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氯化钾
Potassium Chloride
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 |
| 4059198 | 50 G | 1640 | |||
| 4059198 | 500 G | 10760 |
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】 | Purity (metallic): ≥ 99.999 % Assay (argentometric): ≥ 99.5 % Phosphate (PO₄): ≤ 5 ppm Sulfate (SO₄): ≤ 10 ppm Total nitrogen (N): ≤ 10 ppm Al (Aluminium): ≤ 0.010 ppm Ba (Barium): ≤ 1.0 ppm Ca (Calcium): ≤ 0.10 ppm Cd (Cadmium): ≤ 0.005 ppm Ce (Cerium): ≤ 0.010 ppm Co (Cobalt): ≤ 0.005 ppm Cr (Chromium): ≤ 0.010 ppm Cu (Copper): ≤ 0.005 ppm Eu (Europium): ≤ 0.005 ppm Fe (Iron): ≤ 0.01 ppm La (Lanthanum): ≤ 0.005 ppm Li (Lithium): ≤ 0.4 ppm Mg (Magnesium): ≤ 0.05 ppm Mn (Manganese): ≤ 0.010 ppm Na (Sodium): ≤ 5.0 ppm Ni (Nickel): ≤ 0.010 ppm Pb (Lead): ≤ 0.010 ppm Sc (Scandium): ≤ 0.005 ppm Sm (Samarium): ≤ 0.005 ppm Sr (Strontium): ≤ 0.10 ppm Tl (Thallium): ≤ 0.01 ppm Y (Yttrium): ≤ 0.005 ppm Yb (Ytterbium): ≤ 0.005 ppm Zn (Zinc): ≤ 0.020 ppm |
| Legal Information【法律信息】 | SUPRAPUR is a registered trademark of Merck KGaA, Darmstadt, Germany |
产品性质
| Quality Level【质量水平】 | 100 |
| grade【等级】 | for inorganic trace analysis |
| Assay【测定】 | 99.999% |
| 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.) |
| solubility【溶解性】 | 347 g/L |
| density | 1.98 g/mL at 25 ℃ (lit.) |
| bulk density【堆积密度】 | 1000 kg/m3 |
| 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 |
