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Violet cristallisé, Sigma-Aldrich®

Marques : SIGMA ALDRICH MICROSCOPY
Ratings: Ecrire un avis

Total Evaluation: 0
Moyenne des Notes : 0.0 sur 5

Danger

Synonyme(s): Violet Base 3, CI 42555, Violet de gentiane, Chlorure de 4-[4,4'-bis(diméthylamino) benzhydrylidène]cyclohexa-2,5-dien-1-llidène]diméthylammonium

48770-100G 48770-25G 48770-500G
48770-100GEA 104 EUR
48770-100G 48770-25G 48770-500G
Violet cristallisé, Sigma-Aldrich®
Violet cristallisé

Mixture of crystal violet [C.I.No. 42555] and methyl violet [C.I.No. 42535]. Dye employed for preparing Gram stain.

Formule: C₂₅H₃₀ClN₃
Poids moléculaire: 407.99 g/mol
Point de fusion: 189…194 °C
Densité: 1,19 g/cm³ (20 °C)
Température de stockage: Room Temperature
Numéro MDL: MFCD00011750
Numéro CAS: 548-62-9
EINECS: 208-953-6
UN: 3077
ADR: 9 III
Indice Merck: 13,04406
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Commander maintenant

Résultats des tests de spécification

Appearance (colour) Green to very dark green
Appearance (form) Powder
Thin layer chromatogr. Corresponds to standard
Solubility (colour) 0.01 g in 10 ml methanol
Solubility (method) 0.01 g in 10 ml methanol
Loss on drying ≤10%
Wavelength (1) (UV) 580 - 595 nm
Extinction (1%/1 cm) (1) (UV) ≥1300
Solvent (UV) Water


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