CAS No.: | 22204-53-1 |
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Formula: | C14h14o3 |
EINECS: | N/a |
Type: | Synthesis Material Intermediates |
Appearance: | Powder |
Quality: | Industrial |
Samples: |
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Customization: |
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Product No.:km-737 |
Product Name:Naproxen (USP32) |
Cas No.:22204-53-1 |
Molecular Formula:C14H14O3 |
Appearance: White or offer white crystalline powder Assay: 98.0%~102.0% Identification: 1) IR Absorption - As per reference standard 2) UV Absorption - Do not differ by more than 3% at 272nm Loss on drying: 1.0% max. Specific rotation: -15.3° ~-17.0° Heavy metals: 0.002% max. Free naproxen: 1.0% max. Residual Solvent Acetone: 0.5% max. Chromatographic purity 1)Any single impurity: 0.5%max. 2)Total impurities: 2.0% max. Packing: 25kg/ fibre drum Storage: kept at cool, shadow place Shelf life: 3 years under proper storage |
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