Herbpro Biotech
1 / 5
Propylene Glycol USP Grade is a high-purity variant of propylene glycol that conforms to the specifications outlined by the United States Pharmacopeia (USP). The USP is a set of standards for the quality, purity, strength, and consistency of drugs, food ingredients, and dietary supplements.
Propylene Glycol USP Grade is a high-quality grade of propylene glycol that is widely used in the pharmaceutical and healthcare industries. As a versatile and safe substance, Propylene Glycol USP Grade is a key ingredient in many health and beauty products, including lotions, shampoos, and cosmetics. Its versatility, effectiveness, and safety make it a top choice for many professionals and consumers.
| CHEMICAL/PHYSICAL SPECIFICATIONS | ||
|---|---|---|
| Assay as PG on a dry basis | 99.5 min | % |
| Water | 0.2 max | % |
| Color, Pt-Co(APHA Color) | 10 max | |
| Specific Gravity @25/25C | 1.035-1.037 | |
| Refractive Index @25C | 1.431-1.432 | |
| Free Acid(CH3COOH) | 75 max | ppm |
| Residue on Ignition | 80 max | ppm |
| Distillation range (>95%) | 184-189 | |
| HEAVY METAL SPECIFICATIONS | ||
|---|---|---|
| Arsenic as As Iron Heavy Metal as Pb |
1 max 0.5 max 5 max |
ppm ppm ppm |
Pharmaceuticals: Propylene glycol USP is often used as a carrier or solvent in the formulation of oral, injectable, and topical pharmaceutical products. It helps improve the solubility of active ingredients and can be used as a stabilizer for certain medications.
Food and Beverages: Propylene glycol USP is used as a food additive, often in products like icing, frostings, cake mixes, and salad dressings. It is also used as a humectant in some food products to retain moisture and prevent drying.
Cosmetics and Personal Care Products: Propylene glycol USP kosher is a common ingredient in skincare products, such as creams, lotions, and shampoos, where it serves as a moisturizer and helps enhance the texture of the product.
