... 3.ISO certified 4.use in steel making carburant is mainly used in steelmaking and casting industries,is an additive for increasing ... carbon content,low sulfur and p,has excellent and stable carburant effect,no smoke,no pollution to environment. Itemsfixed carbonash contentsulfurpmoisturevolatile ... ≤6≤0.1≤0.08≤2≤41-10mm low sulfur carburant