Fixed Carbon: 95%, 96%, 97%, 98% 99%; Sulphur: 0.5%max, 1. ... .50.58-1012.5Mixture2-38-1012.558-1012.5Specification: Fixed Carbon: 95%, 96%, 97%, 98% 99%;Sulphur: ≤0.5%, ≤1.0 ... , graphite electrode, aluminium, chemical industry and metallurgic industry etc. High Carbon Low Sulfur Calcined Petroleum Coke