硫代硫酸钠五水合物 99.5-100.5%, AnalaR NORMAPUR® ACS analytical reagent

供应商: VWR Chemicals

VWRC27910.291EA 686 CNY
VWRC27910.291 VWRC27910.260 VWRC27910.460
硫代硫酸钠五水合物 99.5-100.5%, AnalaR NORMAPUR® ACS analytical reagent
硫代硫酸钠五水合物
分子式: Na₂S₂O₃.5H₂O
分子量: 248.19 g/mol
溶点: 48
密度: 1.67 g/cm³ (20 °C)
存储条件: Ambient
MDL编号: MFCD00149186
CAS号: 10102-17-7
EINECS: 231-867-5
Merck Index: 12,08844

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产品技术规格

Assay 99.5 - 100.5 %
pH (25°C; 5 %) 6.0 - 8.4
Insolubility in water Max. 50 ppm
Total N (Nitrogen) Max. 20 ppm
Cl (Chloride) Max. 80 ppm
S (Sulphide) Max. 1 ppm
SO4 + SO3 (as SO4) Max. 0.1 %
Ca (Calcium) Max. 20 ppm
Cu (Copper) Max. 5 ppm
Fe (Iron) Max. 5 ppm
K (Potassium) Max. 50 ppm
Mg (Magnesium) Max. 10 ppm
Pb (Lead) Max. 5 ppm
Conforms to ACS Passes test


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