Manufacturer of HPLC Vials - 1.5 ml / 0.40 Dram Clear Screw Neck HPLC Vial Thread, Standard Screw Thread HPLC Vials, Glass HPLC Vial and Wide Mouth Screw - Vial Insert, 150 µl, glass with polymer feet, for 2 ml . Vial insert, 150µL, glass with polymer feet, for 2mL standard opening vials, 100 pcs., Manufacturer: Aijiren Technologies.