Naphthalenesulfonic acid formaldehyde polymer sodium salt
Appearance: brown or dark brown powder.
Solubility: soluble in water.
Risk: irritation, irritation to skin, eye.
Animal toxicity: rat oral LD50: 3800mg/Kg;
mouse oral LD50: 3400mg/Kg;
mouse intraperitoneal LD50: 315mg/Kg;
mouse subcutaneous LD50: 1275mg/Kg;
rat intraperitoneal LD50: 460mg/Kg;
rat intravenous LD50: 435mg/Kg.
Ecology: May be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable possibly.
Characteristics: excellent dispersing, emulsifying abilities. certain tolerance to inorganic electrolyte.
Quality standards & test methods
physical and chemical indexes
Actives*, %, ≥
pH (25℃, 1%)
*: should be marked on molecular weight.
Dispersing agent, leveling agent in disperse dyes, reactive dyes, vat dyes widely. can be grinded with dyes.
Water-reducing agent in concrete industry.
Dispersing agent in pesticide.
Emulsion stabilizer, hydrotrope in personal care products.
Use as dispersing agent, emulsion stabilizer.