Camptothecin Cas No 7689 03 4 - Chinaprice: contact company for price
CAS No. : 7689- 03- 4
Molecular Formula: C20H16N2O4
Molecular Weight: 348.35
Appearance: Light- yellow or white powder
Purity: ≥ 98%
Identification methods: Mass, NMR
Analysis method: HPLC- DAD or/ and HPLC- ELSD
Usage: For the determination and identification, pharmacological experiments
Storage: 4°C Refrigerated, sealed, dark
Expiration: 2 years
Package: 20mg, 50mg, 100mg, 1g, 10g, 100g, 1kg, 50kg. . .
The company can provide a large number of high- purity according to customer requirements.
Quality certificates and identification reports will go along with the goods. Our company has a R & D team composed by experienced natural products chemist and plant taxonomists, and specialized in the extraction and separation of chemical composition from herbs. The company is major in producing high purity natural products suitable of pharmacological screening or structural modification for customs who are engaged in new drug research and development. We can also provide bulk level ( kg) customization services. We have strict production process and perfect quality control standards to ensure product quality and stability: comprehensive inventory and supply system make all products being in stock.
Quality commitment: If the product has quality problems, returns and replacement for any reason will be accepted.
- Phone: 18851162263
- Address: Room 705, No. 2, Sheng Li Cun Road, Xuanwu Distric, Nanjing, China
- Website: http://www.cqherb.com
Published date: May 5, 2014 -
- Business Description: Nanjing Spring & Autumn Biological Engineering Co., Ltd.
Nanjing Spring & Autumn Biological Engineering Co., Ltd. has a R & D team composed by experienced natural products chemists and plant taxonomists. 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 material, pharmacology used natural products, bulk level natural products, high content extracts and active fractions, pharmaceutical intermediates, active pharmaceutical ingredients from plants.
Our specialty services are as follows:
A. Supply massive customization services of high purity natural products from plants, our products can meet different needs of different specifications from mg to kg;
B. 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.
We have the most advanced extraction, separation, purification equipments and the corresponding analytical equipments. Our research and production technology achieve the first class level in high purity extract industry. We welcome new and old customers to visit our company at any time.
All our products are researched and developed independently, having high scientific and technological content, and most of them are domestic or international exclusive production.
We are committed to providing customers with high quality products, good services and competitive prices.
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