... 2,ceramic cartridge 3,cUPC,NSF,AB1953,ISO9001:2008 4,ORB surface finish cUPC basin faucet:Basin Faucet Material:1, ... close test.3, Got cUPC & NSF & AB1953 certificates for North American Market. Basin Faucet feature:1,surface finish ... with supper corrosion resistance and shining permanently.3,Basin faucet corrosion test:NSS/ASS 24hours/48hours, ... bathroom faucet to test quality first. cUPC basin faucet