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Sodium thiosulfate pentahydraté ≥98.5%, pur , pH 6.0 - 7.5 (100 g/l, H₂O, 20 °C), SAFC®

Fournisseur: MERCK PRODUCTION CHEMICALS

1.06513.2500 1.06513.9050
1.06513.2500EA 83.7 EUR
1.06513.2500 1.06513.9050
Sodium thiosulfate pentahydraté ≥98.5%, pur , pH 6.0 - 7.5 (100 g/l, H₂O, 20 °C), SAFC®
Sodium thiosulfate pentahydraté
Formule: Na₂S₂O₃.5H₂O
MW: 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
Merck Index: 12,08844

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Résultats des tests de spécification

Assay (iodometric) ≥ 98.5 %
Identity passes test
pH-value (10 %; water) 6.0 - 9.0
Sulfate and sulphite (as SO₄) ≤ 0.6 %
Ca (Calcium) and Mg (Magnesium) ≤ 0.2 %
Fe (Iron) ≤ 0.005 %
Water 32.0 - 38.0 %


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