Low sulphur carbon additive 1.Our style no.: t9805 2.Type:graphitized petroleum coke 3.Fixed carbon content : 161;y98.5% Sulphur content : 0.05% Ash content : 0.50% Volatile content : 0.50% 4.Particle size : 1-5mm 5.Feature:first-class quality, low price, timely delivery and our best service.