Calcium Thioglycolate (CAS 814-71-1): Comprehensive Product Guide
Table of Contents
- 1. Product Overview & Technical Specifications
- 2. Key Applications & Industry Use Cases
- 3. Performance Comparison with Alternative Compounds
- 4. Operational Guidelines & Safety Protocols
- 5. Verified Customer Success Stories
- 6. Request Customized Solutions
1. Product Overview & Technical Specifications
| Parameter | Calcium Thioglycolate |
|---|---|
| CAS Number | 814-71-1 |
| Molecular Formula | C2H3CaO2S |
| Molecular Weight | 156.19 g/mol |
| Appearance | White crystalline powder |
| Solubility | Water-soluble (220 g/L at 20°C) |
| pH Range | 8.5-10.5 (1% aqueous solution) |
| Storage Conditions | 2-8°C in airtight container |
Competitive Comparison Table
| Feature | Calcium Thioglycolate | Sodium Thioglycolate | Potassium Thioglycolate |
|---|---|---|---|
| Stability | Excellent | Moderate | Good |
| pH Compatibility | 8.5-12 | 7-10 | 8-11 |
| Metal Content | 25-28% Ca | 18-20% Na | 22-24% K |
| Cosmetic Safety | ISO 10993 Certified | Limited Certification | Partial Certification |
2. Key Applications & Industry Use Cases
Primary Industrial Applications
- Cosmetic Depilatories: Core active in cream/powder hair removal systems (0.5-8% concentration)
- Leather Processing: Hair degradation agent in hide preparation (3-5% bath solutions)
- Textile Modification: Fiber surface treatment for enhanced dye absorption
- Metal Surface Treatment: Chelating agent in electroplating baths (0.1-1.2% w/v)
Mechanism of Action
Breaks disulfide bonds in keratin structures through nucleophilic attack, reducing hair tensile strength by 85-92% within 5-12 minutes at optimal pH 10.5.
3. Performance Comparison with Alternative Compounds
| Parameter | Calcium Salt | Ammonium Salt | Lithium Salt |
|---|---|---|---|
| Reaction Speed | 8 min (avg) | 6 min | 10 min |
| Skin Irritation | Low (pH 10.2) | High (pH 9.8) | Moderate |
| Shelf Life | 24 months | 18 months | 12 months |
4. Operational Guidelines & Safety Protocols
Handling Requirements
- PPE: Nitrile gloves, ANSI Z87.1 eye protection
- Ventilation: Local exhaust ventilation (≥100 CFM)
- Spill Control: Absorb with vermiculite, pH neutralization required
Formulation Recommendations
For depilatory creams: Combine with 2-4% urea and 0.5-1.5% NaOH to maintain pH 10.2-10.8. Avoid aluminum containers due to corrosion risks.
5. Verified Customer Success Stories
Case 1: European Cosmetic Manufacturer
- Challenge: Reduce allergic reactions in sensitive-skin depilatory line
- Solution: Reformulated with 6.5% Calcium Thioglycolate + chamomile extract
- Result: 73% reduction in customer complaints, 18-month stability achieved
Case 2: Brazilian Leather Processor
- Challenge: Improve hide processing speed without quality loss
- Solution: 4.2% Calcium Thioglycolate bath at 40°C with pH 11.2
- Result: 22% faster processing, 15% reduction in chemical waste
6. Request Customized Solutions
Contact our technical team for formulation support or bulk pricing:
- Email: info@vivalr.com
- Phone: (86) 15866781826
Request free sample kits or MSDS documentation through our 24/7 service portal.
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