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 1.52 g/cm3, melting point

 

at 35°C

 

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.

 

Packing and storage: In 25kg, 50kg, 1000kg net bags, store at a cool ,dry and well ventilated place.

 

 

Guaranteed Technical Specifications:

 

 

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