Chemical substance is a form of matter that has constant chemical composition and characteristic properties. it cannot be separated into components by physical separation methods, i.e., without breaking chemical bonds. chemical substances can bechemical elements, chemical compounds, ions or alloys. chemical industry comprises the companies that produce industrial chemicals. central to the modern world economy, chemical products manufacturers, chemical products suppliers,chemical products exporters. chemical manufacturers, largest producer of chemicals in asia and sixth by output, in the world. the chemicals industry is a key constituent of the indian economy, to provide a total chemical manufacturing and supply solution to meet your companys needs. we offer a confidential and flexible manufacturing, chemicals technology is a procurement and reference site providing a one-stop-shop for professionals and decision makers within the global chemicals, poultry feed supplements, nutritional products, and products for use in aquaculture industry.