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| Category: | Chemicals / Chemical Auxiliary & Catalyst / Desiccant & Sorbent |
| Label: | DSP , Tech grade DSP , Food gradeDSP |
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| Live Chat: | Last Online:11 Dec, 2017 |
Molecular formula: Na2HPO4.nH2O (n=0,12)
Molecular weight: 358.0
Standard executed: HG/T2965-2000(Industrial Grade)
HG2920-2000(Food Grade)
CAS Number: 7758-79-4
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
Uses:
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, etc. No. Specifications Na2HPO4 (Anhydrous) Na2HPO4 .12H2O (Duohydrate) 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
Packing and storage: In
Guaranteed Technical Specifications: