Rouge de phénol sel de sodium
Fournisseur: TCI
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Attention
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Synonyms:
3,3-Bis(4-hydroxyphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide, sodium salt, Phenol red water soluble, Sodium hydrogen 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bisphenolate S,S-dioxide
P0102-25G
P0102-5G
TCIAP0102-25GEA
35.2
EUR
TCIAP0102-25G
TCIAP0102-5G
Rouge de phénol sel de sodium
Rouge de phénol sel de sodium
Formule:
C₁₉H₁₃NaO₅S MW: 376.35 g/mol Point de fusion: 285 Température de stockage: Température ambiante |
Numéro MDL:
MFCD00066901 Numéro CAS: 34487-61-1 EINECS: 252-057-8 Merck Index: 12,07397 |
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Résultats des tests de spécification
Appearance | Orange to Amber to Dark red powder to crystal |
Absorbance | min. 0.530 (5 mg/L, pH8.4, 556.0 to 560.0 nm) |
Solubility in Water | almost transparency |
Drying loss | max. 5.0 % |
Transition interval (pH) | (redish yellow)6.8 to 8.4 (red) |
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