Disodium phosphate
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Disodium phosphate
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CAS No:
7558-79-4
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Formula:
H3O4P.2Na
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Chemical Name:
Disodium phosphate
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Synonyms:
Phosphoric acid,sodium salt (1:2);Phosphoric acid,disodium salt;Anhydrous sodium acid phosphate;Dibasic sodium phosphate;Disodium hydrogen phosphate;Disodium monohydrogen phosphate;Disodium phosphate;DSP;Exsiccated sodium phosphate;Soda Phosphate;Sodium hydrogen phosphate;Sodium phosphate (Na2HPO4);Disodium orthophosphate;Sodium monohydrogen phosphate;Disodium phosphate (Na2HPO4);Disodium acid orthophosphate;Disodium acid phosphate;Disodium hydrophosphate;Hydrogen disodium phosphate;Sodium phosphate,dibasic;Monohydrogen disodium phosphate;Acetest;Hydrogen sodium phosphate (HNa2PO4);Disodium hydrogen orthophosphate (Na2HPO4);Sodium orthophosphate dibasic;H 10;Sorensen's sodium phosphate;P 8135;148560-76-3;1374442-71-3
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CAS No:
Description
The anhydrous compound is white crystalline powder; hygroscopic; density 1.70 g/cm3; converts to sodium pyrophosphate at 240°C; soluble in water; 874 SODIUM PHOSPHATE, DIBASIC insoluble in alcohol. The dihydrate is a crystalline powder or granular solid; density 2.066 g/cm3 at 15°C; loses water of crystallization at 92.5°C. The heptahydrate is a powdered or granular crystalline solid; density 1.679 g/cm3; loses five molecules of water at 48°C. The dodecahydrate is made up of translucent crystal
Characteristics
93.23000
-0.05220
Sodium phosphate, dibasic appears as a colorless to white crystalline solid. Soluble in water. The primary hazard is the threat to the environment. Immediate steps should be taken to limit spread to the environment. Used as a fertilizer, in pharmaceuticals, in food processing, and for many other uses.
1.064 g/mL at 20ºC
243-245ºC
158ºC at 760 mmHg
H2O: >=10 g/100 mL at 20 ºC
Store at RT.
4.9 (vs air)
LD50 orally in Rabbit: > 2000 mg/kg
NONE
Saline taste
Between 8,4 and 9,6 (1 % solution)
Safety Information
UN 3077 9 / PGIII
3
R36/37/38
S24/25-S36
WC4500000
Xi
Separated from strong acids.
Stable. Incompatible with strong acids. Hygroscopic.
P264, P280, P305+P351+P338, P310, P33, P313
H318
Disodium phosphate Use and Manufacturing
Ph adUsed as industrial water quality treatment agent, printing and dyeing detergent, quality improver, antibiotic culture agent, biochemical treatment agent, etc.; used as flame retardant for fabric, wood, paper, and silk weighting agent. It is an auxiliary agent for manufacturing reactive dyes. It is used instead of borax in welding and brazing. Used as a food quality improver, used as an analytical reagent, buffer, water softener and fire retardant in the printing and dyeing industry, and also used for fabric weight gain; used as an analytical reagent and pH reference reagent; used as a flame retardant for wood, paper and fabric Used as water softener, fabric weighting agent, fire retardant, glaze, solder, mordant for dyeing, hydrogen peroxide bleaching stabilizer, boiler water softener, etc.; and used in glaze, solder, medicine, paint, food industry And to prepare other phosphates for use as industrial water treatment agents, printing and dyeing detergents, quality improvers, neutralizers, antibiotic culture agents, biochemical treatment agents, food quality improvers
Price Analysis
- Data: 2026-07-28
- Price: 3000.00Yuan/mt
- Change: 0
Drug Function and Efficacy
Distends the lower intestine to stimulate the defecation reflex and facilitates stool excretion by increasing the water content of the stool
Registered Holders
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AVANTOR PERFORMANCE MATERIALS LLC
Active
United States
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MAITHRI DRUGS PRIVATE LTD
Active
United States
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JOST CHEMICAL CO
Active
United States
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