Catechol violet indicator, Sigma-Aldrich®
Glass bottle for solids, 10 g
Catalog # P7884-10G
IrritantSupplier: SIGMA ALDRICH MICROSCOPY
Catechol violet indicator, Sigma-Aldrich®
Catalog # P7884-10G
Supplier: SIGMA ALDRICH MICROSCOPY
CAS Number: 115-41-3
Jump to:
Product Details & Documents
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
Synonyms: Pyrocatechol Violet
- CAS Number:115-41-3
- Formula:C₁₉H₁₄O₇S
- MDL Number:MFCD00005868
- Molecular Weight:386.38 g/mol
- Melting Pt:185 °C (dec., lit.)
- :M-Clarity™ quality level = MQ200
- Storage Temperature:Room Temperature
- EINECS:204-088-3
Specifications
Specification Test Results
- 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
Specifications
- Pack type:Glass bottle for solids
- Pk:10 g
Specifications
Recommendations
Recommendations will be personalized based on your shopping preferences only if you have given your consent by enabling "Enhance my Shopping Experience" on the "Personal Info page".
Otherwise, you will receive generic recommendations.
Acetonitrile, anhydrous (max. 0.003% H₂O) ≥99.95%, HiPerSolv CHROMANORM® Reag. USP, Reag. Ph. Eur., ACS, super gradient grade suitable for UPLC/UHPLC instruments
Catalog #: 83639.320
Supplier: VWR Chemicals
Methanol ≥99.8%, HiPerSolv CHROMANORM® Reag. Ph. Eur., gradient grade for HPLC
Catalog #: 20864.320
Supplier: VWR Chemicals
Acetonitrile ≥99.9%, HiPerSolv CHROMANORM® for LC-MS, suitable for UPLC/UHPLC instruments
Catalog #: 83640.320
Supplier: VWR Chemicals
Acetonitrile ≥99.9%, LiChrosolv® Reag. Ph. Eur., gradient grade for liquid chromatography, Supelco®
Catalog #: 1.00030.2500
Supplier: Merck
Sodium hydroxide 0.1 mol/l (0.1 N) in aqueous solution, AVS TITRINORM Reag. Ph. Eur. volumetric solution
Catalog #: 31770.294
Supplier: VWR Chemicals
Water, HiPerSolv CHROMANORM® for LC-MS, suitable for UPLC/UHPLC instruments
Catalog #: 83645.320
Supplier: VWR Chemicals
Buffer solutions, ready to use, referenced at 20 °C, Certipur®, Supelco®
Catalog #: 1.09439.1000
Supplier: Merck