Copper(II) sulfate

Product Name

Copper(II) sulfate, puriss., meets analytical specification of Ph. Eur., BP, USP, anhydrous, 99-100.5% (based on anhydrous substance)

InChI key

ARUVKPQLZAKDPS-UHFFFAOYSA-L

InChI

1S/Cu.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2

SMILES string

[Cu++].[O-]S([O-])(=O)=O

vapor pressure

7.3 mmHg ( 25 °C)

grade

puriss.

assay

99-100.5% (based on anhydrous substance)

form

solid

quality

meets analytical specification of Ph. Eur., BP, USP

impurities

residual solvents, complies

loss

≤1% loss on drying, 250 °C

pH

3.5-4.5 (20 °C, 50 g/L)

mp

200 °C (dec.) (lit.)

density

3.603 g/mL at 25 °C (lit.)

anion traces

chloride (Cl^-): ≤100 mg/kg

cation traces

Ca: ≤50 mg/kg
Fe: ≤30 mg/kg
K: ≤100 mg/kg
Mg: ≤100 mg/kg
Na: ≤200 mg/kg
Ni: ≤50 mg/kg
Pb: ≤80 mg/kg

Quality Level

200