CAS No.: 6381-92-6
AUCO No.: 193
Disodium EDTA white crystalline powder, soluble in water, almost insoluble in ethanol and ether, the pH value of its aqueous solution is about 5.3 for detergents, dyeing auxiliaries, fiber treatment agents, cosmetic additives, food additives, agricultural micro-fertilizers and Aquaculture, etc.
M
|
VALUE
|
Appearance
|
White crystal powder
|
Assay
|
≥99%
|
Heavy metals
|
≤20ppm
|
Lead
|
≤10ppm
|
Fe
|
≤10ppm
|
Chloride
|
≤0.01%
|
Chelating agent
|
339min
|
Sulphate
|
≤0.05%
|
PH (5% solution)
|
2.8-3.0
|
Reducing substances
|
≤0.5%
|
Loss on drying (105±2ºC)
|
≤0.2%
|
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