Product Introduction
Caffeic Acid is a constituent of all plants, always occurs in plants only in conjugated forms. Caffeic acid is found in all plants because it is a key intermediate in the biosynthesis of lignin, one of the principal sources of biomass. Caffeic acid is one of the main natural phenols in argan oil.
Function
Caffeic Acid can be used safely in cosmetics and can absorb ultraviolet rays. A low concentration is an auxiliary agent that inhibits skin-type hair dyes, which is beneficial to enhance the strength of the color.
Certificate Of Analysis
|
Product Name |
Caffeic Acid |
Specification |
Company Standard |
|
Cas No. |
331-39-5 |
Manufacture Date |
2024.7.9 |
|
Quantity |
500KG |
Analysis Date |
2024.7.15 |
|
Batch No. |
ES-240709 |
Expiry Date |
2026.7.8 |
|
Items |
Specifications |
Results |
|
|
Appearance |
Yellow Powder |
Conforms |
|
|
Assay |
98.5%-102.5% |
99.71% |
|
|
Melting Point |
211℃-213℃ |
Conforms |
|
|
Boiling Point |
272.96℃ |
Conforms |
|
|
Density |
1.2933 |
Conforms |
|
|
Refractive Index |
1.4500 |
Conforms |
|
|
Loss on drying |
≤0.5% |
0.28% |
|
|
Ash Content |
≤0.3% |
0.17% |
|
|
Heavy Metals |
≤10.0ppm |
Conforms |
|
|
Pb |
≤1.0 ppm |
Conforms |
|
|
As |
≤1.0 ppm |
Conforms |
|
|
Cd |
≤1.0 ppm |
Conforms |
|
|
Hg |
≤0.1 ppm |
Conforms |
|
|
Total Plate Count |
≤1000cfu/g |
Conforms |
|
|
Yeast & Mold |
≤100cfu/g |
Conforms |
|
|
E.coli |
Negative |
Negative |
|
|
Salmonella |
Negative |
Negative |
|
|
Staphylococcus |
Negative |
Negative |
|
|
Conclusion |
This sample meets the specifications. | ||
Inspection personnel：Yan Li Review personnel：Lifen Zhang Authorized personnel：LeiLiu
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