Standard opening hplc inserts for 1.5ml vials Standard Opening 250ul insert conical for sale China chromatography sample vial with inserts manufacturerInsert,250UL Insert,Tubular Bottle manufacturer/supplier in China,offering I250 250UL Inserts for 1.5ml Autosampler Vial,4ml Vi Application: Suitable for 8-425, 9mm, 10-425, 11mm snap vials Material: Glass for