Citric acid, monohydrate (E 330) -

CAS-Nummer: 5949-29-1
Synonym: 2-hydroxypropane-1,2,3-tricarboxylic acid

Approved as food additive E 330. For cosmetics, food and technical applications.                

Application

The most abundant natural acid is often used in food or cosmetics as an acidity regulator and for the production of stable suspensions due to its odorless nature. It is approved as E 330 in the European Union[A1] . In addition, citric acid is popular as a descaling agent and for other cleaning processes (detergent additive). In the technical field, citric acid is often used for passivation of metals.

Precautions

Wash hands and other exposed body parts with mild soap and water before eating, drinking or smoking and when leaving the workplace. Provide process area with good ventilation to prevent formation of vapors.

Hazard statements

H319  Causes severe eye irritation.

Safety statements

P264  Wash hands, forearms and face thoroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection. P305 + P351 + P338  IF IN EYES: Rinse cautiously with water for several minutes. Remove any contact lenses if possible. Continue to rinse. P337 + P313  If eye irritation persists: seek medical advice/attention.

Further information

Citric acid, like other organic acids, is largely produced by fermentation. In the main, highly concentrated glucose (for example[A1] ) is fermented by certain bacterial strains for this purpose.

Storage

Store only in the original container in a cool, well-ventilated place. Keep container closed when not in use.