1. It is used in the electroplating industry to prepare electroplating solutions and can form complexes with iron.
2. Used as wool degreasing agent and bleaching agent in wool spinning industry.
3. Used in the papermaking industry for bleaching paper and plant fibers.
4. In the printing and dyeing industry, it is used as an additive in printing, dyeing and fine bleaching.
5. In the daily chemical industry, it is used as a toothpaste additive. It can form a colloid with calcium hydrogen phosphate and play a stabilizing role. It can also be used to synthesize detergents and produce shampoo and other products.
6. Used as a water softener in water treatment.
7. Used as a rust remover in mechanical processing.
8. Used as dispersant and emulsifier in chemical production.
9. Used in water treatment agents, oil drilling, etc.
10. Used as a quality improver, emulsifier, buffer, and chelating agent in the food industry
In addition to the function of softening water, sodium pyrophosphate can also redissolve insoluble salts of calcium and magnesium. For example, in clothing fibers, dirt formed by insoluble calcium soap or other metal soaps can be mixed with it. It can redissolve it and improve decontamination. ability. In addition, sodium pyrophosphate has anti-flocculation effect and emulsifies oil, which is called peptizing property. It can also further reduce the surface tension and interfacial tension of the surfactant solution and play a role in washing.
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