产品说明
包装
1 kg in poly bottle
100, 500 g in poly bottle
其他说明
所有缓冲液的 pH 值都取决于温度和浓度。Tris 缓冲液，温度每降低 1℃，pH 值增加约 0.03 个单位，每稀释十倍 pH 值降低0.03-0.05 个单位。
对于精确的应用，使用经过精心校准的 pH 计和玻璃/甘汞组合电极。
便于将 Trizma 产品规格与 Trizma 规格表进行比较。
法律信息
Trizma is a registered trademark of sigma-aldrich Co. LLC
基本信息
| 线性分子式 | NH2C(CH2OH)3 |
| 分子量 | 121.14 |
| Beilstein | 741883 |
| EC 号 | 201-064-4 |
| MDL编号 | MFCD00004679 |
| PubChem化学物质编号 | 24900405 |
| NACRES | NA.25 |
产品性质
| 质量水平 | 400 |
| 描述 | aminopeptidase substrate |
| 产品线 | BioXtra |
| 测定 | ≥99.9% (titration) |
| 形式 | crystalline |
| 杂质 | ≤0.005% Insoluble matter |
| 灼烧残渣 (900 ℃) | ≤0.01% (as SO4) |
| 缺失 | ≤0.5% loss on drying, 110℃ |
| pH值(酸碱度) | 10.5-12.0 (1 M in H2O) |
| 有效pH范围 | 7 - 9 |
| pKa (25 ℃) | 8.1 |
| bp | 219-220 ℃/10 mmHg (lit.) |
| mp | 167-172 ℃ (lit.) |
| 溶解性 | H2O: 1 M, colorless |
| 痕量阴离子 | chloride (Cl-): ≤0.005% sulfate (SO42-): ≤0.005% |
| 痕量阳离子 | Al: ≤0.0005% As: ≤0.0001% Ba: ≤0.0005% Bi: ≤0.0005% Ca: ≤0.001% Cd: ≤0.0005% Co: ≤0.0005% Cr: ≤0.0005% Cu: ≤0.0005% Fe: ≤0.0005% K: ≤0.005% Li: ≤0.0005% Mg: ≤0.0005% Mn: ≤0.0005% Mo: ≤0.0005% Na: ≤0.005% Ni: ≤0.0005% Pb: ≤0.0005% Sr: ≤0.0005% Zn: ≤0.0005% |
| 吸光度 | ≤0.020 at 280 in H2O at 1 M ≤0.025 at 260 in H2O at 1 M |
| SMILES string | NC(CO)(CO)CO |
| application(s) | diagnostic assay manufacturing |
| InChI | 1S/C4H11NO3/c5-4(1-6,2-7)3-8/h6-8H,1-3,5H2 |
| InChI key | LENZDBCJOHFCAS-UHFFFAOYSA-N |
安全信息
| 储存分类代码 | 11 - Combustible Solids |
| WGK | WGK 1 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
| 个人防护装备 | dust mask type N95 (US), Eyeshields, Gloves |
Sigma-Aldrich
m.cnreagent.com
