Customization: | Available |
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CAS No.: | 13472-35-0 |
Formula: | Nah2po4·2h20 |
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Sodium dihydrogen phosphate, also known as acidic sodium phosphate, is an inorganic acid salt with chemical formula of NaH2PO4, which is easily soluble in water and almost insoluble in ethanol.
Item | NaH4P2O4·2H2O | NaH4P2O4 |
Main contents(NaH4P2O4·2H2O),w/%≥ | 98.0 | 98.0 |
Main contents(NaH4P2O4),w/%≥ | 98.0 | 98.0 |
Water insoluble,w/%≤ | 0.10 | 0.20 |
Iron(Fe),w/%≤ | 0.05 | 0.05 |
(As),w/%≤ | 0.01 | 0.01 |
Sulphate(as SO4),w/%≤ | 0.5 | 0.5 |
Chloride(as CI),w/%≤ | 0.40 | 0.40 |
PH value(10g/L solution) | 4.2-4.6 | 4.2-4.6 |
Fluoride,w/%≤ | 0.05 | 0.05 |
Sodium dihydrogen phosphate is the raw material for producing sodium hexametaphosphate and sodium pyrophosphate, which is mainly used for tanning, treating boiler water, as a quality improver and baking powder, as a buffer and raw material for baking powder in food industry and fermentation industry, and as a feed additive, detergent and dyeing auxiliary.