As an active business developer of China,We are supplying cementadditive/admixture(Microsilica/Silica Fume D85,90,92,94,waterreducer,GGBFs) and sodium carbonate,caustic soda chemical productswith high quality. If you are interested in our products pls sendme your requirements in details about specifications quantityusage, we will reply to you soon with great pleasure.you cancontact us on below: Lucinda,Ms,Chemical Division Director Email :[email protected] Mobile/Whatsapp: 86-13820921200 Skype:lucinda19791227 Wechat: LYJ13820921200