产品分类 更多
                    
                
| 
				 产品名称 Product Name | 
			
				 L-2-甲基苯丙氨酸  | 
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				CAS NO | 
			
				 80126-53-0  | 
			
				 数 量 Quantity | 
			
				 900 g  | 
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| 
				 批 号 Batch No.  | 
			
				HYA20111016 | 
			
				 有效期 Valid Period | 
			
				 3 年 Two Year | 
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| 
				 检测项目 Test Item | 
			
				 标准值 Specifications | 
			
				 实测值 Test Results | 
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| 
				 外 观 Appearance | 
			
				 类白色或微黄色粉末 Off-white or Faintly yellowpowder  | 
			
				 类白色粉末  | 
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				旋光度Specific Rotation[α]25  | 
			
				 +2 ~ +4º (C=1,1NHCLaq)  | 
			
				 + 2.5º (C=1,1NHCLaq)  | 
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| 
				 干燥失重 Loss on drying | 
			
				 ≤0.5%  | 
			
				 0.25%  | 
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| 
				 灼烧残渣 Residues On Ignition  | 
			
				 ≤0.1%  | 
			
				 0.05%  | 
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| 
				 纯 度 (HPLC) | 
			
				 ≥98%  | 
			
				 99.5%  | 
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