pyrene-2-carboxylic acid

Hebei Ningnan Trade Co., Ltd. Located in Hebei Province, China We have strong professional research and development team, talented personnel and completely equipped laboratory for the quality controlling. We now have the most complete range of API& Pharmaceutical intermediates. We focus on doing foreign markets and and our products sell well in many countries, such as the U. S. A, the Netherlands, Poland, Canada, England, Italy, Columbia ,Southeast Asia,Middle East, South Africa and other regions.... ′Fast shipment, safety delivery′ is our advantage. We successfully shipped many Raw materials, API, Steriods, and so on, to many countries in the world. Good feedback and repeat orders support both our company and customers′ s development.