Natriumthiosulfat, wasserfrei 98.5%, reinst
Lieferant: Thermo Fisher Scientific
Synonyme:
di-Natriumthiosulfat, Antichlor, Fixiersalz, Natriumhyposulfit
202870010
202870025
202875000
202870100
ACRO202870010EA
46.2
EUR
ACRO202870010
ACRO202870025
ACRO202875000
ACRO202870100
Natriumthiosulfat, wasserfrei 98.5%, reinst
Natriumthiosulfat
Formel:
Na₂S₂O₃ Molecular Weight: 158.11 g/mol Siedepunkt: 100 Schmelzpunkt: 48 °C Lagertemperatur: Raumtemperatur |
MDL:
MFCD00003499 CAS-Nummer: 7772-98-7 EINECS: 231-867-5 Merck Index: 12,08844 |
Spezifikation Testergebnisse
Appearance | White Crystalline powder |
Titration Iodimetric | ≥98.0 % (on dry substance) |
Loss on drying | ≤2 % (105°C, 2 h) |
pH | 6.0 to 8.5 (5 % at 20°C) |
Chloride (Cl) | ≤1500 ppm |
SO4 and SO3 (as SO4) | ≤1 % |
Iron (Fe) | ≤50 ppm |
Heavy metals (as Pb) | ≤50 ppm |
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