Description
Brand : CDH
Packings : 500 Gram
Grade : Analytical Reagents (AR)
PARAMETER LIMIT
- Description White crystals/crystalline powder.
- Solubility 10% Solution in water is clear and colourless.
- Identification Passes tests.
- Assay (Complexometric) 99.0 – 103%
- pH (of 5% Solution in water) 4.5 – 8.5
MAXIMUM LIMIT OF IMPURITIES
– Insoluble matter 0.01%
– Free acid (as HCl) 0.005%
– Free alkali (as CaO) 0.005%
– Ammonium (NH4) 0.005%
– Sulphate (SO4) 0.01%
– Aluminium (Al) 0.0001%
– Arsenic (As) 0.0003%
– Barium (Ba) 0.003%
– Iron (Fe) 0.001%
– Heavy Metals (as Pb) 0.0005%
– Magnesium (Mg) 0.005%
– Magnesium & alkali salts 0.5%
– Potassium (K) 0.01%
– Sodium (Na) 0.02%
– Strontium (Sr) 0.05%
– Oxidising sub.(as NO3) 0.003%
– Iron, aluminium& phosphate Passes test.
– Organic volatile impurities Meets the requirement
