
Who We Are
Nanjing Spring & Autumn Biological Engineering Co., Ltd. has a R & D team composed by experienced natural products chemists. The company is a high-tech enterprise engaged in the extraction and separation of chemical compositions from plants, and focusing on the research and production of standard reference materials, pharmacology used natural intermediates, bulk grade natural products, high purity plant extracts and active parts, TCM intermediates, and TCM crude materials.
We have R & D department, production department, sales department and other departments. We have our own chemical research laboratory and 2000 m2 factory. R & D department is located in Jiangsu Life Science and Technology Innovation Park. Factory is in Shandong Province ; The production department is responsible for product processing, quality assurance and improvement, manufacturing cost control and reduction, production efficiency improvement, and production equipment management. The sales department is located in Jinling Biomedical Technology Industrial Park. It is responsible for collecting market information, formulating sales plans, designing marketing channels, and implementing sales.
Why Us
Featured Products
We offer you high quality products and professional services!
Natural Plant extract Naringenin
Naringenin is a natural flavonoid and is widely present in the rue family pomelo. It is mainly derived from naringin hydrolysis and has white needle-like crystals. It is widely used in food, medicine, health products and other fields.
Ginsenoside Rg5
Product Name: Ginsenoside Rg5 Specification ≥4%-98% Source Ginseng Identification method Mass, NMR Analytical Method HPLC Color Brown yellow, White Form Powder Grade Cosmetics and Food Application Health-care Product and Cosmetics Raw Material Shelf Time 2 Years Storage 4 ℃ refrigerated, sealed and protected from light Package DRUM, Plastic Container Ginsenoside Rg3
English name: GinsenosideRg3 English synonym: GINSENOSIDERG3; 2-[[4,5-dihydroxy-2-[[12-hydroxy-17- (2-hydroxy-6-methylhept-5-en-2-yl) -4,4 , 8,10,14-pentamethyl-2,3,5,6,7,9,11,12,13,15,16,17-dodecahydro-1H-cyclopenta [a] phenanthren-3-yl] oxy]- 6- (hydroxymethyl) -3-oxany; GinsenosideRG3NaturalPlantExtractsHPLC15% 50% 98% 14197-60-5; GinsenosideRg3, ≥98% (HPLC); opyransoyl) oxy)-; (3beta, 12beta) -12,20-dihydroxydammar-24 -en-3-yl2-o-beta-d-glChemicalbookucopyranosyl-beta-d-glucopyranoside; 20 (s) -ginsenoside-rg3; (20S) -PROPANAXADIOL
Pachymic acid
English Name:Pachymic acid
English alias:
CAS No.:29070-92-6
Molecular Formula:C33H52O5
Molecular Weight: 528.76
Appearance:off-white powder
Purity:≥98%1% 3% 5% 9% cordycepin,3′-DEOXYADENOSINE(3’-deoxy-adenosin)
CordycepinCAS No.: 73-03-0
Molecular Formula: C10H13N5O3
Molecular Weight: 251.24
Purity:≥1%-98%
Identification method:Mass, NMR
Analysis method:HPLC-DAD or/and HPLC-ELSDPurity: >98% by HPLC
Package: 1g, 10g, 100g, 1kg, 50kg…Our company can provide a large number of high-purity Cordycepin according to your requirements.Xanthohumol
Product Name: Xanthohumol Specification 1%,5%,70%,98% Identification method Mass, NMR Analytical Method HPLC Color Orange Form Powder Grade Pharma and Food Application Health-care Product and Medicines Shelf Time 2 Years Storage 4 ℃ refrigerated, sealed and protected from light Package DRUM, Plastic Container Astragaloside IV
Product Name: Astragaloside IV Specification 98% Identification method Mass, NMR Analytical Method HPLC Color White Form Powder Grade Pharma and Food Application Health-care Product and Pharmaceutical Products Shelf Time 2 Years Storage 4 ℃ refrigerated, sealed and protected from light Package DRUM, Plastic Container Cycloastragenol
Product Name: Cycloastragenol Specification 98% Certificate ISO/Halal/Kosher/OHSAS/Organic Analytical Method HPLC Color White Form Powder Grade Pharma and Food Application Health-care Product and Pharmaceutical Products Shelf Time 2 Years Storage 4 ℃ refrigerated, sealed and protected from light Package DRUM, Plastic Container

Trusted Partner
Nanjing Spring Autumn Biological Engineering Co., Ltd.’s professional and creative team are always ready to provide visionary technical support in plant extract for all clients.
