[Composition]: methano dimethyl dinaphthyl sodium sulfonate [Molecular formula]:C23H18O6S2Na2 Properties: Yellowish brown to brown powder, easily soluble in water, easily absorb moisture, incombustible; 1% aqueous solution is closely neutral, PH 6.4, with good diffusivity and heat-resistant stability, without penetrability and foaming characteristic, resist to acid, alkali, hard water and inorganic salt; incompatible to cotton fiber and hemp fiber, etc, compatible to protein and polyamide fiber; can be used together with anionic or non-ionic surface active agent, but can not be used together with cationic dyes or surface active agent; better condensation resistance to disperse reduced dye granules than that of dispersing NNO when heated; belongs to anionic surface active agent. .Quality Index :Item nameIndexDiffusive force (of standard), %≥ 100PH7 - 9Fineness(residue on 60mesh screen), %≤ 5heat stability,ºC≥ 130Uses:This product is mainly used as dispersing agent and filling agent for reduced dyes and dispersing dyes, early strength water reducing agent for concrete, dispersing agent for grinding reduced agent, latex stabilizer in rubber industry and auxiliary tanning agent in tanning industry.Dispersing agent for grinding reduced dyes, filling agent for standardizing, and spreading agent for lake production.¡¡ In printing and dying industry, it is used in suspension dyeing of reduced dyes, dyeing and dispersing in stable acid method, and dyeing of soluble reduced dyes. Latex stabilizer in rubber industry, and auxiliary tanning agent in tanning industry. This product can be dissolved in concrete as strength water reducing agent. Packing & storage: 1. 40Kg in plastic film lined woven bag, with the product name,net wt, manufacturer and address on the packing.. 2. prevent from rain and moisture when storage; if agglomerated, please crush and make it into solution, and its effect will be the same. 3. The valid period is 2 years since the date when the product left the factory .