Ossido di manganese (IV) grado analitico, 500 g

Manganese (IV) ossido AGR
MnO2
M.W: 86,94 CAS: 1313-13-9 EC: 215-202-6 TARIC: 28273985
EC INDEX: 025-001-00-3
H: H302+H332 P: P261;P264;P270;P271;P304+P340;P312;P330;P501

Appearance ≤ A black coloured heavy powder
Assay ≥ 80.0%
Free moisture ≤ 3%
Substances insoluble in HCl ≤ 0.5%
Iron (Fe) ≤ 0.1%
Lead (Pb) ≤ 0.09%
Copper (Cu) ≤ 0.002%
Sulfates (SO4) ≤ 1.2%
pH (5% water) 4.5 – 6.5