Sodium Lignosulfonate CAS 8061-51-6

Sodium lignosulfonate from alkaline paper-making black liquor through concentration, filtration and spray drying, which belongs to construction raw materials. It can be used as water reducer in concrete, the water reducing rate is 8-9%. And it also can be used as retarder, early strength agent, air entraining agent, pumping aid agent and so on. If you want to used in cement, also can be cement grinding agent.