COA Center




Product Code: 00710


Appearance White powder or crystalline powder
Assay (by titration) 99.0-101.0% (on dried substance)
Assay (by HPLC; on dried basis) 98.0 -102.0%
Solubility Sparingly soluble in water, soluble in boiling water, freely soluble in ethanol (96 per cent) and in methanol, soluble in acetone
Infrared spectrum Conforms
Identification as per USP The retention time of the adipic acid peak of the Sample solution corresponds to that of the Standard solution, as obtained in the Assay
Melting point 151-154 °C
Appearance of solution Passes test
Chloride (Cl) Max 0.02%
Nitrate (NO3) Max 0.003%
Sulphate (SO4) Max 0.05%
Iron (Fe) Max 0.001%
Heavy metal (as Pb) Max 0.0001%
Loss on drying (1 g, 105°C, 3 hrs) Max 0.2%
Sulphated ash Max 0.1%
Related Substances -
Individual impurity Max 0.1%
Total impurities Max 0.5%

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