Copper (II) Chloride Dihydrate AR – 500 Gram CDH

Description

Brand      : CDH
Packings : 500 Gram
Grade      : Analytical Reagents (AR)

PARAMETER LIMIT

• Description Moist blue, bluish green or green crystals.
• Solubility 10% solution in water is clear and bright.
• Identification Passes test.
• Assay (Iodometric, ex cu) 99.0 – 100.5%
• pH (of 5% Aq. solution) 3.0 – 3.8

MAXIMUM LIMIT OF IMPURITIES
– Loss on drying (at 105°C) 20.9 – 21.4%
– Insoluble matter 0.01%
– Nitrate (NO3) 0.01 5%
– Sulphate (SO4) 0.005%
– Arsenic (As) 0.0002%
– Calcium (Ca) 0.005%
– Iron (Fe) 0.003%
– Lead (Pb) 0.004%
– Nickel (Ni) 0.001%
– Potassium (K) 0.01%
– Sodium (Na) 0.02%
–  Organic volatile impurities Meets the requirement.