Sodium Thiosulfate Pentahydrate

半岛bd体育手机客户端 说明

分析说明

Purity (metallic): ≥ 99.999 %
Assay (iodometric, calculated as pentahydrate): ≥ 99.0 %
Phosphate (PO?): ≤ 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

半岛bd体育手机客户端 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/cm3at 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