In order to give you convenience and enlarge our business, we also have inspectors in QC Team and assure you our best service and product for Sodium Hydrosulfide 70%, strength of NAHS fluid , Polyacrylamide Liquid , Barium Sulfat COA ,Nitrocellulose . Our company eagerly looks forward to establishing long-term and friendly business partner relationships with clients and businessmen from all over the world. The product will supply to all over the world, such as Europe, America, Australia,United Kingdom , Bangalore ,Monaco , Chile .Our company has already have pass the ISO standard and we are fully respect our customer 's patents and copyrights. If the customer provides their own designs, We will guarantee that they will be the only one can have that products. We hoping that with our good products can bring our customers a great fortune.