JSR International( India) Private Limited

Stearic acid is a saturated fatty acid with the chemical formula C18H36O2. It is commonly found in various animal and plant fats and oils. Stearic acid is widely used in many industrial and commercial applications, including the production of cosmetics, soaps, candles, pharmaceuticals, plastics, and more. Below is a general specification for stearic acid:

Chemical Formula: C18H36O2 Molecular Weight: Approximately 284.48 g/mol CAS Number: 57-11-4

Appearance: White, waxy solid

Physical Properties:

• Melting Point: Approximately 69.6°C (157.3°F)
• Boiling Point: Decomposes before boiling

Chemical Properties:

• Solubility: Insoluble in water, soluble in organic solvents such as ethanol, acetone, and ether.
• Reactivity: Stearic acid is a saturated fatty acid, which means it does not readily undergo oxidation or other chemical reactions.

Specifications can vary depending on the intended use, but a common industrial specification for stearic acid might include:

Fatty Acid Composition:

• Stearic Acid Content: ≥ 95%
• Palmitic Acid Content: ≤ 5%
• Other Fatty Acids: ≤ 1%

Acid Value: Typically in the range of 195-210 mg KOH/g

Iodine Value: Typically ≤ 0.6 g I2/100g

Color (APHA): ≤ 200

Free Fatty Acid Content: Typically ≤ 0.5%

Moisture Content: Typically ≤ 0.5%

Particle Size: Depending on the intended application, particle size specifications may apply.

These specifications are general guidelines and can vary based on the manufacturer, grade, and specific application requirements. It's important to consult the product's technical data sheet or contact the supplier for precise specifications tailored to your intended use.