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203165

Sigma-Aldrich

Copper(II) sulfate pentahydrate

99.999% trace metals basis

Synonym(s):
Blue Vitriol, Cupric sulfate pentahydrate, Sulfuric acid, copper(II) salt (1:1) pentahydrate
Linear Formula:
CuSO4 · 5H2O
CAS Number:
Molecular Weight:
249.69
EC Number:
MDL number:
PubChem Substance ID:

vapor pressure

7.3 mmHg ( 25 °C)

Quality Level

Assay

99.999% trace metals basis

form

crystals and lumps

impurities

≤15.0 ppm Trace Metal Analysis

mp

110 °C (dec.) (lit.)

application(s)

battery manufacturing

SMILES string

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

InChI

1S/Cu.H2O4S.5H2O/c;1-5(2,3)4;;;;;/h;(H2,1,2,3,4);5*1H2/q+2;;;;;;/p-2

InChI key

JZCCFEFSEZPSOG-UHFFFAOYSA-L

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This Item
6124512849C7631
assay

99.999% trace metals basis

assay

≥99.0% (RT)

assay

98.5-100.5% (USP)

assay

≥98.0%

form

crystals and lumps

form

crystalline

form

crystals

form

powder or crystals

impurities

≤15.0 ppm Trace Metal Analysis

impurities

-

impurities

-

impurities

-

mp

110 °C (dec.) (lit.)

mp

110 °C (dec.) (lit.)

mp

110 °C (dec.) (lit.)

mp

110 °C (dec.) (lit.)

application(s)

battery manufacturing

application(s)

-

application(s)

-

application(s)

-

General description

It used largely as is or as a precursor in the production of numerous other compounds. The pentahydrate is soluble in alkaline solutions. Upon heating to 100oC in dry air, the pentahydrate converts to trihydrate.

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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25G
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