Rouge de phénol sel de sodium, soluble_water, pure Indicator
Marques : Thermo Fisher ScientificTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Attention
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Synonyme(s):
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
Formule:
C₁₉H₁₃NaO₅S Poids moléculaire: 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 Indice Merck: 12,07397 |
Résultats des tests de spécification
Appearance | Dark red to brown Powder |
Infrared spectrum | Conforms |
Solubility | (0.1 % in water) Clear |
Specific extinction E (1%/1cm) | ≥1600 (558 nm, in buffer) |
Visual transition interval | from pH 6.8 (yellow) to pH 8.2 (red) |
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