DSP CAS Number: 7558-79-4（Anhydrous），10039-32-4（12H2O）

Category :

Inorganic chemicals

CAS NO :

CAS Number: 7558-79-4（Anhydrous），10039-32-4（12H2O）

EC NO :

231-448-7

MF :

Na₂HPO₄

MW :

141.958

Product description :

Category :

phosphate

Product name :

Di-Sodium hydrogen Phosphate (DSP)

Description :

Di-Sodium hydrogen Phosphate (DSP)

Molecular formula: Na2HPO4.nH2O (n=0,12)
Molecular weight: 358.0
Standard executed: HG/T2965-2000(Industrial Grade)
HG2920-2000(Food Grade)

Properties:
White or colorless crystalline free flowing solid, efflorescent in air, easily soluble in water, but insoluble in alcohol, its water solution is slightly alkaline, relative density at 1.52 g/cm3, melting point at 35℃
Guaranteed Technical Specifications:

No.	Specifications	Na2HPO4 (Anhydrous)		Na2HPO4 .12H2O (Duohydrate)
No.	Specifications	Industrial Grade	Food Grade	Industrial Grade	Food Grade
1	Main contents %≥	98.0	98.0	97.0	97.0
2	Phosphorus pentoxide,as P2O5	49.0	49.0	19.2	19.2
3	PH of 1% water solution	8.5-10.0	8.5-10.0	8.8-9.2	8.8-9.2
4	Chloride(as Cl)max%			0.05	0.014
5	Sulfate, as SO4 %≤			0.7	0.25
6	Heavy metals, as Pb %≤		0.001		0.001
7	Arsenic, as As %≤		0.0003	0.005	0.0003
8	Fluoride, as F %≤		0.005	0.05	0.005
9	Water insoluble %≤	0.10	0.10	0.05	0.05

Uses :

Used as a fire-preventio agent for fabric, timber, and paper, also as water softening agent for boiler, food additive, buffering agent, solder, tanning agent, etc.

Synonyms :

Disodium hydrogen phosphate;Sodium phosphate,dibasic;Disodium hydrogen phosphate,edible;disodium orthophosphate;di-sodium hydrogen orthophosphate;di-Sodium Hydrogenphosphate;Disodium Monohydrogen Orthophoshate;disodium monohydrogen phosphate;Disodium Monophosphate;disodium phosphoric acid;Phosphoric acid, disodium salt;Sodium acid phosphate;dibasic sodium phosphate;Sodium monohydrogen phosphate;sodium monohydrogen phosphate (2:1:1);Sodium Phosphate Dibasic;SODIUM PHOSPHATE REAGENT GRADE DIBASIC;soda phosphate;DSP;Disodium Phosphate;Di-Sodium Phosphate;Sodium Phosphate, Dibasic Anhydrous;phosphoric acid, sodium salt (1:2);Disodium hydrogen phosphate anhydrous;Disodium Hydrogenorthophosphate;di-Sodium hydrogen phosphate anhydrous;

Molecular Structure :

DSP CAS Number: 7558-79-4（Anhydrous），10039-32-4（12H2O）

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DSP

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