Some Compounds adsorb to Borosilicate Glass due to Hydroxyl Groups / Silanols on the Glass Surface and others adsorb due to Hydrophobic Interaction with the Glass itself.

Deactivated (surface Treated) RSA-Pro Vials offer the best Glass Options for you since the surface treatment is more complete than any other Glass Vial Available.

    RSA Vial Product Page 

If you can use Plastic Vials, your best option is most likely using the 300 ul LCMS Poly Vials or our 700ul LCMS Poly Vials.

   LCMS Poly VialLCMS 300ul Poly Vial