Description
Brand : CDH
Packings : 500 Gram
Grade : AR /ACS Reagents
PARAMETER LIMIT
- Description White fine powder, free from crystals and granules.
- Solubility 10% solution in hot water is clear and colourless.
- Minimum assay (Acidimetric) 99.5%
- pH of (4 % solution in water ) 3.8 to 4.8
MAXIMUM LIMIT OF IMPURITIES
– Insoluble matter 0.05%
– Chloride ( Cl ) 0.0002%
– Phosphate(PO4) 0.001%
– Sulphate ( SO4) 0.001%
– Calcium (Ca) 0.002%
– Copper (Cu) 0.0002%
– Iron ( Fe ) 0.0002%
– Heavy Metals (as Pb) 0.0005%
– Substances non volatile with methanol 0.05%
– Potassium (K) 0.001%
– Sodium (Na) 0.002%