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DL-Malic Acid

  • Type:Acidulants
  • CAS No:
  • Qty in 20' FCL:
  • Min. Order:1000KG
  • QC:Haccp,Kosher,Halal,Iso

DL-Malic acid


Synonyms: Hydrozybutanedioic acid, DL-Malic acid, Malic Acid, DL-Apple acid

CAS NO.: 617-48-1 
Molecular Formula: C4H6O5 
Molecular Weight: 134.09


Usage: 
DL-Malic acid can be used as an acidulant in cool drinks (including lactobacillus drinks, milk drinks, carbonated drinks, cola), frozen foods (including sherbet and ice cream), processed foods (including wine and mayonnaise). It is used as color-keeper and antiseptic of juice. It is also used as emulsion stabilizer of egg yolk. DL-Malic acid also can be used as pharmaceutical intermediate, cosmetic, rinse, metal cleaner, buffering agent, retarder in textile industry, fluorescent whitening agent of polyester fibre.


Packing and Storage: 
25kg net weight in cardboard drum or according to customer requirements. Kept air tightly in a light-proof, dry and cool place.



COA of DL-Malic Acid:

 

Item

Specifications

Results

Appearance

White crystal powders

White crystal powders

Assay

99.0

99.4

Specific rotation

+1.6~+2.6

+1.6

Sulfate

0.03

<0.02

Chloride

0.004

<0.004

Arsenic

2.0

<2.0

Heavmetals

20

<10

Fumaric acid

1.0

0.1

Maleic acid

0.05

<0.01

Residue on ignition

0.10

0.05

State of solution

Pass

Pass

Readily oxidilable substances

Qulified

Qulified

Optical purity

98.0

99.8

Conclusion

Qulified