51 Expansion Vial, Black Phenolic Cap, Rubber Liner, 16ml / 4 Dram, 21 X 70mm, 18-400, Pack Of 144

Details:

Clear screw thread sample vialclosed-top black phenolic closure with rubber liner (not attached)60910l series vials are packaged in lab packsmanufactured from 51 expansion borosilicate glass conforming to usp type i and astm e438, type i, class b requirement