Molekula
Acide stéarique
Stearic acid
Certifié ISO 9001:2015 & ISO 14001:2015 · Fournisseur pour laboratoires et industries depuis 2000 · Certificat d’Analyse (CoA) pour chaque lot
Stearic acid is a saturated fatty acid derived from animal or vegetable fats, widely used in cosmetics, pharmaceuticals, and industrial lubricants for its emulsifying, thickening, and water-repellent properties. It appears as a white, flaky solid with a faint odor, soluble in organic solvents but not water. Catalogue details: CAS 57-11-4, molecular formula CH₃(CH₂)₁₆COOH, molecular weight 284.48 g/mol, and requires storage at 2–8°C. Molekula supplies stearic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Aperçu
Stearic acid is a saturated fatty acid derived from animal or vegetable fats, widely used in cosmetics, pharmaceuticals, and industrial lubricants for its emulsifying, thickening, and water-repellent properties. It appears as a white, flaky solid with a faint odor, soluble in organic solvents but not water. Catalogue details: CAS 57-11-4, molecular formula CH₃(CH₂)₁₆COOH, molecular weight 284.48 g/mol, and requires storage at 2–8°C. Molekula supplies stearic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Prix et formats de conditionnement
Spécifications
| Property | Value |
|---|---|
| Appearance | white to yellow solid |
| Melting Point | 53 - 59°C |
| Heavy metals | ≤ 10ppm |
| Residue on Ignition | ≤ 0.1% |
| Iodine value (g I2/100g) | ≤ 4.0gI2/100g |
| Stearic acid | 40 - 60% |
| Acid Value (mg KOH/g) | 194 - 212 |
| Stearic and Palmitic acid value | ≥ 90% |
Stockage et manipulation
| Property | Value |
|---|---|
| Température de stockage | 2 to 8 °C |
| Point d'inflammation | 200 C |
| Acidité | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 26845541 |
| Numéro CAS | 57-11-4 |
| Formule moléculaire | CH3(CH2)16COOH |
| Masse moléculaire | 284.48 |
| SMILES | O=C(O)CCCCCCCCCCCCCCCCC |
| Code REACH | Y113 |
| Inscrit au TSCA | Oui |
| Code HTS | 29157001 |
| Code tarifaire | 2915705090 |
Sécurité et GHS
Déclarations de précaution
- P264 Se laver ... soigneusement après manipulation.
- P280 Porter des gants de protection/des vêtements de protection/un équipement de protection des yeux/du visage/une protection auditive/...
Documents
Fiches de données de sécurité (FDS)
Disponible en English, French, German, Italian, Spanish.
Certificat d'analyse (CoA) par lot
Saisissez un numéro de lot ou de série pour récupérer le certificat d'analyse correspondant à ce lot spécifique. Nous pouvons en générer un à partir des données de spécification si aucun PDF n'est disponible.
Synonymes
Aucun autre nom enregistré pour ce produit.
Questions fréquentes
What is stearic acid commonly used for?
Stearic acid is widely used in cosmetics (soaps, lotions), plastics (lubricant/stabilizer), candles, and food (emulsifier/release agent) due to its emulsifying and thickening properties.
What is the chemical formula and molecular weight of stearic acid?
The formula is **CH₃(CH₂)₁₆COOH** and the molecular weight is **284.48 g/mol**.
How should stearic acid be stored?
Store stearic acid at **2–8°C** in a cool, dry place, away from direct sunlight and moisture to prevent degradation.
What grades of stearic acid does Molekula supply?
Molekula supplies **pharmaceutical-grade, cosmetic-grade, and technical-grade** stearic acid, depending on your application requirements.
Can Molekula supply stearic acid in bulk quantities?
Yes, we offer stearic acid in bulk (e.g., 25 kg drums, 50 kg bags, or custom packaging) for industrial and large-scale applications.
What documentation comes with a stearic acid order?
Each order includes a **Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and batch-specific documentation** for traceability.
Prêt à passer commande ou besoin d'un emballage sur mesure ?
Indiquez le produit, le grade et la quantité – Molekula répond généralement sous un jour ouvrable avec le prix et le délai de livraison.