Product Brief Introduction
Product name: Diclofenac Sodium
CAS：15307-79-6
Product Specification
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Appearance |
White or off-white, slightly hygroscopic, crystalline powder |
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Identification |
IR: the infrared absorption spectrum of the sample complies with the reference standard. |
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TLC: the principal spot in the chromatogram obtained with the test solution is similar in position, colour and size to the principal spot in the chromatogram obtained with reference solution. |
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Chemical test: A blue color develops and precipitate is formed. |
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Reaction of sodium: it gives positive reaction. |
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Solubility |
Sparingly soluble in water, freely soluble in methanol, soluble in ethanol (96%), slightly soluble in acetone. |
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Appearance of Solution |
Absorbance(440nm)≤0.05 |
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Melting Point |
About 280°C with decomposition |
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Loss on Drying |
≤0.5% |
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Related Substances (HPLC) |
Single impurity ≤ 0.1% |
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Total impurities ≤0.4% |
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Heavy Metals |
≤10ppm |
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Total Aerobic Microbial Count |
≤1000cfu/g |
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Yeasts & Molds |
≤100cfu/g |
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E.Coli |
Not Detected |
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Assay (on dried basis) |
99.0%~101.0% |
