Sodium thiosulphate pentahydrate 99.5% for analysis

: Thermo Fisher Scientific

Sodium thiosulphate pentahydrate 99.5% for analysis

: Thermo Fisher Scientific

:10102-17-7

:

:Na₂S₂O₃.5H₂O

:MFCD00149186

:248.19 g/mol

:12,08844

:48.5 °C

:1.72 g/cm³

:Ambient

:231-867-5

Appearance:
Transparent white Crystals
Titration Iodimetric:
99.5 to 101.0 %
pH:
6.0 to 8.4 (5 % at 25°C)
Chloride (Cl):
≤200 ppm
SO4 and SO3 (as SO4):
≤0.1 %
Calcium (Ca):
≤20 ppm
Iron (Fe):
≤5 ppm
Potassium (K):
≤50 ppm
Sulfur (S):
≤1 ppm
Heavy metals (as Pb):
≤5 ppm
Insoluble matter:
≤0.005 % (in water)
Nitrogen compounds (as N):
≤0.002 %

ACRO20285

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