Violet de catechol indicateur, Sigma-Aldrich®
Marques : SIGMA ALDRICH MICROSCOPYTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Attention
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Synonyme(s):
Pyrocatechol Violet
M-Clarity™ (Niveau de Qualité) = MQ200
Pyrocatechol Violet (PV) is a sulfone phthalein dye. It chelates metal ions. The metal-PV complex is bluish-violet in colour.
- Complexometric indicator
- Pyrocatechol Violet has been used in the formation of dye-metal complexes
- It has also been used to determine Cu²⁺ chelating activity
Formule:
C₁₉H₁₄O₇S Poids moléculaire: 386.38 g/mol Point de fusion: 185 °C (déc., lit.) Température de stockage: Room Temperature |
Numéro MDL:
MFCD00005868 Numéro CAS: 115-41-3 EINECS: 204-088-3 |
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Résultats des tests de spécification
Appearance (Form) | Powder |
1H NMR Spectrum | Conforms to Structure |
Solubility (Colour), c = 10 mg/10 ml; Water | Faint Brown to Brown and Faint Red to Dark Red |
Suitability, Suitable for use as an indicator for EDTA titrations | Suitable |
Suitability, Suitable for use as a pH indicator | Suitable |
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