Copper(II) Sulfate 5-hydrate (Reag. USP, Ph. Eur.) for analysis, ACS, ISO

Copper(II) Sulfate 5-hydrate (Reag. USP, Ph. Eur.) for analysis, ACS, ISO
Content: 25 KGM
Physical Description:
solid
Quality Name: for analysis, ACS, ISO
Specification: Assay (Iodom.): 99-101 %

?maximum limit of impurities:
Insoluble matter in H2SO4: 0.005 %
Chloride (Cl): 0.001%
Nitrogen compounds (as N): 0.001%
As: 0.0001 %

Metals by ICP [in mg/Kg (ppm)]:
Ca: 50
Cd: 10
Co: 10
Cr: 5
Fe: 30
Hg: 5
K: 10
Mg: 20
Mn: 5
Na: 50
Ni: 50
Pb: 50
Si: 5
Sr: 5
Ti: 5
V: 5
Zn: 300