Potassium Pyrosulfate with CAS 7790-62-7

Potassium pyrosulfate is colorless crystalline or fused mass. It's hygroscopic. Easily soluble in water, the aqueous solution is highly acidic. Relative density 2.28. Melting point of about 325 ℃. Acid flux for chemical analysis. Steel analysis as an electrolytic metal inclusion agent.

Property:

CAS:7790-62-7

MF:K2O7S2

MW:254.32

EINECS:232-216-8

Melting point:325 °C

Density 2.28 g/mL at 25 °C(lit.)

storage temp. Storage temperature: no restrictions.

solubility H2O: 0.1 M at 20 °C, clear, colorless

form Solid

color White

PH0.8 (50g/l, H2O, 20℃)

Water Solubility MAY DECOMPOSE

Use:

It is mainly used as a coagulant to purify water quality. Paper industry used as sizing agent, with rosin emulsion for paper sizing, to improve the water resistance of paper. The pharmaceutical industry is used as antiseptic, astringent and hemostatic agent. It can be used as an external astringent for astringent hemostasis. Mixed with a certain concentration of water solution, can be used to prevent rice dermatitis; Aluminum hydroxide can be prepared into stomach medicine. Mixed with green fodder, can be used for disease control of livestock. It is also Chinese medicinal materials, such as semi-xia, nanxing pickled preparations. The light industry is used as a colorant for yellow medical glass. The tanning industry is used as an aluminum tanning agent.

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5. Active Pharmaceutical Ingredients