Description
Brand : CDH
Packings : 500 Gram
Grade : AR /ACS Reagents
PARAMETER LIMIT
- Description Colourless hygroscopic crystals with a faint odour.
- Solubility 10% solution in water is clear and colourless.
- Minimum assay (Acidimetric,ex NH3) 98.00%
- pH (of 5% soln. in water,at250 C) 6.7 – 7.3
MAXIMUM LIMIT OF IMPURITIES
– Water content 2.5%
– Residue on ignition(as SO4) 0.01%
– Insoluble matter 0.005%
– Chloride (Cl 0.0005%
– Nitrate (NO3) 0.001%
– Sulphate (SO4) 0.001%
– Calcium (Ca) 0.001%
– Copper (Cu) 0.0005%
– Iron (Fe) 0.0002%
– Heavy metals (as Pb) 0.0002%
– Magnesium (Mg) 0.0005%
– KMnO4 reducing matter(as HCOOH) 0.005%
