widely applies tothe rubber, the medicine, coating, printing, magneticmaterial,profession and so on ceramics,feed etc. Q/NSD001--2007theenterprise standardA level99.50No0.05Manganeseoxide compound % ≤0.00010.00040.0080.20.150.150.40.00140.0010.003Cadmium content % ≤0.0015