Product Description:
Lactic acid is an organic acid occurring naturally in the human body and is involved in various biochemical processes. It is a colorless or pale yellow, water-soluble liquid used in food, pharmaceuticals, and cosmetics.
Applications & Uses:
CAS#:
50-21-5
SYNONYM:
alpha-Hydroxypropionic acid;Lactic acid;2-Hydroxypropanoic acid
FORMULA:
C3H6O3
PRODUCT TYPE:
HAZARD:
Irritant
CATEGORIES:
Acid
,
Food Chemicals
,
Cosmetic
Technical Specifications
Appearance :
Colorless to yellow syrupy liquid
Boiling Point, °C :
122
Density, g/cm3 :
1.209
Flash Point, °C :
110
Melting point, °C :
16.8
Molecular weight, g/mol :
90.08
Odor :
Odorless, or mild acidic odor
Refractive index, n20/D :
1.430
Lactic acid is a naturally occurring alpha-hydroxy acid (AHA) with the chemical formula C₃H₆O₃. This versatile substance is known for its high efficacy and mild nature, making it a popular choice across various industries. In cosmetics and skincare, lactic acid is used for its exceptional exfoliating properties, helping to gently slough away dead skin cells, promote smoother, brighter skin, and improve texture. It also enhances the skin''s moisture content and can assist in reducing the appearance of fine lines and wrinkles.
In the food and beverage industry, lactic acid acts as a natural preservative and flavoring agent, bringing a mild tangy taste to products like yogurt, cheese, and fermented goods. Its antimicrobial properties make it valuable for preserving freshness and extending shelf life. Furthermore, in the industrial sector, lactic acid serves as a biodegradable, environmentally friendly solvent and is integral in the production of biodegradable plastics, such as polylactic acid (PLA), which are used in sustainable packaging and disposable items.
Lactic acid''s multipurpose functionality, along with its biocompatibility and sustainability profile, makes it an essential component in formulations aiming for efficacy and eco-friendliness across a diverse range of applications.