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|Color:||White Powder||Cas No.:||19057-60-4|
|Identification Method:||Mass, NMR||Analysis Method:||HPLC-DAD Or/and HPLC-ELSD|
19057-60-4 Dioscin Natural Bioactive Compounds Dioscorea Nipponica Source
Identification method:Mass, NMR
Analysis method:HPLC-DAD or/and HPLC-ELSD
Solubility:Insoluble in water, petroleum ether, benzene, soluble in methanol, ethanol,
acetic acid, slightly soluble in acetone, amyl alcohol.
Extraction Source:Dioscorea nipponica
|INSTRUMENT||AGILENT 1100 HPLC UV-VIS (VWD) DETECTION|
|COLUMN||ZORBAX Eclipse XDB-C18 4.6*250mm|
|MOBILE PHASE||A – Mili-Q water, B –Acetonitrile;|
|COLUMN TEMP.||30 ℃|
|FLOW RATE||1.0 ml/min|
|INJECTION VOL.||5 μl|
|INJECTION CONC.||2 mg/ml in MeOH|
|DETECTION||UV 210 nm|
Products and services:
1. High purity natural compounds of plant sources: Foucing on the research and production of natrual compounds. All our products are researched and developed independently, having high scientific and technological content, and most of them are domestic or international exclusive production. Our products can meet different needs of different specifications from mg to kg; we supply massive customization services of high purity natural products from plants.
2. TCM reference/standard (Production and Sale): Production and sales of more than 600 kinds of TCM reference (standard). All products undergo rigorous detection of HPLC, MS, NMR, with reliable quality and. reasonable price.
3. Front edge natural products (Production and Customization): Provide professional customization research and production services for development of pharmacology and drug industry, solving the bottleneck problem you are experiencing, escort for your project running smoothly.
1. Your inquiry related to our products or prices will be replied in 12hours.
2. Well-trained and experienced staffs to answer your enquires in fluent English.
3. All our products have high quality warranties.
4. Sample order can be delivered within 3 working days, small order 3-5working days, mass order 7-10working days.
5. Samples can be offered by free,customers just need to pay the freight.But the freight can be returned to our customer after he/she places formal order with us.
Nanjing Spring & Autumn Biological Engineering Co., Ltd. has a R & D team composed by experienced natural products chemists and plant taxonomists.
Our specialty services are as follows:
1) Supply massive customization services of high purity natural products from plants, our products can meet different needs of different specifications from mg to kg;
2) Customization research and production services of high purity natural products from TCM. All our products can provide the HPLC, MS, NMR spectrum according to customer needs, as well as standardized testing analysis report.
Contact Person: Jessie Chu