WUHAN XINYINGDA CHEMICALS CO., LTD are offering calcium lignosulphonate, it can be adopted as the water-coal paste additives. Calcium Lignosulphonate is a anionic surfactant. It is a water-reducing....
The 7th China (Shanghai) International Medical Devices Exhibition 2010 Show Dates: June 22-24, 2010 Venue: Shanghai Everbright Convention & Exhibition Center New Name, New Logo, Welcome Friends....