Product:  Phosphate

Description: CAS:  7558-79-4; Phosphate factory; anhydrous; heptahydrate

Category:  Excipients

In-stock:  In Stock

Payment Method:  T/T, L/C

Shipping Method:   AIR, Express

Product Information

CAS No.
7558-79-4
M.F.
HO4P.2Na
M.W. 141.96
Specification Heptahydrate/Anhydrous
Assay 98%
Highlight Disodium Hydrogen Phosphate 7558-79-4
Disodium Hydrogen Phosphate anhydrous
Disodium Hydrogen Phosphate heptahydrate

Additional Information

Application
  • Disodium hydrogen phosphate is used as an in conjunction with trisodium phosphate in foods and water treatment.
  • Density: 1.064g/Ml at 20°C

    Melting Point: 243-245 °C

    Water Solubility: >=10 g/100 mL at 20 ºC

    Solubility: H2O: 0.5M at20°C, clear, colorless

    Vapor Presure: 0Pa at 20℃

    Vapor Density: 4.9 (vs air)

    Appearance: White crystalline powder

    Color: White

    Maximum wavelength (λmax): ['λ: 260 nm Amax: 0.019', 'λ: 280 nm Amax: 0.016']

    Merck: 14,8659

    pKa: (1) 2.15, (2) 6.82, (3) 12.38 (at 25℃)

    PH: 8.9-9.2 (25℃, 50g/L in water)

    Storage Condition: Store at +5°C to +30°C.

    Stability: Stable. Incompatible with strong acids. Hygroscopic.

    Sensitive: Hygroscopic

    MDL: MFCD00003496

    Physical and Chemical Properties: White powder, flakes or granules. Soluble in water, its aqueous solution is alkaline; Insoluble in alcohol.

    Use: Used as water softener, fabric weighting agent, fire retardant, and used in glaze, solder, medicine, pigment, food industry and the preparation of other phosphate Used as industrial water treatment agent, printing and dyeing detergent, quality improver, neutralizer, antibiotic culture agent, biochemical treatment agent food quality improver

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