网页 - Vials, screw cap 100/PK. $30.95. SKU: . Overview. Specifications. Vial, screw top, amber, write-on spot, certified, 2 mL, 100/pk. Vial size: 12 x 32 mm (12 mm cap) Our 2mL wide opening vials are constructed from type 33 and type 51 COE borosilicate glass, with low metal content, to protect your sample from destabilizing or