1. Visão geral do produto
2,6-Dichloroindophenol Sodium Salt (CAS 620-45-1) is a redox-sensitive dye widely used in analytical chemistry and industrial processes. Key specifications include:
- Nome químico: 2,6-Dichloroindophenol sodium salt
- Número CAS: 620-45-1
- Fórmula molecular: C12H6Cl2NNaO2
- Peso molecular: 304.08 g/mol
- Aparência: Pó cristalino verde escuro
- Pureza: ≥98% (HPLC)
- Armazenamento: Conservar em local fresco e seco a 2-8°C
2. Principais aplicações
This sodium salt compound serves critical roles in:
- Oxidation-reduction indicator in titrimetric analysis
- Water treatment systems for residual chlorine detection
- Biochemical research (vitamin C quantification)
- Food industry quality control
- Pharmaceutical testing protocols
- Agricultural chemical analysis
3. Instruções de utilização
Recommended Procedure:
- Prepare 0.01% (w/v) solution in deionized water
- Adjust solution pH to neutral (6.8-7.2) using buffer
- Use as indicator in redox titrations (endpoint: color change from blue to colorless)
- For quantitative analysis, calibrate with standard ascorbic acid solutions
- Store working solutions in amber glassware at 4°C for maximum stability
Nota de segurança: Wear PPE (gloves, goggles) and avoid direct inhalation.
4. Casos práticos de utilização
Case Study 1: Vitamin C Assay in Food Products
A leading juice manufacturer uses 0.005% 2,6-dichloroindophenol solution to quantify L-ascorbic acid content. The method shows 99.2% correlation with HPLC results, enabling rapid QC checks.
Case Study 2: Municipal Water Treatment Monitoring
Water plants employ 0.1% indicator solution to detect residual chlorine levels. The colorimetric method achieves 0.02 ppm detection sensitivity, ensuring compliance with WHO standards.
Case Study 3: Pharmaceutical Tablet Analysis
A FDA-approved lab utilizes this reagent for oxidation-reduction titrations in vitamin tablet QC, reducing analysis time by 40% compared to alternative methods.
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