Filters 30mm 0.45um 10/pk H-PVDF Syringe, 30mm 0.45um 10/pk H-PVDF Syringe Filters, 30mm, 10/pk: Industrial & Scientific,H-PVDF Syringe Filters,45um,Fast FREE Shipping,Cheap and stylish,Shop now for fast and free shipping., H-PVDF Syringe Filters 30mm 0.45um 10/pk.