Molecular formula : R-C10H6-SO3M (R alkyl is, M is the cationic) b _ nature : brown powder. Hard water-soluble and softener. For anionic surfactant. As dispersant, can reduce the viscous solid particles, ceramic products contribute to the molding operation; SBR for processing low-temperature curing process viscosity inhibitor; The pigment paste viscosity reducing agent; Synthetic rubber polymerization process of dispersing agent and stabilizer; And for dyeing leather products, Fabric processing, color amylin, paints, inks, such as the pesticide formulations. Powder is a key component of the main BX. The main products are sodium and ammonium.