Carbazochrome Sodium Sulfonate Impurity IV（Carbazochrome Sodium Sulfonate Impurity 4）

Guangzhou PI PI Biotech Inc was set up in Guangzhou Baiyun Privately- Science and Technology Park In 2009. Now the company and its R & D Centre are located in Suite 501, Bldg. 3, No.198 Kaiyuan Ave., Huangpu District, Guangzhou, Guangdong, China. The company is mainly engaged in the custom synthesis, separation and purification of drug Impurities, highly pure natural compounds and APIs & intermediates. Since it was founded,the company has got many sci-tech project grants awarded by the province and the city. The projects include “National TCM Standardization Research Project”，“Guangdong-Hongkong-Macao Cooperation Project”，“TCM Pilot-Test Industrialization Project”，“Guangzhou City Sci-Tech Innovation Little Giant” and “Guangzhou City Corporate R & D Institute ” etc. The company is an innovative R & D business. In 2024, the company got the title of “ National New Hi-tech Enterprise”.