Product Name:
Rhizoma corydalis extract 10:1 20:1
Tetrahydropalmatine 80% 98%
Description:
Corydalis tuber is the rhizome of the perennial plant Corydalis yanhusuo W. T. Wang, of the family Papaveraceae. Corydalis is a genus of about 300 species of plants native to north temperate areas and southern Africa. Most are weak-stemmed perennial garden plants with underground tubers and lobed or finely dissected leaves. Corydalis yanhusuo is grown in China. The flowers are hermaphrodite (have both male and female organs). The plant can grow in semi-shade (light woodland) or no shade. It requires moist soil.
Pharmacology: Tetrahydropalmatine have analgesia and sedativehypnotic activity, can depress the chtonic persistent pain and splanchna dull pain. It has effect of promoting blood circulation to remove blood stasis and promoting circulation of qi to relieve pain. It is often used for hypochondriac pain due to stagnation of the liver-qi, stomachache due to stagnation of the stomach-qi, hernial pain. Tetrahydropalmatine has the protective effect on liver injury induced by carbon tetrachloride in mice.
| Appearance | Fine powder | Conforms |
| Color | Conforms | Conforms |
| Loss on drying | ≤5.0% | 2.90% |
| Residue on ignition | ≤0.50% | 0.40% |
| Heavy Metals | ≤20ppm | Conforms |
| Residual solvent | ≤0.5% | Conforms |
| Particle Size | 80 mesh | Conforms |
| Clarity of solution | Clear | Conforms |
| Total Plate Count | ≤1000cfu/g | Conforms |
| Yeasts & Molds | ≤100cfu/g | Conforms |
| E. coli | Negative | Negative |
| Package | 25kg/drum, Packing in paper-drums and two plastic-bags inside. | |
| Storage | Store in tight containers, in a cool and dry area. | |
| Shelf Life | 2 years when properly stored. | |
| Identification | Must positive | Positive |
Packing Detail:
25kg/drum (25kg net weight,28kg gross weight; Packed in a cardboard-drum with two plastic-bags inside; Drum Size: 510mm high, 350mm diameter) OR 1kg/bag (1kg net weight, 1.2kg gross weight,
packed in an aluminum foil bag) or as per your request.
Storage Situation:
Stored in a cool and dry well-closed container kept away from moisture and strong light or high temperature.
Shelf Life:
Two years under well Storage situation and stored away from direct sun light.