Storage vials for liquid or powdery samples are available by 1.5ml HPLC Vial and Cap factory. A new 20 mm crimp cap with Silicone/PTFE liner sets a new standard in the GC headspace area. Aijiren 1.5ml hplc vial cap is characterised by high analytical purity and high temperature resistance (-60°C up to 200°C), good penetration properties and excellent sealing.