Aluminium potassium sulphate A.R

Description

ALUMINIUM POTASSIUM SULPHATE A.R.
(POTASSIUM ALUM)
AlK(SO4)2.12H2O = 474.38

Assay 99.5% min
pH of 5% Aq.solution Not less than 3.0
Insoluble matter 0.005% max
Chloride (Cl) 0.001% max
Ammonium (NH4) 0.015% max
Arsenic (As) 0.0002% max
Iron (Fe) 0.0005% max
Heavy Metals (Pb) 0.0005% max
Sodium (Na) 0.01% max

A74020 500 g.

Uses: Binding agent in injection manufacturing. Hardening agent in microscopy. Identifying coloringn matters.

Additional information