Natriumthiosulfat Pentahydrat 99,5-100,5%, AnalaR NORMAPUR® ACS analytisches Reagens
Lieferant: VWR Chemicals
Synonyms:
Fixiersalz
27910.291EA
116
CHF
27910.291
27910.260
27910.460
Natriumthiosulfat Pentahydrat 99,5-100,5%, AnalaR NORMAPUR® ACS analytisches Reagens
Natriumthiosulfat Pentahydrat
Formel:
Na₂S₂O₃.5H₂O MW: 248,19 g/mol Melting Pt: 48 °C Dichte: 1,67 g/cm³ (20 °C) Lager Temperatur: Raumtemperatur |
MDL Number:
MFCD00149186 CAS-Nummer: 10102-17-7 EINECS: 231-867-5 Merck Index: 12,08844 |
Spezifikation Testergebnisse
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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