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Eugon LT 100 Agar (AS-1227) | Cosmetic Preservative Neutralizer
$95.00 AUD
AuSaMicS Life Science • Cosmetic Microbiology
Eugon LT 100 Agar
Preservative Neutralizing Growth Medium
A premium general-purpose medium enriched with Lecithin and Tween 80. Specifically engineered for the enumeration of microorganisms in cosmetic products, ensuring the neutralization of inhibitory preservative systems.
AS-1227
🧴 Cosmetic Standard
✓ ISO 21149 / 18415
✨ Enhanced Recovery
Neutralizers: Lecithin & Polysorbate 80 Incubation: 30-35°C Prep: 47.4g/L Yield
Cosmetic Specialist
Total Neutralization - Effective against parabens
Luxuriant Growth - High-carbohydrate formula
ISO Compliant - Meets international testing standards
Versatile - Supports bacteria, yeasts, and molds
Eugonic Formulation
Validated for Personal Care QC
🧪 Formulation & Neutralizing System
📋 Formulation (per Liter)
| Component | Concentration | Role |
|---|---|---|
| Peptone Mixture | 15.0 g | Rich nitrogen source |
| L-Cystine | 0.7 g | Growth stimulant |
| Glucose | 5.5 g | Fermentable energy |
| Lecithin (LT) | 1.0 g | Neutralizes quaternary ammonium |
| Polysorbate 80 (LT) | 5.0 g | Neutralizes phenolics & aldehydes |
| Bacteriological Agar | 15.0 g | Solidifying agent |
Regulatory Compliance
ISO 21149
Validated for the enumeration and detection of aerobic mesophilic bacteria in cosmetics.
Antimicrobial Inactivation
Essential for Challenge Testing (Preservative Efficacy Testing) to ensure accurate microbial counts.
📋 Technical Profile
| Catalogue No. | AS-1227 |
| Final pH | 7.0 ± 0.2 |
| Yield | 47.4g / Liter |
| Solubility | Opalescent, light amber |
⚗️ Laboratory Prep
- 1 Suspend 47.4g in 1L deionized water.
- 2 Heat to boiling to dissolve completely.
- 3 Autoclave at 121°C for 15 min. Swirl gently before pouring.