Glycolic Acid
Description
1. Glycolic acid (or hydroxyacetic acid) is the smallest α-hydroxy acid (AHA). This colorless, odorless, and hygroscopic crystalline solid is highly soluble in water. It is used in various skin-care products.
2. Glycolic acid is used to improve the skin's appearance and texture. It may reduce wrinkles, acne scarring, hyperpigmentation and improve many other skin conditions, including actinic keratosis, hyperkeratosis, and seborrheic keratosis.
3. Glycolic acid is used in the textile industry as a dyeing and tanning agent, in food processing as a flavoring agent and as a preservative, and in the pharmaceutical industry as a skin care agent.
Specification
Index  Standard
Appearance White crystalline powder
Assay ≥99.0%
Firing residual ≤0.05%
Suspended matter ≤0.01%
Color(black halo unit) ≤5
Chloride(cl- is calculated) ≤0.0005%
Sulfuric acid(so42- is calculated) ≤0.005%
Heavy metal(pb is calculated) ≤0.001%
Iron(Fe is calculated) ≤0.0005%
Arsenic( As is calculated) ≤0.0002%
Sulfuric acid testing Conforms