ammonium sulphate 98.5% extrapure

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Specification

Description

Diammonium Sulphate; : Mascagnite

CAS	7783-20-2
Molecular Formula	(NH4)2SO4
Molecular Weight	132.14
Shelf Life	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	Density [g/cm3]	1.77
Solubility in Water [% weight]	132 g/l at 20 °C – completely soluble	Partition Coefficient Log POW Octanol / Water at 20°C	-5.1

Specifications
Appearance	Colorless crystals/ White crystalline powder	Assay (Titration)	Min 98.5%
pH (5% Solution; 25°C)	4.5 – 6.0	Heavy Metal (As Pb)	Max 0.002 %
Chloride (Cl)	Max 0.003 %	Iron (Fe)	Max 0.002%
Sulphated Ash	Max 0.05%

Dangerous Goods Information
UN Number	–	DG Class	–

ammonium sulphate 98.5% extrapure

SKU C00242-00500-HS Category Chemicals