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产品价格查看更多规格...
| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 4091206 | 25 G | 780 | 2-5天 | 4-6周 |
产品别名
56-89-3
L-Cystine-CAS 56-89-3-Calbiochem
(Cys)2
基本信息
| Empirical Formula【经验(实验)分子式】 | C6H12N2O4S2 |
| Molecular weight | 240.30 |
| MDL number | MFCD00064228 |
| General description【一般描述】 | Non-essential amino acid for human development. Has an optimal pH of 5.0-6.5. |
| Warning【警告】 | Toxicity: Standard Handling (A) |
| Preparation Note【制备说明】 | Solubility may be enhanced by lowering the pH to <2.0 or raising the pH to >8.0. |
| Legal Information【法律信息】 | CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany |
产品性质
| Quality Level【质量水平】 | 100 |
| Assay【测定】 | ≥98% (Macro-Kjeldahl method) |
| form【形式】 | crystalline powder crystals |
| optical activity【旋光性】 | [α]20/D -218 to -224°, c = 2 in 1 M HCl |
| manufacturer/tradename | Calbiochem® |
| storage condition【储存条件】 | OK to freeze |
| color【颜色】 | white |
| anion traces【痕量阴离子】 | chloride (Cl-): ≤0.02% sulfate (SO42-): ≤0.02% |
| cation traces【痕量阳离子】 | As: ≤1 ppm NH4+: ≤0.02% heavy metals: ≤10 ppm |
| shipped in【运输】 | ambient |
| storage temp.【储存温度】 | 15-25℃ |
| InChI | 1S/C6H12N2O4S2/c7-3(5(9)10)1-13-14-2-4(8)6(11)12/h3-4H,1-2,7-8H2,(H,9,10)(H,11,12)/t3-,4-/m0/s1 |
| InChI key | LEVWYRKDKASIDU-IMJSIDKUSA-N |
| packaging【包装】 | 25 g in Glass bottle |
安全信息
| Storage Class Code【储存分类代码】 | 11 - Combustible Solids |
| WGK | WGK 1 |
