This pharmaceutical-grade stearic acid has ultra-high purity with extremely low impurity content, no irritation or toxicity, and excellent lubrication performance. It effectively reduces the friction between particles and punching dies, improving tablet production efficiency and product qualification rate. It passes third-party pharmaceutical safety testing,and solves the pain points of traditional pharmaceutical lubricants with poor lubrication effects and excessive residual impurities.
The product has a purity of ≥99.5%, iodine value ≤0.2 g I/100g, melting point between 71-73℃, acid value of 207-212 mg KOH/g, moisture content ≤0.1%, total heavy metals ≤2 ppm, residual organic solvents ≤10 ppm (compliant with ICH Q3C guidelines), pH of 6.0-7.5 for 10% aqueous dispersion, appears as white crystalline powder with uniform particle size, and is packaged in 10kg food-grade galvanized steel drums with inner polyethylene liners. It has a 3-year shelf life when stored in a cool, dry environment.
This pharmaceutical-grade stearic acid is used as a lubricant and release agent for oral tablets and capsules, a base regulator for ointments, and a coating agent for pharmaceutical packaging materials. It is suitable for pharmaceutical factories, health product manufacturers, and pharmaceutical excipient suppliers, helping enterprises improve pharmaceutical production quality and efficiency, and complying with global pharmaceutical industry compliance requirements.
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