China HPLC Vials Manufacturers, Suppliers, Company - Factory 250uL Conical Micro-Insert, 31*5.7mm, Suits for 9mm Vials 250uL Micro-Insert with Mandrel Interior, & Polymer Feet, 29 Application: Suitable for 8-425, 9mm, 10-425 . Thermo Scientific Vial Inserts. Inserts from Thermo Scientific Thermo Scientific autosampler vial inserts are made of clear glass or polypropylene and available in a variety of configurations for use with HPLC or GC autosampler vials. Usable volumes range from 125