Lactic Acid

Synonym(s)

: 2-hydroxypropanoic acid, DL-Lactic acid, hydroxy propionic acid

Mol. Formula

: C3H6O3

EC / List no.

: 200-018-0

CAS no.

: 50-21-5

Molecular weight

: 90,08

Lactic acid is an intermediate in sugar fermentation. The concentrated form is used internally to prevent gastrointestinal fermentation. Lactic acid is the racemic isomer of lactic acid, the biologically active isoform in humans. Lactic acid or lactate is produced during fermentation from pyruvate by lactate dehydrogenase.

Application

» Widely used as agricultural products (non-pesticides), automotive maintenance products, batteries, building/construction materials, emission control product.
» It has various uses such as fabric, textile and leather products, food packaging, fuels and related products, lawn and garden care products, lubricants and greases.
» It is used in paper, plastic, rubber products and water treatment products.

Product Specifications

Physical and Chemical Properties
» Lactic acid appears as a colorless to yellow syrupy liquid.
» It is odorless and has an acid taste.

Properties

Characteristics	Unit	Value	Condition
Melting point	°C	16.8
Boiling point	°C	122	15 mm Hg
Density	g/cm3	1.21	20 °C
Solubility			completely soluble in water
Corrosivity		caustic
Viscosity	mPa.s	1.042	25°C
Flash point	°C	113	Closed cup