Guide to Cresol Red CAS 1733-12-6: Applications, Case Studies, and Buyer Insights
Table of Contents
- Product Overview & Specifications
- Detailed Applications
- Usage Guidelines
- Industry Case Studies
- Client Success Stories
- Contact for Quotes/Samples
Product Overview & Specifications
Cresol Red (CAS 1733-12-6) is a triarylmethane dye widely used as a pH indicator in laboratories and industrial processes.
Key Parameters:
| Parameter | Cresol Red | Phenol Red | Bromocresol Purple |
|---|---|---|---|
| CAS Number | 1733-12-6 | 143-74-8 | 115-40-2 |
| pH Range | 7.2-8.8 | 6.8-8.4 | 5.2-6.8 |
| Color Transition | Yellow ⇌ Red | Yellow ⇌ Red | Yellow ⇌ Purple |
| Solubility | Water, Ethanol | Water, Alkali | Ethanol, Ether |
Detailed Applications
Primary Uses:
- pH indicator in cell culture media (e.g., DMEM, RPMI-1640)
- Microbial growth monitoring in fermentation
- Water quality testing in environmental analysis
- Educational kits for acid-base titration
Usage Guidelines
Recommended Protocols:
- Preparation: Dissolve 0.1g Cresol Red in 100ml distilled water (0.1% w/v solution)
- Microbial Media: Add 2-3 drops per liter of medium for visual pH monitoring
- Titration: Use 0.04% solution in ethanol for colorimetric endpoint detection
Industry Case Studies
Case 1: Pharmaceutical Bioreactor Monitoring
A vaccine manufacturer reduced contamination risks by 40% using Cresol Red in media pH tracking during large-scale CHO cell cultivation.
Case 2: Wastewater Treatment Optimization
Municipal plant achieved 99% compliance with EPA pH regulations through real-time Cresol Red-based monitoring systems.
Client Success Stories
1. BioGen Laboratories (Shanghai)
- Application: Stem cell research media formulation
- Volume: 50kg/year
- Result: 15% improvement in cell viability tracking
2. AquaTest Environmental Services
- Application: Industrial effluent monitoring
- Volume: 120L/month (0.5% solution)
- Result: Reduced testing costs by 22% vs. digital probes
Request Pricing or Technical Support
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