Disodium hydrogen phosphate (DSP)
Alias£ºanhydrous disodium hydrogen phosphate
CAS No. :7558-79-4
Molecular Formula: Na2HPO4
MW: 141.98
Character£ºwhite powder, flake or granular material. It dissolves in water£¬and its aqueous solution is alkaline; not soluble in alcohol. Heat it up to 95 centipede£¬loses dihydrate and become sodium hydrogen phosphate anhydrous.
Uses: used as a water softener, fabric weight agent, fire retardant, and is used to glaze, solder medicine, pharmaceuticals, paints, food industry and manufacturing ,water treatment agent, printing and dyeing ***ergent, quality improver , neutralizer, antibiotics train agents, biological and chemical treatment agent of food quality improver
Quality standard(reference standard)
specification index
technical
£¨Na2HPO4£©%¡Ý 97.5
Loss on ignition %¡Ü 2.0
PH£¨1%solution£© 8.3-10.0
CL- %¡Ü 0.2
Heavy metal£¨Pb£© %¡Ü 0.002
As %¡Ü 0.00015
Water insoluble %¡Ü 0.15
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