0.2 Um Syringe Filter - Autosampler Vial, Hplc Vial, PTFE . We have a full range of HPLC vials, GC vials, EPA vials, GC/MS vials, LC/MS vials, storage vials, syringe filters and filter membranes. We have more than 1000 products, and 20-30 NEW items every year thanks to our R & D team. Please ask for catalog. * 2.What markets do you sell to?