热门关键词: ELISA试剂盒 - 大鼠ELISA试剂盒- 小鼠ELISA试剂盒
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L-色氨酸CAS : 73-22-3
货号:zk7401
	英文名: L-Tryptophan
级别 :USP Grade 
储存 :常温(18-25℃) EINECS编号: 200-795-6
分子量 :204.2
规格:50g  250g
| 物性 | 白色结晶粉末。溶于热乙醇, 0.1N HCl, 微溶于水。Suitable for cell culture. | 
| Assay | 98.5~101.5% | 
| pH | 5.5~7.0 | 
| Heavy metals | ≤15ppm | 
| Loss on drying | ≤0.3% | 
| Residue on ignition | ≤0.1% | 
| Sulfate | ≤0.03% | 
| Specific Rotation | -29.4°~ -32.8° | 
| Iron | ≤30ppm | 
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