Product Description
Ursolic Acid
Synonyms: Prunol, Malol, beta-Ursolic acid, 3-beta-hydroxyurs-12-en-28-oic acid
KINGHERBS Specification: 25% to 98% Ursolic Acid
CAS: 77-52-1
Molecular formula: C30H48O3
Molecular weight: 456.68
Brief Introduction
Ursolic acid is a kind of tritepene compound existing in natural plant with various kinds of biological effects such as sedation, anti inflammation, antibiosis, anti diabetes, antiulcer etc. In recent years, it has been found that it has functions of anticancer and antiangiogenesis. It possibly becomes one of the new type anticancer drugs with low toxicity and high efficiency. For strong antioxygen function, ursolic acid is widely used as material of medicine and cosmetics.
Storage situation: Stored in a cool and dry well-closed container, keep away from moisture and strong light/heat.
Shelf life: Two years under well storage situation.
| Product Name |
Loquat Leaf Extract |
Batch Number |
LLE-160215 |
| Botanical Source |
Eriobotrya japonica |
Batch Quantity |
200kgs |
| Plant Part Used |
Leaf, 100% Natural |
Country of Origin |
China |
| Type of Product |
Standard Extract |
Active Ingredient Markers |
Ursolic Acid |
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| Analysis Items |
Specifications |
Results |
Methods used |
| Identification |
Positive |
Conforms |
TLC |
| Appearance |
Fine light green powder |
Conforms |
Visual test |
| Odor & Taste |
Characteristic |
Conforms |
Organoleptic test |
| Bulk Density |
45-55g/100ml |
Conforms |
ASTM D1895B |
| Particle Size |
98% through 80 Mesh |
Conforms |
AOAC 973.03 |
| Solubility |
Soluble in Ethanol & Water solution |
Conforms |
Visual |
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| Assay |
NLT Ursolic Acid 25% |
25.50% |
HPLC |
| Loss on Drying |
NMT 5.0% |
2.57% |
5g /105ºC /2hrs |
| Ash Content |
NMT 5.0% |
3.07% |
2g /525ºC /3hrs |
| Extract Solvents |
Ethanol & water |
Conforms |
/ |
| Solvent Residues |
NMT 0.05% |
Conforms |
USP-GC |
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| Heavy Metals |
NMT 10ppm |
Conforms |
Atomic Absorption |
| Arsenic (As) |
NMT 1ppm |
Conforms |
Atomic Absorption |
| Lead (Pb) |
NMT 3ppm |
Conforms |
Atomic Absorption |
| Cadmium (Cd) |
NMT 1ppm |
Conforms |
Atomic Absorption |
| Mercury (Hg) |
NMT 0.1ppm |
Conforms |
Atomic Absorption |
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| 666 |
NMT 0.1ppm |
Conforms |
USP-GC |
| DDT |
NMT 0.5ppm |
Conforms |
USP-GC |
| Acephate |
NMT 0.2ppm |
Conforms |
USP-GC |
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| Parathion-ethyl |
NMT 0.2ppm |
Conforms |
USP-GC |
| PCNB |
NMT 0.1ppm |
Conforms |
USP-GC |
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| Sterilization Method |
High temperature & pressure for a short time of 5~10 seconds |
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| Microbiological Data |
Total Plate Count < 10,000 cfu/g |
< 1,000 cfu/g |
GB 4789.2 |
| Total Yeast & Mold < 1,000 cfu/g |
< 100 cfu/g |
GB 4789.15 |
| E. Coli to be absent |
Absent |
GB 4789.3 |
| Staphylococcus to be absent |
Absent |
GB 4789.10 |
| Salmonella to be absent |
Absent |
GB 4789.4 |
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| Packing and Storage |
Packed in fiber drum, LDPE bag inside. Net weight: 25kgs/drum. |
| Keep tightly sealed, store away from moisture, strong heat and sunlight. |
| Shelf Life |
2 years if sealed and stored in the recommended conditions. |
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