Aluminium Potassium Sulfate

Description:

Formulae hypotheses: KAl(SO4)2•12H2O

Aluminium ammonium sulphate [NH4Al (SO4) 2.12 H2O] content:≥99.5%-100.5%

Metalla gravia (sic Pb) conten;≤0.002%

Aqua Insolubilis Materia:≤0.2%

Pb）:≤0.001%

As:≤0.0002%

F）:≤0.003%

Se:≤0.003%

Humorem content:≤4.0%