AMMONIUM SULPHATE AR

Article No.	Grade	Purity	Cas no.	Molecular Formula	Molecular Weight	H.S. Code	Shelf Life
A0026105000	AR	99%	7783-20-2	(NH₄)₂SO₄	132.13	3102.2100	60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

Colorless crystals

Odour

Slight odor of ammonia

pH value

5 - 6

Melting Point/ Freezing point [°C]

> 280 °C

Partition coefficient Log Pow octanol / water at 20°C

-5.1

Density [g/cm3]

1.77

Solubility in water [% weight]

750 g/l at 20 °C - completely soluble

Appearance:	Colourless crystals/ white crystalline powder
Insoluble matter:	Max 0.005%
Chloride (Cl):	Max 0.0005%
Iron (Fe):	Max 0.0005%
Residue on ignition:	Max 0.005 %
Nitrate (NO3):	Max 0.001%
Phosphate (PO4):	Max 0.0005%
Assay (titration):	Min.99.0%
Heavy metals (by ICP-OES):	Max 0.0005%
pH (5% solution in water; 25°C):	5.0 to 6.0