CAS NO: 59-66-5 Structural Formula: Molecular Formula: C4H6N4O3S2 Molecular Weight: 221.99 M.P.: 256-261°C Use: Acetazolamide is a carbonic anhydrase inhibitor to reduce aqueous humor and decrease intraocular pressure, reduce gastric acid secretion etc. Test analysis report: Product Name: Acetazolamide | Batch No.: 20070425 | Qty.: 150Kg | Analysis Date: 20070425 | Date manufactured: 2007.04.25 | Period of validity: 2007.04.25-2009.04.25 | Standard: EP4 | Test Item | Details | Test Result | Appearance | white needle-like crystal or powder | white needle-like crystal | M.P. | 256-261°C | 259°C | Drying Loss | ≤0.5% | 0.09% | Residue on Ignition | ≤0.1% | 0.05% | Heavy Metal | ≤20ppm | 17ppm | Clarity of Solution | clear and transparent | clear and transparent | PH | 4.00-6.00 | 5.75 | Assay | ≥98.0% | 98.4% | Conclusion: Qualified |
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