Polysodium phosphate (sodium hexametaphosphate)
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Kazakhstan, Almaty
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Description
SODIUM POLYPHOSPHATE TECHNICAL
(sodium hexametaphosphate, Grakham's salt)
GOST 20291 - 80
Application
Sodium polyphosphate technical (Grakham's salt) is applied in the textile industry to the prevention of education on fabrics of calcic salts, in tanning production, in railway and industrial power plants to water demineralizing, in oil industry to drilling of wells.Formula: (NaPO3) of n • nH2O
Sodium safety requirements polyphosphate technical is fire and explosion - proof, is not toxic.
Sodium packaging polyphosphate technical is packed into plywood drums, barrels plywood and stamped with a net weight no more than 60 kg.
Physical and chemical indicators
| Name of indicator | Norm |
| 1. Appearance | Vitreous transparent substance in the form of pieces colourless or yellowish - greenish shade. |
| 2. Mass fraction of polysodium phosphate in terms of oxide of phosphorus (V), % , not less | 61.5 |
| 3. Mass fraction of inactive phosphates in terms of oxide of phosphorus (V), % , no more | 7 |
| 4. Mass fraction not of water soluble substances, % , no more | 0.07 |
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Polysodium phosphate (sodium hexametaphosphate)