Lactic Acid Liquid 80% CAS 50-21-5
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Lactic Acid Liquid 80% CAS 50-21-5
Lactic Acid Liquid 80% (简写：LA) is a widely used organic acid in various industries, with multiple aliases to meet different market communication needs. Common aliases include 2-Hydroxypropanoic Acid, Milk Acid, and Racemic Lactic Acid. The product's molecular formula is C₃H₆O₃, which is a key characteristic of its chemical structure. CAS 50-21-5 is the unique identification number for this product, facilitating global procurement and quality verification.
Product Characteristics & Physical Properties
Lactic Acid Liquid 80% is a colorless to pale yellow viscous liquid, with no powder, granular, flake, or prill forms. Its physical properties are closely related to its application effects, and the main characteristics are as follows:
Appearance: Colorless to pale yellow viscous liquid
Solubility: Easily soluble in water, ethanol, and glycerol, slightly soluble in ether
Density: Approximately 1.206 g/cm³ (25°C)
Boiling Point: 122°C (10 mmHg)
Melting Point: 16.8°C
pH Value: 1.5-2.5 (1% aqueous solution)
Common Product Specifications
|
Item |
Specification |
|
Assay (Lactic Acid Content) |
80.0% - 82.0% |
|
Water Content |
≤ 19.5% |
|
Color (APHA) |
≤ 50 |
|
Heavy Metals (as Pb) |
≤ 10 ppm |
|
Residue on Ignition |
≤ 0.1% |
|
Optical Rotation ([α]₂₀/D) |
-0.5° to +0.5° |
Product Applications
Lactic Acid Liquid 80% is a versatile organic acid with broad applications across multiple industries, relying on its excellent chemical and physical properties:
Food Industry: Used as a food acidulant, preservative, and flavoring agent. It can adjust the acidity of food, extend shelf life, and enhance the flavor of dairy products, beverages, candies, and baked goods.
Pharmaceutical Industry: Applied in the production of pharmaceutical intermediates, such as antibiotics and vitamins. It can also be used as a pH adjuster in pharmaceutical formulations.
Cosmetics Industry: Serves as a humectant, exfoliant, and pH adjuster in skin care products. It helps moisturize the skin, remove dead skin cells, and improve skin texture.
Chemical Industry: Used in the synthesis of lactate esters, biodegradable plastics, and other chemicals. It is also an important raw material for the production of detergents and water treatment agents.
Other Industries: Applied in textile dyeing and printing as a dyeing assistant, and in agriculture as a feed additive to improve animal growth performance.
Product Compliance & MSDS
Lactic Acid Liquid 80% has completed REACH registration, complying with the EU's chemical regulatory requirements and ensuring safe circulation and use in the European market. For detailed safety information, MSDS download is available to obtain comprehensive data on hazards, first-aid measures, handling and storage, and environmental impact.
FAQ
Q: What is the storage condition for Lactic Acid Liquid 80%?
A: It should be stored in a cool, dry, and well-ventilated warehouse, away from heat sources and oxidants. The container should be tightly sealed to prevent moisture absorption and contamination. Avoid direct sunlight and ensure the storage temperature is between 5°C and 30°C.
Q: Is Lactic Acid Liquid 80% compatible with other common food additives?
A: Yes, it has good compatibility with most food additives such as preservatives, sweeteners, and emulsifiers. It can be used in combination to achieve better product effects, but it is recommended to conduct compatibility tests before large-scale use.
Q: What is the shelf life of Lactic Acid Liquid 80% under proper storage?
A: When stored in accordance with the recommended conditions and the container is unopened, the shelf life is typically 24 months from the date of production. After opening, the product should be used as soon as possible and the container should be resealed to avoid quality degradation.
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