Sodio solfato anidro EPR, USP 500 g

Sodio solfato anidro EPR Reag. Ph.Eur.
Na2SO4
M.W: 142,04 CAS: 7757-82-6 EC: 231-820-9 TARIC: 28331100
P: P102-P202

Appearance ≤ White crystalline powder
Assay 99 – 100.5%
Identity ≤ Passes test
Appearance of solution ≤ Passes test
Acidity or alkalinity ≤ Passes test
pH (5% solution in water) 5.2 – 8.0
Chloride (Cl–) ≤ 0.02%
Heavy metals (Pb) ≤ 0.001%
Arsenic (As) ≤ 0.0003%
Calcium (Ca) ≤ 0.005%
Iron (Fe) ≤ 0.001%
Magnesium (Mg) ≤ 0.001%
Loss on drying (130ºC) ≤ 0.5%