Potassium Thioglycolate (CAS 34452-51-2): Comprehensive User Guide
Table of Contents
1. Product Overview & Specifications
Potassium Thioglycolate (CAS 34452-51-2), also known as potassium mercaptoacetate, is a versatile chemical compound with the molecular formula C2H3KO2S and a molecular weight of 130.21 g/mol. This colorless to pale yellow liquid emits a mild pungent odor and is highly soluble in water, ethanol, and ether.
Key Specifications:
| Parameter | Value |
|---|---|
| Purity | ≥99% |
| Density (25°C) | 1.25 g/mL |
| Melting Point | -16.5°C |
| Boiling Point | 123°C |
| Hazard Classification | Non-hazardous (under standard conditions) |
2. Comparative Analysis with Related Thioglycolates
| Compound | CAS | Molecular Formula | Primary Use |
|---|---|---|---|
| Potassium Thioglycolate | 34452-51-2 | C2H3KO2S | Cosmetics, mining, pharmaceuticals |
| Sodium Thioglycolate | 367-51-1 | C2H3NaO2S | Pharmaceutical intermediates |
| Ammonium Thioglycolate | 5421-46-5 | C2H7NO2S | Cold wave perm solutions |
| Calcium Thioglycolate | 814-71-1 | C4H6CaO4S2 | Stabilizers in polymer production |
* Potassium thioglycolate offers superior solubility and stability in aqueous formulations compared to its counterparts.
3. Key Applications
Cosmetics & Personal Care
- Hair Perming/Straightening: Breaks disulfide bonds in keratin for hair restructuring.
- Depilatory Agents: Weakens hair proteins for safe removal.
Mining & Metallurgy
- Copper-Molybdenum Separation: Selective depressant in froth flotation.
Pharmaceuticals
- Culture Media: Reducing agent for anaerobic bacteria growth.
Industrial Chemistry
- Polymer Stabilization: Prevents degradation in PVC and rubber.
4. Industry Use Cases
Case 1: Sustainable Haircare Solutions
A European cosmetics brand developed a low-odor perm solution using potassium thioglycolate, achieving 30% faster processing time while maintaining pH levels below 9.5 for reduced scalp irritation.
Case 2: Mineral Processing Optimization
A Chilean copper mine improved molybdenum recovery by 18% through precise dosage control (0.5-1.2 kg/ton) of potassium thioglycolate as a depressant, reducing reagent costs by $120,000 annually.
5. Client Success Stories
Client A: Cosmetic Manufacturer (Asia)
- Challenge: Develop ammonia-free perm formula
- Solution: Potassium thioglycolate-based system at pH 8.2
- Result: 40% market share gain in premium segment
Client B: Mining Consortium (North America)
- Challenge: Separate copper from complex sulfide ore
- Solution: 0.8 kg/ton dosage in flotation circuit
- Result: 92% Cu recovery with 85% Mo rejection
6. Contact for Inquiries
Request technical specifications or pricing:
Email: info@vivalr.com
Phone: (86) 15866781826
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