Sodium thiosulfate pentahydraté 99.5-101.0% (par iodométrie), soluble, BAKER ANALYZED® ACS, J.T.Baker®
Marques : AvantorTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
Synonyme(s):
Sodium hyposulfite pentahydraté
Formule:
Na₂S₂O₃.5H₂O Poids moléculaire: 248.19 g/mol Point de fusion: 48 Densité: 1.67 g/cm³ (20 °C) Température de stockage: Température ambiante |
Numéro MDL:
MFCD00149186 Numéro CAS: 10102-17-7 EINECS: 231-867-5 Indice Merck: 12,08844 |
Résultats des tests de spécification
Meets ACS Reagent Chemical Requirements | — |
For Laboratory,Research,or Manufacturing Use | 99.5 - 101.0 % |
Assay (Na₂S₂O₃·5H₂O) (by iodometry) | 99.5 - 101.0 % |
Insoluble Matter | ≤0.005 % |
pH of 5% Solution at 25°C | 6.0 - 8.4 |
Nitrogen Compounds (as N) | ≤0.002 % |
Sulfate and Sulfite (as SO₄) | ≤0.1 % |
Sulfide (S) | Passes Test |
Meets Reagent Specifications for testing USP/NF monographs |
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