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Vert brillant, pur, haute pureté colorant biologique

Marques : Thermo Fisher Scientific
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Total Evaluation: 0
Moyenne des Notes : 0.0 sur 5

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229601000 229605000
ACRO229601000EA 74.1 EUR
ACRO229601000 ACRO229605000
Vert brillant, pur, haute pureté colorant biologique
Hydrogénosulfate de [4-[4-(diéthylamino)benzhydrylène]cyclohexa-2,5-diène-1-ylidène]diéthylammonium
Formule: C₂₇H₃₄N₂O₄S
Point de fusion: 180 °C
Température de stockage: Température ambiante
Numéro MDL: MFCD00011880
Numéro CAS: 633-03-4
EINECS: 211-190-1

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Résultats des tests de spécification

Appearance Green to green-yellow Crystalline powder or crystals
Infrared spectrum Conforms
Loss on drying ≤5 % (105°C)
UV Lambda max 625 to 631 nm (in 50% ethanol)
Absorption Ratio P-15/P+15 0.94 to 1.14
Specific absorbance A (1%/1cm) ≥1900 (at 625 to 631 nm)
Visual transition interval from pH 0.0 (yellow) to pH 2.6 (green)


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