12849
Copper(II) sulfate pentahydrate
puriss., suitable for, meets analytical specification of Ph. Eur., BP, USP,FCC
Synonym(s):
Cupric sulfate pentahydrate, Sulfuric acid, copper(II) salt (1:1) pentahydrate
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About This Item
vapor pressure
7.3 mmHg ( 25 °C)
Quality Segment
grade
puriss.
assay
98.5-100.5% (USP)
form
crystals
quality
meets analytical specification of Ph. Eur., BP, USP,FCC
loss
35.0-36.5% loss on drying, 250 °C
pH
3.5-4.5 (20 °C, 50 g/L)
mp
110 °C (dec.) (lit.)
anion traces
chloride (Cl-): ≤100 mg/kg
cation traces
As: ≤5 mg/kg, Ca: ≤50 mg/kg, Fe: ≤30 mg/kg, K: ≤100 mg/kg, Mg: ≤50 mg/kg, Na: ≤200 mg/kg, Ni: ≤50 mg/kg, Pb: 4 ppm
suitability
passes test for appearance of solution, suitable for
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
General description
Application
- As catalyst for the acetylation of alcohols and phenols under solvent-free conditions.
- To compose the electrolyte for the electrodeposition of Cu-Zn-Sn precursors, required for the preparation of Cu2ZnSnS4 (CZTS) thin films.
- As catalyst for the dehydration of alcohols.
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signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1
Storage Class
11 - Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable
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