250ul insert for sales from China
9mm glass insert conical bottom
9mm Glass Insert Conical bottom for 2ml Vial, ND9, ND11, Volume 250ul . Inserts, manufactured with 3.3 Expansion Borosilicate glass Type 1 Class A, for use with 12x32mm vials with 9-11mm openings. 250µL precision tip for maximum recovery, w/attached plastic springs for proper alignment during use. Use with GC, GC/MS, HPLC, UHPLC, LC/MS, or CE.
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