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Lactic Acid

A Versatile Organic Acid for Food, Pharma, and Industry

Food Grade / Pharmaceutical Grade

CAS Number: 50-21-5 丨 Chemical Formula: C₃H₆O₃ 丨 Molecular Weight: 90.08 g/mol 丨Pharmacopeia Standards: USP / EP / BP/JP

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Product Overview

Lactic acid is a naturally occurring organic acid available as a colorless to pale yellow liquid or white crystalline powder. It is widely used as a pH regulator, acidulant, preservative, and intermediate in food, pharmaceutical, cosmetic, and industrial applications.

Key Applications

1. Food & Beverage

  • Flavor enhancer and acidity regulator in dairy, beverages, baked goods, and fermented products

  • Acts as a preservative by inhibiting microbial growth

2. Pharmaceuticals & Cosmetics

  • Used as a pH adjuster, humectant, and exfoliating agent in creams, lotions, and oral care

  • Ingredient in injectable and topical drug formulations

3. Industrial Uses

  • Raw material for biodegradable plastics (PLA), solvents, and cleaning agents

  • Utilized in leather tanning and textile industries

Typical Specifications

Property Specification
Appearance Clear to pale yellow liquid or white crystalline powder
Assay (%) ≥ 85.0% (liquid) / ≥ 99.0% (powder)
Specific Gravity (20°C) ~1.2 (liquid)
pH (5% solution) 2.2–2.6
Heavy Metals (Pb) ≤ 5 ppm
Optical Purity (L-isomer) ≥ 90% (for fermented type)

Packaging & Storage

  • Packaging: 25 kg drums (liquid); 25 kg bags or drums (powder)

  • Storage: Store in a cool, dry, well-ventilated place, tightly sealed

  • Shelf Life: 36 months under proper conditions


Anne Chemical – Your Trusted Source for Quality Lactic Acid
We supply certified lactic acid that meets global standards, supporting your production with consistent quality and reliable delivery.

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