Cortex fraxini in Oleaceae (Oleaceae) plants bitter Li ash (big leaf ash) FraxinuschinensisRoxb FraxinusrhynchophyllaHance and ash., pointed leaves ash FraxinusszaboanaLingelsh....

Product Description

Cortex fraxini in Oleaceae (Oleaceae) plants bitter Li ash (big leaf ash) FraxinuschinensisRoxb FraxinusrhynchophyllaHance and ash., pointed leaves ash FraxinusszaboanaLingelsh. Or peristyle ash FraxinusstylosaLingelsh. Such as dry bark and branch bark, mainly produced in northeast China, Hebei and Henan, Inner Mongolia, Shaanxi, Shanxi and the Yangtze River basin also produced, all over the wild or cultivated. In spring or autumn, peel off the dry skin or branch skin and dry in the sun. [Chemical composition] Aesculin (Aesculin, heptachyloside, blue fluorescence in aqueous solution with pH value greater than 5.8), AES-Culetinchemicalbook (AES-Culetinchemicalbook, heptachyloside, blue fluorescence in alkaline solution), Frax-etin, Fraxin, Stylosin, syringin and other aromatic bean extract ingredients. And contain tannins and alkaloids. [character identification] the dry skin of crude drugs is a long strip piece, 3 ~ 6mm thick; The outer surface is grayish brown, with grayish white lichen spots, turtle cracks and reddish-brown round or transverse long dermal pores. The clade was coiled or slotted, 10 ~ 60cm long, about 3cm in diameter and 2.5 ~ 3mm thick. The outer surface is green gray to black gray, densely covered with fine oblique wrinkles and most of the small round punctate lenticels, or with branched marks; Inner surface yellowish white or brown. Qualitative hard; The section is fibrous and easy to layer and peel. Odorless, bitter taste. Generally with long, thin and smooth skin for the better.
Aesculus hippocastanum linn bark, Aesculus hippocastanum linn, Cichorium intybus L.

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Product  Parameter 

Product    Name	HPLC 98% Esculin
Molecular  Formula	C15H16O9
Molecular  Weight	340.28
Cas	531-75-9
Melting Point	204℃-206℃(hydrate)
Solubility:	Soluble in hot alcohol, methanol, pyridine, ethyl acetate and acetic acid (hydrate)
Density	1.679g/cm3
Flash Point	262.8°C

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Baoji Runyu Bio-Technology Co., Ltd. is a high-tech enterprise specializing in the development, extraction, processing of active ingredients from natural plant extracts and herbal extracts, as well as the production of pharmaceutical intermediate, monomer and health care products.
Our company’s main products cover Huperzia Serrata Extract - Huperzine-A, Horse Chestnut Extract - Aescin, Polygonum Cuspidatum Extract/Grape Skin Extract - Resveratrol, Butcher’s Broom Extract - Ruscogenin, Phloretin, Okra Extract, Curcumin, Sinomenine Hydrochloride, Berbamine Hydrochloride, Ginseng Extract - Ginsenoside, Evodiamine, Dioscorea Nipponia Extract Diosgenin, Celangulin, Tetrahydrocurcumin, Xanthin, Zeaxanthin, Ursolic acid, Naringin and Neohesperidin series products, Luteolin, Nattokinase, Piperine, Paeoniflorin, Pjosphatidylserine. Most of our products are sold to inland, Macao and Taiwan, Europe and America, Southeast Asia and other countries and regions, enjoy high popularity in these places and become the preferred products of many pharmaceutical, food, health care products and cosmetics production enterprises at home and abroad.

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