PTFE/Silicone Septa, Hand Crimpers, Syringe Filters manufacturer / supplier in China, offering OEM ODM Laboratory Sample Filter Mce Membrane Hydrophilic Membrane 25mm Syringe Filter, Aijiren OEM Laboratory Sample Filter Mce Membrane 25mm Syringe Filter, Wholesale Lab 0.22um 0.45um 13mm 25mm 33mm Nylon HPLC Syringe Filter and so on.