DL-Malic Acid

DL-Malic Acid

Malic acid can be used in the processing and concoction of beverage, liqueur, fruit juice and the manufacture of candy and jam etc. It also has effects of bacteria inhibition and antisepsis and can remove tartrate during wine brewing.

Introduction

Malic acid, also known as 2 - hydroxy succinic acid, has two stereoisomers due to the presence of an asymmetric carbon atom in the molecule. There are three forms in nature, namely D malic acid, L malic acid and its mixture DL malic acid. White crystalline or crystalline powder with strong moisture absorption, easily soluble in water and ethanol. Have a special pleasant sour taste. Malic acid is mainly used in food and medicine industry.


Appearance: White Granules  

Chemical Formula: C4H6O5  

Standard: USP, FCC, BP, EP, JP, etc. 

Grade: Food Grade

CAS: 6915-15-7

Packaging: 25kg/drum,20mt/20'FCL

Lead Time: 10 days after receiving prepayment

   


Functions and Applications

Application Of Malic Acid

(1) In food industry: it can be used in the processing and concoction of beverage, liqueur, fruit juice and the manufacture of candy and jam etc. It also has effects of bacteria inhibition and antisepsis and can remove tartrate during wine brewing.
(2) In tobacco industry: malic acid derivative (such as esters) can improve the aroma of tobacco.
(3)In pharmaceutical industry: the troches and syrup compounded with malic acid have fruit taste and can facilitate their absorption and diffusion in the body.

ItemsStandards
ASSAY(%)99.0-100.5
MELTING POINT(℃)127-132
FUMARIC ACID ≤%1.0
MALEIC ACID ≤%0.05
WATER INSOLUBLES ≤%0.10
SULPHATED ASH ≤%0.10
HEAVY METALS ≤ppm20
LEAD ≤ppm2
ARSENIC ≤ppm2
MERCURY ≤ppm1
CHLORIDE ≤ppm100
SPECIFIC ROTATION-0.1-+0.1
RESIDUE ON IGNITION ≤%0.1


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