产品说明
联系
Replaces: 5108-1; 5108-2; 5108
分析说明
Purity (metallic): ≥ 99.995 %
Assay (acidimetric): ≥ 99.5 %
Spec. Absorbance A at 260 nm (2 cm, 10%, water): ≤ 0.010
Chloride (Cl): ≤ 5 ppm
Sulfate (SO₄): ≤ 30 ppm
As (Arsenic): ≤ 0.1 ppm
Ba (Barium): ≤ 5.0 ppm
Ca (Calcium): ≤ 0.50 ppm
Cd (Cadmium): ≤ 0.005 ppm
Ce (Cerium): ≤ 0.010 ppm
Co (Cobalt): ≤ 0.010 ppm
Cu (Copper): ≤ 0.005 ppm
Eu (Europium): ≤ 0.010 ppm
Fe (Iron): ≤ 0.10 ppm
Hg (Mercury): ≤ 0.05 ppm
La (Lanthanum): ≤ 0.010 ppm
Mg (Magnesium): ≤ 0.50 ppm
Mn (Manganese): ≤ 0.010 ppm
Na (Sodium): ≤ 20.0 ppm
Ni (Nickel): ≤ 0.010 ppm
Pb (Lead): ≤ 0.005 ppm
Sm (Samarium): ≤ 0.010 ppm
Sr (Strontium): ≤ 0.50 ppm
Tl (Thallium): ≤ 0.01 ppm
Y (Yttrium): ≤ 0.010 ppm
Yb (Ytterbium): ≤ 0.010 ppm
Zn (Zinc): ≤ 0.005 ppm
法律信息
SUPRAPUR is a registered trademark of Merck KGaA, Darmstadt, Germany
基本信息
| 线性分子式 | KH2PO4 |
| 分子量 | 136.09 |
| MDL编号 | MFCD00011401 |
| EC索引号 | 231-913-4 |
产品性质
| 质量水平 | 100 |
| 等级 | for inorganic trace analysis |
| 测定 | ≥99.5% (alkalimetric) 99.995% anhydrous basis |
| 形式 | solid |
| 效能 | >4640 mg/kg LD50, skin (Rabbit) |
| technique(s) | HPLC: suitable |
| pH值(酸碱度) | 4.2-4.6 (20 ℃, 20 g/L in H2O) |
| mp | 252.6 ℃ (lit.) |
| 溶解性 | 208 g/L |
| 密度 | 2.338 g/mL at 25 ℃ (lit.) |
| 堆积密度 | 1200 kg/m3 |
| 储存温度 | 2-30℃ |
| SMILES string | [K+].OP(O)([O-])=O |
| InChI | 1S/K.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1 |
| InChI key | GNSKLFRGEWLPPA-UHFFFAOYSA-M |
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 |
