... .ISO9001Sodium Lignosulphonate concrete water reducer is mainly for concrete admixture as water-reducing additive. It ... cement. It can be confected as early agestrength enhancer for concrete , concrete retarder , antifreeze , pumping aids ... cost, The sodium lignosulphonate is fit for building project, dam project,Thruway project etc. External AppearanceYellow(lightbrown) powderMoisture3%Na2SO42 ...