| 
								 
									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
												 
											 | 
										 
									
								 
							 |