2-(5-BROMO-2-PYRIDYLAZO)-5-(DIETHYLAMINO)PHENOL CAS 14337-53-2: Comprehensive User Guide

1. Product Overview & Parameter Comparison

2. Key Applications

2.1 Spectrophotometric Analysis

Ultra-sensitive detection of transition metals (Co²⁺, Ni²⁺) in environmental samples with molar absorptivity ε = 4.3×10⁴ L·mol⁻¹·cm⁻¹ at 568 nm.

2.2 Biological Staining

Selective visualization of metal-containing cellular components in histopathology studies, compatible with formaldehyde-fixed tissues.

3. Usage Scenarios

3.1 Industrial Wastewater Monitoring

Protocol: 1. Adjust sample pH to 5.2 ± 0.3 2. Add 0.1% reagent solution (in ethanol) 3. Measure absorbance after 8 min reaction at 25°C

3.2 Pharmaceutical QC Testing

Validated method for residual catalyst detection in APIs with ≤2% RSD across triplicate measurements.

4. Real Client Case Studies

4.1 Oceanographic Research Institute

Challenge: Required sub-ppb detection of cobalt in seawater with high salinity interference
Solution: Custom pH-adjusted formulation achieving 0.005 ppm LoD
Outcome: 92% recovery rate in spike-recovery tests

4.2 Battery Materials Manufacturer

Challenge: Rapid quality control of Li-ion cathode nickel content
Solution: Flow injection analysis system with automated reagent dosing
Outcome: 120 samples/hour throughput with ±1.5% accuracy

5. Technical Inquiry & Custom Solutions

Contact our coordination chemistry specialists for:
• Method development support
• Bulk order pricing (≥1 kg)
• HPLC-grade purification services

Email: info@vivalr.com
Phone: (86) 15866781826

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