Bleu de thymol sel de sodium water_ACS reagent grade 95% Dye, Sigma-Aldrich®
Marques : SIGMA ALDRICH MICROSCOPYTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
Synonyme(s):
S,S-Dioxyde de l'hydrogéno-4,4'-(3H-2,1-benzoxathiol-3-ylidène)bis[5-méthyl-2-(1-méthyléthyl)phénolate] sodium
MQ200
Formule:
C₂₇H₂₉NaO₅S Poids moléculaire: 488.58 g/mol Point de fusion: 283 Densité: 1.19 g/cm³ (20 °C) Température de stockage: Room Temperature |
Numéro MDL:
MFCD00151093 Numéro CAS: 62625-21-2 EINECS: 263-650-6 |
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Résultats des tests de spécification
Appearance (Colour) |
Conforms to Requirements Red-Brown to Brown or Black |
Appearance (Form) | Powder to Crystalline Powder |
Infrared spectrum | Conforms to Structure |
Wavelength | 298 - 304 nm |
Extinction Coefficient | ≥11000 |
TLC Consistent With 95% Dye Content | Conforms |
Clarity of Solution | Pass |
Visual Interval pH 1.2, Red/Pink |
Pass |
Visual Interval pH 2.2, Orange |
Pass |
Visual Interval pH 2.8, Yellow |
Pass |
Visual Interval pH 8.0, Yellow |
Pass |
Visual Interval pH 8.4, Green |
Pass |
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