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Specification Sheet

Product Name
Copper(II) sulfate pentahydrate puriss., suitable for, meets analytical specification of Ph. Eur., BP, USP,FCC

Product Number
12849

Product Brand
sigald

CAS Number
7758-99-8

Molecular Weight
249.69

Test

Specification

APPEARANCE (COLOR)Faint Blue to Dark Blue
APPEARANCE (FORM)Crystals
REDOX TITRATION99.0 - 100.5 %
ASSAY98.5% - 100.5% (USP)
SOLUBILITY (COLOR)complying
SOLUBILITY (TURBIDITY)complying
SOLUBILITY (METHOD)ACC. TO PH.EUR.
LOSS ON DRYING35.0 - 36.5 %
PROOF OF IDENTITYComplying
ARSENIC (ICP)≤ 5 mg/kg
CALCIUM (ICP)≤ 50 mg/kg
IRON (ICP)≤ 30 mg/kg
POTASSIUM (ICP)≤ 100 mg/kg
MAGNESIUM (ICP)≤ 50 mg/kg
SODIUM (ICP)≤ 200 mg/kg
NICKEL (ICP)≤ 50 mg/kg
LEAD (ICP)≤ 4 mg/kg
CHLORIDE (CL)≤ 100 mg/kg
RESIDUAL SOLVENTS (GLC-HS)Complying
RECOMMENDED RETEST PERIOD42 MONTHS