Supplier: NSC (NATIONAL SCIENTIFIC COMP. Description: These vials are made from superior quality 33 expansion borosilicate clear (Type 1, Class A) glass, and meet all US, EU and JPN Pharmacopia standards. ,NSCAC4000-S2WEA,NSCAC4000-14EA,NSCAC4000-S1WEA,NSCAC4000-S1EA,NSCAC4000-LV2WEA,NSCAC4000-9EA,NSCAC4000-LV2EA.