Description
Brand : CDH
Packings : 500 Gram
Grade : Analytical Reagents (AR)
PARAMETER LIMIT
- Description A white or almost white crystalline powder or colourless crystals.
- Solubility 10% solution in water is clear and colourless.
- Identification Passes test.
- Minimum assay (Acidimetric;dried substance) 99.5%
- pH of (5% soln. in water) 8.8-9.4
MAXIMUM LIMIT OF IMPURITIES
– Loss on drying (at 120°C,4 hours) 18.0-22.0%s
– Reducing substances Passes test.
– Insoluble matter 0.005%
– Chloride (Cl) 0.001%
– Sulphate (SO4) 0.005%
– Nitrogen compounds (N) 0.002%
– Arsenic (As) 0.0004%
– Calcium (Ca) 0.002%
– Iron (Fe) 0.001%
– Lead (Pb) 0.0005%
– Magnesium (Mg) 0.002%
– Monosodium phosphate Passes test.
