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氯化钾
Potassium Chloride
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| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 4059199 | 500 G | 2420 |
产品别名
7447-40-7
氯化钾
Potassium Chloride
结构式
基本信息
| Linear Formula【线性分子式】 | KCl |
| Molecular weight | 74.55 |
| MDL number | MFCD00011360 |
| EC Index Number【EC索引号】 | 231-211-8 |
| Application【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。 |
| Analysis Note【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 |
| Legal Information【法律信息】 | EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany |
产品性质
| Quality Level【质量水平】 | 300 |
| grade【等级】 | ACS reagent |
| agency | reag. ISO reag. Ph. Eur. |
| Assay【测定】 | 99-100.5% dry basis (silver nitrate titration) 99.5-100.5% (silver nitrate titration) |
| form【形式】 | solid |
| potency【效能】 | 2600 mg/kg LD50, oral (Rat) |
| pH【pH值(酸碱度)】 | 5.5-8.0 (25 ℃, 50 g/L in H2O) |
| bp | 1413 ℃/1013 hPa |
| mp | 770 ℃ (lit.) |
| density | 1.98 g/mL at 25 ℃ (lit.) |
| bulk density【堆积密度】 | 1000 kg/m3 |
| anion traces【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% |
| cation traces【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% |
| storage temp.【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
| Storage Class Code【储存分类代码】 | 13 - Non Combustible Solids |
| WGK | WGK 1 |
