high quality chromium metal. Specifications & Chemical compositions SpecificationsCompositionsCrFeSiAlCuCSP %(≥) JCr99-A99.000.350.250.300.020.020.020.01JCr99-B99.000.400.300.300.040.020.020.01JCr98.5-A98.500.450.350.500.040.030.020.01JCr98.5-B98.500.500.400.500.060.030.020.01JCr9898.000.800.400.800.060.030.030.01 chromium metal