Sodium phosphate monobasic dihydrate

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CAS No.: 7758-80-7

Molecular Weight: 156.02
 

Characters: Colorless rhombic system crystal with slight hygroscopicity, easily soluble in water

Specifications:

Sodium phosphate monobasic dihydrate	Reagent grade A.R.	Reagent grade C.P.	USP31
Item	Spec.	Spec.	Spec.
Assay %	≥99	≥98	98.0-103.0
Clarity test	Pass	Pass	—
PH(50g/l25°C)	4.2-4.6	4.2-4.6	4.1-4.5
Water insoluble%	≤0.01	≤0.02	≤0.2
Chlorides(CL) %	≤0.005	≤0.01	≤0.014
Sulphates(SO4)%	≤0.005	≤0.01	≤0.15
Nitrates(NO3)%	≤0.001	≤0.002	—
Ammonium(NH4)%	≤0.002	—	≤0.005
Fe%	≤0.001	≤0.005	—
As%	≤0.001	≤0.005	≤0.0008
Heav metal %	≤0.001	≤0.005	≤0.002
K%	≤0.02	≤0.1	—
Ammonia precipitates %	≤0.01	≤0.02	—
Water %	—	—	.10-15
Aluminium, calcium and related compositions	—	—	Clear
Organic volatiles	—	—	Pass

Product Usage: It is used for boiler water treatment, electroplating, leather making, baking powder, detergents; as raw material for the manufacture of sodium hexametahposphate.

Packaging: In 25Kg/woven bag lined with double-layer plastic bag

Storage Precautions: Stored in dry and draughty warehouse, avoid dampness and heating.

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