Diclofenac Potassium
1)CAS NO.:15307-81-0
2)Molecular formula: C14H10Cl2KNO2
3)Molecular weight: 334.239
4)Assay: 99.0%-101%

Diclofenac Potassium

Usage:Analgesic-antipyretic

Assay: 99.0%-101.0

Standard:EP5.0

Characteristics: A white or slightly yellowish crystalline powder

Identification:

A. IR

D. Test of potassium salt

Appearance of solution: 5.0% of methanol solution UV 440nm, NMT0.05

Clarity of solution: Clear

Related substances: 

                 Each impurity: ≤0.2%

                 Total impurities: ≤0.5%

Heavy metals: ≤10PPM

Loss on drying: ≤0.5%(lg, 100°C-105°C, 3 hrs)

Solubility: Sparingly soluble in water, freely soluble in methanol, soluble 

in alcohol, slightly soluble in acetone, practically insoluble in 

chloroform and ether.

Assay: 99.0%-101.0%