... 99.8%, , 98%, 95 Grade Standard: Electron, Rubber, Agriculture, Ceramics, painting, Nano Grade etc.Packing: 25kg ... acid, alkaki and amkonium solution.Application: Used in rubber, dope cable, porcelain enamel, oil, pottery and ... 120.21.03.04.0Cadmium oxide (CdO) % ≤0.020.05------Cupric oxide (CuO) % ≤0.006--------Manganese (Mn) % ... .0Loss On Ignition % ≤0.40.60.71.05.0Water Soluble Substance % ≤0.40.60.71 ...