We are working with world's leading companies of Australia, Chile, South Arica, Brazil, China, Korea, India, Russia, Ukrainepur Analysis(%)Cr2(SO4)3·6H2O : 98Fe : 0.001Ca : 0.001K : 0.001Al : 0.003water-fast : 0.001 50% plating and leather sulphate dihydrogen chromium liquid