Sodium Lignosulphonate, Calcium Lignosulphonate, Lignin manufacturer / supplier in China, offering Industrial-Grade Carboxymethyl Cellulose (CMC) Textile Sizing Agent, Oilfield Drilling CMC Powder Fluid Loss Control ISO 9001 Certified, Sodium Carboxymethyl Cellulose – Industrial Grade Thickener & Binder and so on.