Citric Acid Monohydrate

Synonym(s)

: Anhydrous citric acid, 2-hydroxypropane-1,2,3-tricarboxylic acid hydrate, citrate, citric acid hydrate

Mol. Formula

: C6H10O8

EC / List no.

: 611-842-9

CAS no.

: 5949-29-1

Molecular weight

: 210,14

Citric acid monohydrate is a tricarboxylic acid found in citrus fruits. Citric acid is used as an excipient in pharmaceutical preparations due to its antioxidant properties. It maintains the stability of the active ingredients and is used as a preservative. It is also used as an acid regulator to control pH and acts as an anticoagulant by chelating calcium in the blood.

Application

» It has industrial use as a water softener and deodorizer.
» It is used in cleaning products, personal care products and acid regulator.

Product Specifications

Physical and Chemical Properties
» Appears as colorless crystals.
» It has a slightly sweet taste.

Properties

Characteristics	Unit	Value	Condition
Melting point	°C	135
Density	g/cm³	1.5	20 °C
Solubility	g/ 100 mL	59.2	20°C, soluble with water
LogP		-1.72
Autoignition temperature	°C	1010