产品说明
分析说明
Purity (metallic): ≥ 99.999 %
Assay (iodometric, calculated as pentahydrate): ≥ 99.0 %
Phosphate (PO₄): ≤ 5 ppm
Al (Aluminium): ≤ 0.05 ppm
Ba (Barium): ≤ 2.0 ppm
Bi (Bismuth): ≤ 0.01 ppm
Ca (Calcium): ≤ 0.10 ppm
Cd (Cadmium): ≤ 0.010 ppm
Co (Cobalt): ≤ 0.010 ppm
Ce (Cerium): ≤ 0.010 ppm
Cr (Chromium): ≤ 0.010 ppm
Cu (Copper): ≤ 0.010 ppm
Eu (Europium): ≤ 0.010 ppm
Fe (Iron): ≤ 0.05 ppm
K (Potassium): ≤ 5.0 ppm
La (Lanthanum): ≤ 0.010 ppm
Li (Lithium): ≤ 1.0 ppm
Mg (Magnesium): ≤ 0.10 ppm
Mn (Manganese): ≤ 0.050 ppm
Ni (Nickel): ≤ 0.05 ppm
Pb (Lead): ≤ 0.05 ppm
Rb (Rubidium): ≤ 1.0 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
法律信息
SUPRAPUR is a registered trademark of Merck KGaA, Darmstadt, Germany
基本信息
经验(实验)分子式 | Na2O3S2 · 5H2O |
分子量 | 248.18 |
MDL编号 | MFCD00149186 |
EC索引号 | 231-867-5 |
产品性质
等级 | for inorganic trace analysis |
质量水平 | 100 |
测定 | 99.999% |
效能 | >5000 mg/kg LD50, oral (Rat) |
pH值(酸碱度) | 6.0-7.5 (20 ℃, 100 g/L in H2O) |
mp | 48 ℃ |
溶解性 | 701 g/L |
密度 | 1.74 g/cm3 at 20 ℃ |
堆积密度 | 1000 kg/m3 |
储存温度 | 2-30℃ |
InChI | 1S/2Na.H2O3S2.5H2O/c;;1-5(2,3)4;;;;;/h;;(H2,1,2,3,4);5*1H2/q2*+1;;;;;;/p-2 |
InChI key | PODWXQQNRWNDGD-UHFFFAOYSA-L |
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 |