We are a manufacturer and exporter of construction chemical products. Our main products are: superplasticizer(SNF,FDN),sodium lignosulphonate, calcium lignosulphonate,sodium asphalt sulfonated (SAS), sodium gluconate,etc. These products many usages are as follows: Sodium Lignosulphonate, Calcium Lignosulphonate Used As Concrete Admixture In Construction, Ceramic Additive, Water Reducing Agent,oil well additives,dyestuff additives,dispersant,bonding agent,ect Sodium Naphthalene Sulphonate Formaldehyde(SNF): Snf Used As Dispersing Agent in dyestuff , Super Plasticizer, High Range Water Reducing Agent In Construction Field, Concrete Admixtures. sodium asphalt sulfonated (SAS): Drilling fluids and mud chemicals,shale control chemical. Sodium Gluconate: Industrial Grade, Food Grade Used As Retardar , Concrete Admixtures, Water Reducing Agent, Water Quality Stabilizer, Steel Surface Cleaning Agents, Special Glass Cleaning Because we have our own factory, we can give the best price to clients . If you are interested in our products, please feel free to contact us. We will give you bottom price, good service and high quality. your kindly reply will be appreciated.