Quercetin CAS NO.117-39-5

high purity , competitive price , warm sevice , providing hplc ，ms , nmr , coa. the quality is guaranteed.

package size: 500mg/1g standard packing or according to customers' requirement (do not supply kgs or tons.)

chengdu push bio-technology co., ltd., a service type high-tech enterprise, is specialized in research and development of medicinal active ingredients standard outsourcing, provides solutions of efficient pharmaceutical ingredient separation and purification processes.we provide:

1.tcm(traditional chinese medicine) compounds library for drug screen, more than 700 compounds instock.

2. custom-r&d and manufacturing service for high purity active ingredients of chinese herbs.

3. custom-r&d and manufacturing service for reference substances of chinese herbs.

4. process development and large-scale production of separation and purification for high purity natural pharmaceutical ingredients.

5. chemical substances separation , purification , impurities isolation and identification service.