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250 uL Tapered Insert (Mandrel) for 1.8 mL Wide Vial (100/pk)
Brand: Chromatography Research Supplies Inc250 ul clear tapered-bottom insert, mandrel (formed) point. 6x31 mm. Type 1 borosilicate glass. Fits 1.8 mL, 12x32 mm wide-mouth crimp or screw-top vials.Packaged: 4 in. x 6 in. Plastic bag; Weight: 50.73 g.
