产品说明
应用
可用于制备磷酸盐生理缓冲液以及萃取和增溶蛋白质。
分析说明
Assay (argentometric): 99.5 - 100.5 %
Assay (argentometric; calculated on dried substance): 99.0 - 100.5 %
Identity: passes test
Appearance of solution: passes test
Insoluble matter: ≤ 0.005 %
pH-value (5 %; water): 5.5 - 8.0
Acidity or alkalinity: passes test
Bromide (Br): ≤ 0.005 %
Chlorate and Nitrate (as NO₃): ≤ 0.003 %
Iodide (I):
≤ 0.002 %
: passes test
Phosphate (PO₄): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.001 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
Ba (Barium): passes test
Ca (Calcium): ≤ 0.001 %
Fe (Iron): ≤ 0.0002 %
Mg (Magnesium): ≤ 0.0005 %
Na (Sodium): ≤ 0.005 %
Magnesium and alkaline-earth metals (as Ca): ≤ 0.02 %
Loss on Drying (105°C): ≤ 1.0 %
Corresponds to ACS,ISO,Reag. Ph Eur
法律信息
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
基本信息
| 线性分子式 | KCl |
| 分子量 | 74.55 |
| MDL编号 | MFCD00011360 |
| EC索引号 | 231-211-8 |
产品性质
| 质量水平 | 300 |
| 等级 | ACS reagent |
| agency | reag. ISO reag. Ph. Eur. |
| 测定 | 99-100.5% dry basis (silver nitrate titration) 99.5-100.5% (silver nitrate titration) |
| 形式 | solid |
| 效能 | 2600 mg/kg LD50, oral (Rat) |
| pH值(酸碱度) | 5.5-8.0 (25 ℃, 50 g/L in H2O) |
| bp | 1413 ℃/1013 hPa |
| mp | 770 ℃ (lit.) |
| 密度 | 1.98 g/mL at 25 ℃ (lit.) |
| 堆积密度 | 1000 kg/m3 |
| 痕量阴离子 | bromide (Br-): ≤0.005% chlorate, nitrate (as NO3-): ≤0.003% iodide (I-): ≤0.002%passes test phosphate (PO43-): ≤0.0005% sulfate (SO42-): ≤0.001% |
| 痕量阳离子 | Ba:, passes test Ca: ≤ 0.001% Fe: ≤ 0.0002% Mg: ≤ 0.0005% Mg: ≤0.02% (alkaline earth metals (as Ca)) N: ≤ 0.001% Na: ≤ 0.005% heavy metals (as Pb): ≤ 0.0005% |
| 储存温度 | 2-30℃ |
| SMILES string | [Cl-].[K+] |
| InChI | 1S/ClH.K/h1H;/q;+1/p-1 |
| InChI key | WCUXLLCKKVVCTQ-UHFFFAOYSA-M |
安全信息
| 储存分类代码 | 13 - Non Combustible Solids |
| WGK | WGK 1 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
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