy_id] => 234 [taxonomy] => category [description] => [parent] => 210 [count] => 8 [filter] => raw ) [103] => WP_Term Object ( [term_id] => 171 [name] => Qualification FAQ [slug] => 16 [term_group] => 0 [term_taxonomy_id] => 171 [taxonomy] => category [description] => [parent] => 119 [count] => 60 [filter] => raw ) [104] => WP_Term Object ( [term_id] => 73 [name] => Qualification Information [slug] => 74 [term_group] => 0 [term_taxonomy_id] => 73 [taxonomy] => category [description] => [parent] => 71 [count] => 18 [filter] => raw ) [105] => WP_Term Object ( [term_id] => 242 [name] => Qx2 [slug] => 178 [term_group] => 0 [term_taxonomy_id] => 242 [taxonomy] => category [description] => [parent] => 7 [count] => 1 [filter] => raw ) [106] => WP_Term Object ( [term_id] => 235 [name] => Receiving Department [slug] => 110 [term_group] => 0 [term_taxonomy_id] => 235 [taxonomy] => category [description] => [parent] => 210 [count] => 4 [filter] => raw ) [107] => WP_Term Object ( [term_id] => 253 [name] => Reversed Phase Columns FAQ [slug] => reversed-phase-columns-faq [term_group] => 0 [term_taxonomy_id] => 253 [taxonomy] => category [description] => [parent] => 153 [count] => 2 [filter] => raw ) [108] => WP_Term Object ( [term_id] => 125 [name] => RSA Vials FAQ [slug] => 78 [term_group] => 0 [term_taxonomy_id] => 125 [taxonomy] => category [description] => [parent] => 120 [count] => 20 [filter] => raw ) [109] => WP_Term Object ( [term_id] => 225 [name] => SAGE 100 [slug] => 121 [term_group] => 0 [term_taxonomy_id] => 225 [taxonomy] => category [description] => [parent] => 210 [count] => 2 [filter] => raw ) [111] => WP_Term Object ( [term_id] => 236 [name] => Sales Department Inbound [slug] => 105 [term_group] => 0 [term_taxonomy_id] => 236 [taxonomy] => category [description] => [parent] => 210 [count] => 24 [filter] => raw ) [112] => WP_Term Object ( [term_id] => 237 [name] => Sales Department Outbound [slug] => 120 [term_group] => 0 [term_taxonomy_id] => 237 [taxonomy] => category [description] => [parent] => 210 [count] => 1 [filter] => raw ) [113] => WP_Term Object ( [term_id] => 226 [name] => Sales Order Module [slug] => 125 [term_group] => 0 [term_taxonomy_id] => 226 [taxonomy] => category [description] => [parent] => 225 [count] => 3 [filter] => raw ) [114] => WP_Term Object ( [term_id] => 3 [name] => SALES POLICIES [slug] => 15 [term_group] => 0 [term_taxonomy_id] => 3 [taxonomy] => category [description] => [parent] => 0 [count] => 10 [filter] => raw ) [115] => WP_Term Object ( [term_id] => 238 [name] => SFDC Salesforce.com [slug] => 106 [term_group] => 0 [term_taxonomy_id] => 238 [taxonomy] => category [description] => [parent] => 210 [count] => 7 [filter] => raw ) [116] => WP_Term Object ( [term_id] => 239 [name] => Shipping Department [slug] => 108 [term_group] => 0 [term_taxonomy_id] => 239 [taxonomy] => category [description] => [parent] => 210 [count] => 17 [filter] => raw ) [117] => WP_Term Object ( [term_id] => 163 [name] => Silica-C FAQ [slug] => 39 [term_group] => 0 [term_taxonomy_id] => 163 [taxonomy] => category [description] => [parent] => 153 [count] => 10 [filter] => raw ) [118] => WP_Term Object ( [term_id] => 150 [name] => Sparging Stones FAQ [slug] => 144 [term_group] => 0 [term_taxonomy_id] => 150 [taxonomy] => category [description] => [parent] => 147 [count] => 16 [filter] => raw ) [119] => WP_Term Object ( [term_id] => 118 [name] => Syringe Filters and Filtration [slug] => 73 [term_group] => 0 [term_taxonomy_id] => 118 [taxonomy] => category [description] => [parent] => 4 [count] => 15 [filter] => raw ) [120] => WP_Term Object ( [term_id] => 149 [name] => Syringe Filters FAQ [slug] => 38 [term_group] => 0 [term_taxonomy_id] => 149 [taxonomy] => category [description] => [parent] => 147 [count] => 32 [filter] => raw ) [121] => WP_Term Object ( [term_id] => 142 [name] => Syringe Pump Handheld [slug] => 45 [term_group] => 0 [term_taxonomy_id] => 142 [taxonomy] => category [description] => [parent] => 7 [count] => 0 [filter] => raw ) [122] => WP_Term Object ( [term_id] => 209 [name] => Technical Support Dept Internal [slug] => 113 [term_group] => 0 [term_taxonomy_id] => 209 [taxonomy] => category [description] => [parent] => 5 [count] => 20 [filter] => raw ) [123] => WP_Term Object ( [term_id] => 228 [name] => Templates Internal [slug] => 122 [term_group] => 0 [term_taxonomy_id] => 228 [taxonomy] => category [description] => [parent] => 5 [count] => 15 [filter] => raw ) [124] => WP_Term Object ( [term_id] => 8 [name] => TG-14 In-line Degasser [slug] => 171 [term_group] => 0 [term_taxonomy_id] => 8 [taxonomy] => category [description] => [parent] => 7 [count] => 0 [filter] => raw ) [125] => WP_Term Object ( [term_id] => 141 [name] => Tips Liquid Handling [slug] => 48 [term_group] => 0 [term_taxonomy_id] => 141 [taxonomy] => category [description] => [parent] => 139 [count] => 5 [filter] => raw ) [126] => WP_Term Object ( [term_id] => 146 [name] => Tools [slug] => 88 [term_group] => 0 [term_taxonomy_id] => 146 [taxonomy] => category [description] => [parent] => 139 [count] => 7 [filter] => raw ) [127] => WP_Term Object ( [term_id] => 217 [name] => Tools & Equipment Internal [slug] => 130 [term_group] => 0 [term_taxonomy_id] => 217 [taxonomy] => category [description] => [parent] => 5 [count] => 3 [filter] => raw ) [128] => WP_Term Object ( [term_id] => 74 [name] => Trouble Shooting Suggestions [slug] => 50 [term_group] => 0 [term_taxonomy_id] => 74 [taxonomy] => category [description] => [parent] => 71 [count] => 68 [filter] => raw ) [129] => WP_Term Object ( [term_id] => 81 [name] => Tubing Information [slug] => 77 [term_group] => 0 [term_taxonomy_id] => 81 [taxonomy] => category [description] => [parent] => 4 [count] => 26 [filter] => raw ) [130] => WP_Term Object ( [term_id] => 75 [name] => TYPE-C Column Information [slug] => 53 [term_group] => 0 [term_taxonomy_id] => 75 [taxonomy] => category [description] => [parent] => 71 [count] => 44 [filter] => raw ) [131] => WP_Term Object ( [term_id] => 164 [name] => TYPE-C in General FAQ [slug] => 40 [term_group] => 0 [term_taxonomy_id] => 164 [taxonomy] => category [description] => [parent] => 153 [count] => 49 [filter] => raw ) [132] => WP_Term Object ( [term_id] => 126 [name] => U-2D Sample MGT FAQ [slug] => 172 [term_group] => 0 [term_taxonomy_id] => 126 [taxonomy] => category [description] => [parent] => 120 [count] => 11 [filter] => raw ) [133] => WP_Term Object ( [term_id] => 162 [name] => UDC-Cholesterol FAQ [slug] => 24 [term_group] => 0 [term_taxonomy_id] => 162 [taxonomy] => category [description] => [parent] => 153 [count] => 2 [filter] => raw ) [135] => WP_Term Object ( [term_id] => 260 [name] => Vial Centrifuge [slug] => vial-centrifuge [term_group] => 0 [term_taxonomy_id] => 260 [taxonomy] => category [description] => [parent] => 5 [count] => 1 [filter] => raw ) [136] => WP_Term Object ( [term_id] => 121 [name] => Vials & Caps General FAQ [slug] => 10 [term_group] => 0 [term_taxonomy_id] => 121 [taxonomy] => category [description] => [parent] => 120 [count] => 62 [filter] => raw ) [137] => WP_Term Object ( [term_id] => 218 [name] => VOIXIS Phone Internal [slug] => 129 [term_group] => 0 [term_taxonomy_id] => 218 [taxonomy] => category [description] => [parent] => 5 [count] => 16 [filter] => raw ) [138] => WP_Term Object ( [term_id] => 241 [name] => Warehousing [slug] => 159 [term_group] => 0 [term_taxonomy_id] => 241 [taxonomy] => category [description] => [parent] => 210 [count] => 1 [filter] => raw ) [139] => WP_Term Object ( [term_id] => 240 [name] => Websites [slug] => 115 [term_group] => 0 [term_taxonomy_id] => 240 [taxonomy] => category [description] => [parent] => 210 [count] => 1 [filter] => raw ) [140] => WP_Term Object ( [term_id] => 83 [name] => White Papers [slug] => 52 [term_group] => 0 [term_taxonomy_id] => 83 [taxonomy] => category [description] => [parent] => 4 [count] => 6 [filter] => raw ) [141] => WP_Term Object ( [term_id] => 137 [name] => Window Maker FAQ [slug] => 41 [term_group] => 0 [term_taxonomy_id] => 137 [taxonomy] => category [description] => [parent] => 128 [count] => 21 [filter] => raw ) [142] => WP_Term Object ( [term_id] => 227 [name] => Work Order [slug] => 136 [term_group] => 0 [term_taxonomy_id] => 227 [taxonomy] => category [description] => [parent] => 225 [count] => 10 [filter] => raw ) [143] => WP_Term Object ( [term_id] => 138 [name] => Zero Flow Capillary FAQ [slug] => 42 [term_group] => 0 [term_taxonomy_id] => 138 [taxonomy] => category [description] => [parent] => 128 [count] => 20 [filter] => raw ) ) POST QUERY: POST QUERY RESULTS
ARTICLES, APPNOTES, FAQ
INTERNAL ONLY – CONFIDENTIAL
ONLINE TOOLS
SALES POLICIES

April 14, 2020
Bill Ciccone

ARTICLES, APPNOTES, FAQ / HPLC Tips and Suggestions

No, a guard column is both a particulate filter (non dissolved chemicals) and a chemical filter (removes dissolved chemicals that might adsorb to your column). The pre-column, Cogent Column Filter is a particulate filter that adds extra protection of your expensive analytical and guard columns.

Click HERE for Column Protection Ordering Information including HPLC Pre-Column Filters.

Download this Page

If you can’t find what you are looking for, email us

Contact Us