AZELAIC ACID 123-99-9
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China [CN] |
Name |
Azelaic Acid |
|
CAS |
123-99-9 |
|
EINECS |
204-669-1 |
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Molecular Formula |
C9H16O4 |
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Molecular Weight |
188.22 |
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Quality Standard |
In-House Standard,99% |
|
Package Size |
25kg/drum |
|
Brief Introduction |
Azelaic acid is industrially produced by the ozonolysis of oleic acid. The side product is nonanoic acid. It is produced naturally by Malassezia furfur (also known as Pityrosporum ovale), a yeast that lives on normal skin. The bacterial degradation of nonanoic acid gives azelaic acid |
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ITEMS |
SPECIFICATION |
RESULTS |
|
DESCRIPTION |
WHITE TO SLIGHTLY YELLOW MONOCLINE RHOMBUS CRYSTALLINE,NEEDLE CRYSTALLINE POWDER |
COMPLIES |
|
IDENTIFICATION |
POSITIVE |
POSITIVE |
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CLARITY AND COLOUR OF SOLUTION |
5ML 1% 1N NaOH SOLUTION IS COLOURLESS AND CLEAR |
COMPLIES |
|
CHLORIDES |
≤0.005% |
<0.005% |
|
SULFATES |
≤0.025% |
<0.025% |
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HEAVY METALS |
≤0.001% |
<0.001% |
|
FE |
≤0.002% |
<0.002% |
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ASSAY |
≥99.0% |
99.76% |
|
PARTICLE SIZE |
100%<50UM,MIN30%<30UM |
COMPLIES |
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CONCLUSION:THE PRODUCT MEETS THE REQUIREMENTS |
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