Molekula
Ácido esteárico
Stearic acid
Certificado ISO 9001:2015 e ISO 14001:2015 · Suministro a laboratorios e industria desde el año 2000 · Certificado de Análisis (CoA) con cada lote
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.
Resumen
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.
Precios y tamaños de envase
Especificaciones
| 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% |
Almacenamiento y manejo
| Property | Value |
|---|---|
| Temperatura de Almacenamiento | 2 to 8 °C |
| Punto de inflamación | 200 C |
| Acidez | Acid |
Identificación
| Property | Value |
|---|---|
| SKU | 26845541 |
| Número CAS | 57-11-4 |
| Fórmula molecular | CH3(CH2)16COOH |
| Peso molecular | 284.48 |
| SMILES | O=C(O)CCCCCCCCCCCCCCCCC |
| Código REACH | Y113 |
| Incluido en el listado TSCA | Sí |
| Código HTS | 29157001 |
| Código arancelario | 2915705090 |
Seguridad y GHS
Declaraciones de precaución
- P264 Lavarse concienzudamente tras la manipulación.
- P280 Llevar guantes/prendas/gafas/máscara de protección.
Documentos
Fichas de Datos de Seguridad (FDS)
Disponible en English, French, German, Italian, Spanish.
Certificado de Análisis (CoA) por lote
Introduzca un número de lote o partida para recuperar el informe de análisis (CoA) correspondiente a esa partida específica. Podemos generar uno a partir de los datos de especificación si no hay ningún PDF disponible.
Sinónimos
No se han registrado nombres alternativos para este producto.
Preguntas frecuentes
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.
¿Listo para realizar un pedido o necesita un paquete personalizado?
Indíquenos el producto, grado y cantidad — Molekula suele responder dentro de un día laboral con precio y plazo de entrega.