High quality Menadione CAS 58-27-5 with best price CAS NO.58-27-5

about us

kono chem., ltd was established in 2014, which is surbordinated to pioneer biotech hongkong, and has got great support from the state department of commerce as one of the most promising export-oriented manufacturing enterprises.

kono chem is headquarted in xi’ an shaanxi province, china, with convenient transportation access, covering an area of 312, 000 square meters, and technicians accounted for 35% of the total employees. presently, we have two chemical fermentation plant, one test reaction plant, and one provincial research and development center now. our well-equipped facilities and excellent quality control throughout production enables us to guarantee customer satisfaction.

from the very beginning, we strictly manage our production according to the demand of iso9000、iso14001, now has received the recogonition from costomers all over the world and has passed the audit by authoritative labs. at present, our products are mainly related to biopharmaceuticals, flavors, intermediates of pesticides, veterinary drugs development, as well as some custom synthesis.
thanks to our ehs management system and high quality control, now 85% of our products are well-selling and appreciated in almost 50 countries all over the world, and established long-term cooperative business relationship with multinational companies such as cipla、biocon、dsm.
persisting to the principle of “integrity and diligence”, we are rising up with hardworking employees and efficient rearch and development system. we are engaging to play an active role in the development of chemical industry together with you!