L-Lysine Monohydrate CAS 39665-12-8: Ultimate Guide for Buyers & Industry Professionals
Table of Contents
- Product Overview & Specifications
- Key Applications & Industrial Uses
- Technical Selection Guide
- Real-World Application Case Studies
- Verified Supplier Analysis
- Contact for Technical Support
1. Product Specifications & Comparative Analysis
| Parameter | L-Lysine Monohydrate | L-Lysine HCl |
|---|---|---|
| CAS Number | 39665-12-8 | 657-27-2 |
| Molecular Formula | C6H14N2O2·H2O | C6H14N2O2·HCl |
| Purity Grade | Feed Grade (98.5-99.5%) | Pharmaceutical Grade (≥99%) |
| Solubility (20°C) | 64 g/100ml H2O | 150 g/100ml H2O |
2. Industrial Applications & Functional Benefits
Primary Market Applications:
- Animal Nutrition (85% Market Share): Swine & poultry feed additive
- Pharmaceuticals: IV solutions & dietary supplements
- Food Fortification: Bakery & cereal enrichment
3. Technical Selection Criteria
Critical Quality Parameters:
| Parameter | Acceptable Range | Test Method |
|---|---|---|
| Assay (Dry Basis) | 98.5-101.5% | HPLC |
| Heavy Metals | ≤10 ppm | ICP-MS |
4. Verified Application Cases
Case Study 1: Swine Feed Optimization (Jiangsu Muyang Group)
- Challenge: 15% FCR reduction in nursery pigs
- Solution: 0.5% L-lysine monohydrate inclusion
- Outcome: 22% ADG improvement
Case Study 2: Pharmaceutical Tablet Formulation (Huiren Pharma)
- Challenge: Amino acid stability in enteric coating
- Solution: Monohydrate form for moisture control
- Result: 18-month shelf life achieved
5. Global Supplier Landscape
| Manufacturer | Capacity (MT/yr) | Certifications |
|---|---|---|
| CJ CheilJedang | 450,000 | FDA, FAMI-QS |
| Meihua Holdings | 380,000 | ISO 22000, HALAL |
6. Technical Consultation & Sample Requests
Contact our amino acid specialists:
- Email: info@vivalr.com
- Tel: (86) 15866781826
Request free product samples or MSDS documentation.



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