Solfato di alluminio 18-idrato, per analisi, ACS, BP, 500 g

Alluminio solfato 18-idrato AGR ACS, BP
Al2(SO4)3·18H2O
M.W: 666.42 CAS: 7784-31-8 EC: 233-135-0 TARIC: 28332200
H: H318

Appearance ≥ White crystalline powder
Assay (complexometric) 98 – 102
Insoluble matter ≤ 0.01%
Reaction (pH) ≥ 2.5
Chloride (Cl–) ≤ 0.001%
Ammonium (NH4) ≤ 0.01%
Copper (Cu) ≤ 0.001%
Iron (Fe) ≤ 0.002%
Heavy metals (Pb) ≤ 0.001%
Calcium (Ca) ≤ 0.01%
Magnesium (Mg) ≤ 0.002%
Potassium (K) ≤ 0.005%
Sodium (Na) ≤ 0.02%
Substances not precipited by NH4 ≤ 0.2%