Bromothymol Blue (CAS 76-59-5) Comprehensive Guide
Table of Contents
1. Product Specifications & Comparative Analysis
| Parameter | Bromothymol Blue | Alternative pH Indicators |
|---|---|---|
| CAS Number | 76-59-5 | Varies by compound |
| Molecular Formula | C27H28Br2O5S | Compound-specific |
| Molecular Weight | 624.38 g/mol | Typically 300-700 g/mol |
| pH Range | 6.0 (yellow) – 7.6 (blue) | Indicator-dependent |
| Melting Point | 200-202°C | 150-250°C (typical) |
| Solubility | Ethanol: High Water: 0.04g/100ml |
Varies by solvent |
2. Industrial & Scientific Applications
Core Functional Uses
- Biological Research: CO2 detection in respiration studies
- Water Quality Analysis: Aquatic ecosystem monitoring
- Chemical Education: Visual pH demonstration tool
- Industrial Processes: Textile dyeing quality control
Operational Advantages
- Distinct color transition between pH 6.0-7.6
- High stability in ethanol solutions
- Low interference in biochemical reactions
3. Application Case Studies
Case Study 1: Environmental Monitoring
A coastal research institute implemented BTB for real-time ocean acidification tracking. The 0.04% ethanol solution demonstrated:
- 95% accuracy in pH measurements
- 30% faster response time vs conventional methods
Case Study 2: Pharmaceutical QC
A vaccine manufacturer utilized BTB in buffer solution validation:
- Detected pH deviations within ±0.05 units
- Reduced batch rejection rate by 18%
4. Client Success Stories
Client A: National Biotechnology Lab
- Application: Cell culture medium monitoring
- Consumption: 5kg/month
- Outcome: 22% improvement in culture viability
Client B: University Chemistry Department
- Application: Undergraduate lab education
- Consumption: 200g/semester
- Outcome: 40% faster student comprehension
5. Technical Consultation & Procurement
Product Customization Options
- Ethanol solutions: 0.01%-1% concentrations
- Research-grade purity: ≥99.5%
- Bulk packaging: Up to 25kg containers
Expert Support Services
- Application-specific formulation guidance
- Material Safety Data Sheet (MSDS) support
- Custom batch testing available
Procurement Channels
Contact our technical team for volume pricing and logistics solutions:
- Email: info@vivalr.com
- Tel: (86) 15866781826



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