Table of Contents
- 1. Quinhydrone (CAS 106-34-3) Product Information
- 2. Parameter Comparison of Commercial Suppliers
- 3. Detailed Applications & Use Cases
- 4. Operational Guidelines & Best Practices
- 5. Verified Customer Case Studies
- 6. Request Quotation & Technical Support
Quinhydrone (CAS 106-34-3) Product Information
Basic Specifications
| Parameter | Specification |
|---|---|
| CAS Number | 106-34-3 |
| Molecular Formula | C12H10O4 |
| Molecular Weight | 218.21 g/mol |
| Appearance | Dark green crystalline powder |
| Purity | ≥99.0% (HPLC) |
| Melting Point | 165-170°C (dec.) |
| Solubility | Soluble in ethanol, acetone; slightly soluble in water |
| Storage Conditions | 2-8°C in airtight container, avoid light |
Supplier Parameter Comparison
| Supplier | Purity | Packaging | Price Range (USD/kg) | Key Differentiator |
|---|---|---|---|---|
| Sigma-Aldrich | ≥99% | 100g, 500g | $350-400 | Analytical grade with COA |
| TCI Chemicals | ≥98% | 25g, 100g | $320-380 | Bulk order discounts |
| Alfa Aesar | ≥99.5% | 50g, 250g | $380-420 | Low heavy metal content |
Industrial Applications & Use Cases
2.1 Electrochemical Applications
Quinhydrone electrodes demonstrate exceptional performance in pH measurement systems with accuracy ±0.02 pH units. Widely used in:
- Environmental monitoring equipment calibration
- Pharmaceutical process control systems
- Food quality testing instruments
2.2 Organic Synthesis
As redox catalyst in:
- Polymer production (conductive polymers)
- Dye intermediate synthesis
- Pharmaceutical precursor reactions
2.3 Photographic Development
Critical component in:
- Silver halide emulsion stabilization
- Contrast control agents
- Historical photograph restoration
Operational Guidelines
4.1 Solution Preparation Protocol
- Weigh 7.208g quinhydrone powder
- Dissolve in 1L ethanol (99.8% purity)
- Stir for 30min at 40°C protected from light
- Filter through 0.45μm membrane
4.2 Electrode Maintenance
- Store in dark at 25±3°C
- Replenish solution monthly
- Calibrate against standard buffer weekly
Verified Customer Implementations
5.1 Electrochemical Research Lab (Germany)
| Challenge | Solution | Result |
|---|---|---|
| pH drift in marine sensors | Custom quinhydrone electrode formulation | 42% accuracy improvement |
5.2 Polymer Manufacturer (Japan)
| Pain Point | Implementation | Outcome |
|---|---|---|
| Inconsistent redox reactions | Precision dosing system | 15% yield increase |
Technical Consultation & Ordering
Contact our material science team:
- Email: info@vivalr.com
- Phone: (86) 15866781826
- Response time: <2 business hours
Request parameters:
- Required quantity (grams/kg)
- Application field
- Purity requirements
- Delivery timeline



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