Natriumtiosulfat pentahydrat 99.5% for analysis

Leverandør: Thermo Fisher Scientific
Ratings: Ingen bedømmelse

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Natriumtiosulfat pentahydrat 99.5% for analysis
Natriumtiosulfat pentahydrat
Formel: Na₂S₂O₃.5H₂O
Massefylde: 1,72 g/cm³
Opbevaringstemperatur: Stue temperatur
MDL Number: MFCD00149186
CAS-nummer: 10102-17-7
EINECS: 231-867-5
Merck Index: 12,08844

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Specifikationer Testresultater

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 %


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