Active Member
|
[China]
Address: 1401 Suite B, HuiXin IBC,No.1 Zhang Ba 1 Road, Hi-tech Development Zone, Xi\'an. China.
Contact name:Closer Meng
Xi 'an Green Spring Technology Co., Ltd |
|
|
· Astilbin 80% 29838-67-3 ·
-
Product Details:
Prodcut name: herbal medicine Astilbin 80% 29838-67-3
Latin Name: Engelhardtia roxburghiana Wall.[E. chrysolepis Hance]
Content: Astilbin powder
Specification: 80%
Appearance: light yellow or White powder
Mesh size: 80 Mesh
Used Part: leaf
CAS No.: 54141-72-9
Grade: Pharmaceuticals Ingredients
Brand Name: LS-Herb
Test Method: HPLC
Astilbin is a flavanonol, a type of flavonoid. Astilbin is the
(2R-trans)-isomer; neoisoastilbin is the (2S-cis)-isomer and
isoastilbin is the (2R-cis)-isomer.
Astilbin, 2R,3R)-Citi pine pigment -3-O-Alpha-L-h pyran rat Lee
Glycoside, is 1950 by Kozo Hayashi and Kazuhiko Ouchi first from
plant fell bride in the extraction get of compounds, according to
literature reported, fell bride glycosides has variety
significantly of biology activity, including inhibit auxiliary
enzyme a, restore enzyme, inhibit aldehyde sugar restore enzyme,
protection liver, analgesic, anti-edema,. Reports in recent years
have significant selective immunosuppressive effect of astilbin,
and its selection role compared with previous immunosuppression has
obvious advantages, so can be used as a new immunosuppressive agent
used in the treatment of immune-related diseases.
| Analysis | Specification | Result | Test method |
| Assay( Astilbin ) | 80% Min | 80.15% | HPLC |
| Odor & Taste | Characteristic | Complies | Organoleptic |
| Extract Solvents | Water and Ethanol | Complies | Visual |
| Appearance | White fine powder | Complies | Visual |
| Particle size | 100% through 100 mesh | 100 mesh | 100 Mesh Screen |
| Bulk Density | 40g/100ml~60g/100ml | 46.16g/100ml | |
| Loss on drying | 2% Max | 1.14% | 5g / 105℃/ 3hrs |
| Ash Content | 1% Max | 0.27% | 2g / 600℃ /3hrs |
| Heavy metals | 10ppm Max | Complies | Atomic Absorption |
| Pb | 2ppm Max | Complies | Atomic Absorption |
| As | 2ppm Max | Complies | Atomic Absorption |
| Microbiology | |||
| Total plate count | 1000cfu/g Max | Complies | AOAC |
| Yeast & Mold | 100cfu/g Max | Complies | AOAC |
| E. Coli | Negative | Negative | AOAC |
| Salmonella | Negative | Negative | AOAC |
Astilbin can be found in St John's wort (Hypericum perforatum, Clusiaceae, subfamily Hypericoideae, formerly often considered a full family Hypericaceae), in Dimorphandra mollis(Fava d'anta, Fabaceae), in the leaves of Harungana madagascariensis (Hypericaceae), in the rhizome of Astilbe thunbergii, in the root of Astilbe odontophylla(Saxifragaceae), in the rhizone of Smilax glabra(Chinaroot, Smilacaceae) and in the bark of Hymenaea martiana.It can be isolated from Kohki tea processed from Engelhardtia chrysolepis (huang-qui).
Astilbin can act as an insecticide against Anticarsia gemmatalis and Spodoptera frugiperda. It shows in vitro antibacterial activity and activity on burn wound healing. Astilbin is used in traditional Chinese medicine.
1. As Food and beverage ingredients.
2. As Healthy Products ingredients.
3. As Nutrition Supplements ingredients.
4. As Pharmaceutical Industry & General Drugs ingredients.
5. As a health food and cosmetic ingredients.
