NITROFURANTOIN China manufacturer CAS NO.67-20-9

gn chemicals co., ltd. is a fast growing pharmaceutical raw materials company in china. we are bulk drugs researcher, supplier, distributor & exporter. we specialize in vitamin series products, antibiotic products and plant extracts. it is remarkable that we are now one of the largest exporters of vitamin b12&vitamin c in china. relying on our own r&d center in shijiazhuang city, we try to satisfy strict demands from customers and also provide good suggestions based on own technology.

moreover, in order to support the continuous growth of our customers, we have strategically set up warehouses in new york, hamburg & hong kong for just-in-time deliveries.

in short, our aim is to use the best service and quality as well as credibility to cooperate with all customers worldwide.