Disodium Phosphate
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Chemical formula: Na2HPO4·12H2O
Molecular weight: 358.14
CAS NO.: 7558-79-4
Ref. Standard: HG/T2965-1997(Industrial grade); HG2920-2000(Food grade)
production capacity:5000 t/a
Properties: White or colorless crystal, efflorescent in air, easily soluble in water, but insoluble in alcohol, its water solution is slightly alkaline, relative density is 1.63, melting point is 34.6℃
Technical Specifications:
No. | Index | Industrial Grade | Food grade |
1 | Main content %≥ | 98.0 | 98.0 |
2 | P2O5 %≥ | 19.2 | 19.4 |
3 | pH of 1% water solution | 8.8-9.2 | 9.0-9.4 |
4 | Chloride, as Cl % ≤ | 0.05 | 0.014 |
5 | Sulfate, as SO4 % ≤ | 0.7 | 0.25 |
6 | Heavy metal, as Pb % ≤ | - | 0.001 |
7 | |||
8 | Fluoride, as F % ≤ | 0.05 | 0.002 |
9 | Water insoluble % ≤ | 0.10 | 0.05 |
Applications: Used as a fire-prevention agent for fabric, timber, and paper, also as water softening agent for boiler, food additive, buffering agent, solder, tanning agent, and etc.
Used as a fire-prevention agent for fabric, timber, and paper, also as water softening agent for boiler, food additive, buffering agent, solder, tanning agent, and etc.
CAS NO:7558-79-4
EC NO:231-448-7
Molecular Formula:Na2HPO4
Molecular Weight:141.958
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:
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