| 品牌 |  |
| 产品名称 |
MOPS 钠盐 ： MOPS sodium salt ——【产品编号：SIGMA-M9381】
|
| CAS编号 | 71119-22-7 |
| 别名 | 3-(N-吗啉基)丙磺酸钠盐，3-(N-吗啉)-1-丙磺酸钠盐，4-吗啉丙磺酸钠盐，4-Morpholinepropanesulfonic acid sodium salt，3-(4-Morpholinyl)propanesulfonic acid sodium salt， 3-Morpholinopropanesulfonic acid sodium salt |
| 级别 | 科学级 |
| 纯度&分析 | ≥99.5% (titration) |
| Tips | 此产品纯度高、普适性强，可用于科学研究、药用辅料、规模化生产等。 |
| 分子式 | C7H14NNaO4S |
| 分子量 | 231.25 |
| 储存条件 | 常温避光保存。 |
| 性质 |
|
Quality Level |
ELITE |
|
assay |
≥99.5% (titration) |
|
useful pH range |
6.5 - 7.9 |
|
pKa (25 °C) |
7.2 |
|
| 原产地 | 美国 |
| 描述 |
|
Appearance (Color) |
White |
|
Appearance (Form) |
Powder |
|
Solubility (Color) |
Colorless |
|
Solubility (Turbidity) |
Clear |
|
|
33% W/W in H2O |
|
Infrared spectrum |
Conforms to Structure |
|
Water (by Karl Fischer) |
≤5 % |
|
A290 UV absorbance |
≤0.05 |
|
|
33% W/W |
|
Heavy Metals |
<= 5 ppm |
|
|
Pb |
|
Titration by H2SO4 (anhydrous) |
≥99.5 % |
|
| 供货状态 | True |
| 参考文献 |
1. Sigma quality control.
2. Ellis, K.J., and Morrison, J.F., Methods in Enzymology, 87, 405-426 (1982). "Buffers of constant
ionic strength for studying pH-dependent processes." Note that a review article in Methods in
Enzymology, 182, table p. 27 (1990) has the )pKa/)T misprinted.
3. Sigma production department.
4. Good, N.E., et al., Biochemistry, 5, 467-477 (1966).
5. Eagle, H., Science, 174, 500-503 (1971).
6. Thomas, J.M., and Hodes, M.E., Analytical Biochemistry, 118, 194-196 (1981).
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| 类型 | 缓冲介质 |
| 安全信息 |
|
个人防护装备 |
Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|
WGK德国 |
1 |
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