Bromothymol Blue CAS 76-59-5

Chemical Name: Bromothymol Blue
CAS: 76-59-5
Molecular Formula: C27H28Br2O5S
Molecular Weight: 624.38
Appearance: Pink-brown to purple powder
Purity: 99%

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Bromothymol Blue (CAS 76-59-5) Comprehensive Guide

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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