Sodium Lauroyl Glutamate SLG CAS 29923-31-7 is mild amino-acid-based anionic surfactant, supplied as 30% liquid or 95% powder. Low-irritation, biodegradable with fine stable foam, widely used in facial cleanser, shampoo and sensitive-skin cosmetic formulations. TNJ Chemical offers cosmetic grade material, samples and complete supporting documents are available.
Basic product information
Product name: Sodium Lauroyl Glutamate
CAS‑No：29923-31-7
Synonym：Sodium N-Lauroyl-L-Glutamate, SLG
INCI Name：Sodium Lauroyl GlutamateMolecular Formula：C17H29NNa2O5
Molecular Weight：351.41
EINECS：249‑958-3Appearance: Colorless to pale yellow transparent liquid (30% solution); white powder (95%)
Grade: Cosmetic grade, Available forms 30% aqueous liquid /95% powder
Physic‑chemical Properties
Solubility Soluble in water; compatible with anionic, non‑ionic, amphoteric surfactants
pH (10% aq. solution,25℃) 8.0‑9.5 (30% liquid)
Feature Mild amino‑acid‑based anionic surfactant, low irritation, readily biodegradable, rich fine foam, silky skin feel after rinsingQuality Specification (Cosmetic grade)
| Test Item | 30 % Liquid | 98 % Powder |
|---|---|---|
| Appearance | Colorless to pale‑yellow clear liquid | White to off‑white fine powder |
| Active matter | 28.0‑32.0 % | ≥98.0 % |
| Water / Loss on drying | Balance solvent | ≤2.0 % |
| pH value | 8.0‑9.5 (10% aq.,25℃) | 5.0‑6.0 (5% aq.,25℃) |
| Acid value | ‑ | 120‑160 mgKOH/g |
| Chloride (NaCl) | ≤1.0 % | ≤0.8 % |
| Color (APHA) | ≤80 | ‑ |
| Heavy metals (Pb) | ≤10 ppm | ≤10 ppm |
| Arsenic (As) | ≤2 ppm | ≤2 ppm |
| Identification | Complies | Complies |
Application & Use
Personal care: Primary or co‑surfactant for facial cleanser, shampoo, shower gel, baby care, sensitive‑skin formulas, shaving products. Reduces irritation of other surfactants.
Good foam stability, brings soft hair and smooth skin after washing.
Packing
‑Liquid: 200 kg plastic drum / IBC 1000 L
‑Powder: 25 kg fiber drum with PE inner bag
Storage & Transportation
Keep tightly sealed, store in cool, dry, ventilated warehouse, avoid high temperature and freezing.
Shelf‑life: 12 months under original sealed condition.
Transport as general chemical.
Disclaimer: This data sheet is for reference only, not contractual standard.
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