Petroleum Asphalt Factory, Petroleum Asphalt Factory ...
Black Powder Sulfonated Asphalt for Petroleum Additives. FOB Price: US 650-800 Ton. Min. Order: 20 Tons. Color: Black. Appearance: Powder. Purity: 100%. Application: Drilling Fluids Mud Chemical. Grade: industrial Grade. Usage: Electronics Chemicals, Surfactants.
Get Price