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Potassium sulfate
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 |
| 4058230 | 100 G | 5420 | 2-5天 | 4-6周 | |
| 4058230 | 500 G | 13130 | 2-5天 | 4-6周 |
产品别名
7778-80-5
Potassium sulfate
Potassium pyrosulfate
基本信息
| Empirical Formula【经验(实验)分子式】 | K2O4S |
| Molecular weight | 174.26 |
| MDL number | MFCD00011388 |
| EC Index Number【EC索引号】 | 231-915-5 |
| Analysis Note【分析说明】 | Purity (metallic): ≥ 99.999 % Assay (alkalimetric): ≥ 99.0 Chloride (Cl): ≤ 5 ppm Total nitrogen (N): ≤ 5.0 ppm Al (Aluminium): ≤ 0.050 ppm Ba (Barium): ≤ 1.0 ppm Bi (Bismuth): ≤ 0.01 ppm Ca (Calcium): ≤ 0.10 ppm Cd (Cadmium): ≤ 0.005 ppm Ce (Cerium): ≤ 0.020 ppm Co (Cobalt): ≤ 0.005 ppm Cr (Chromium): ≤ 0.010 ppm Cu (Copper): ≤ 0.020 ppm Eu (Europium): ≤ 0.010 ppm Fe (Iron): ≤ 0.050 ppm Hg (Mercury): ≤ 0.05 ppm La (Lanthanum): ≤ 0.010 ppm Li (Lithium): ≤ 0.2 ppm Mg (Magnesium): ≤ 0.10 ppm Mn (Manganese): ≤ 0.020 ppm Na (Sodium): ≤ 5.0 ppm Ni (Nickel): ≤ 0.020 ppm Pb (Lead): ≤ 0.050 ppm Sc (Scandium): ≤ 0.010 ppm Sm (Samarium): ≤ 0.010 ppm Sr (Strontium): ≤ 0.10 ppm Tl (Thallium): ≤ 0.01 ppm Y (Yttrium): ≤ 0.010 ppm Yb (Ytterbium): ≤ 0.010 ppm Zn (Zinc): ≤ 0.050 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】 | 6600 mg/kg LD50, oral (Rat) |
| pH【pH值(酸碱度)】 | 5.5-8.5 (20 ℃, 50 g/L in H2O) |
| bp | 1689 ℃/1013 hPa |
| mp | 1069 ℃ |
| solubility【溶解性】 | 111 g/L |
| density | 2.66 g/cm3 at 20 ℃ |
| bulk density【堆积密度】 | 800 kg/m3 |
| storage temp.【储存温度】 | 2-30℃ |
| InChI | 1S/2K.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2 |
| InChI key | OTYBMLCTZGSZBG-UHFFFAOYSA-L |
安全信息
| Storage Class Code【储存分类代码】 | 13 - Non Combustible Solids |
| WGK | WGK 1 |
