Contact Supplier Syringe Filter price Sterile 0.22 um Syringe Filters From Factory $0.15-$0.50 / piece 1.0 piece (Min. Order) CN Hawach Scientific Co., Ltd. 8YRS 5.0 ( 9) | "good service" Contact Supplier 33mm 0.22um Disposable PES Polyethersulfone for Aqueous solution sample preparation Sterile Syringe Filter Ready to Ship $24.00-$30.00 / box