upc csa basinfaucet chrome finish competitive price Certification:cUPC,NSF-61,AB1953,watersense EPA,DOE Description: 1)Material:Zinc Brass with chrome 2)Cartridge:washerless or ceramic 500,000 times for open and close3)chrome: 24 hours acidity spray salt tests 180 hours neutral spray salt tests4)quality assurance.Good After-sale service5)Certification:cUPC,NSF-61,AB1953,watersense EPA,DOE6) ...