... faucet N.W1630g *100% test 35# cartridge Factory direct sale Sink Kitchen FaucetMaterial CompositionSolid Brass Construction,zinc alloy handleCartridge35 ... leakage, ACS/KTW certificate sandard.Surface finishedTop quality thick plating of Copper,Chrome and Nickel ... Leaking test8-12KGSProducts warranty100% hydraulic test . 5years quality gurantee with generalyCertificateCE, EN817:2008,ISO9001:2008 ...