Benzenesulfonic acid,2-methyl-3,5-dinitro-

Dynasty Colourants Co., Ltd. was founded in 1994 as a pigment printing paste manufacturer. With the benefit and high speed development of the Chinese economy, we soon became a company that could offer a comprehensive range of services that include manufacturing, research & development, repackaging, national and international trading and logistics. Quality control: With a well equipped laboratory, we can control quality for most of the colorants. What we can do for our customers: 1) Check quality of real cargo before shipment to make sure it is same as the standard samples or approved pre-shipment samples. 2) Look for suitable quality products according to customer's standard sample. 3) Compare quality with different suppliers to judge the price is competitive or not. 4) Develop new product.....more>>