soidum lignosulphonate MN1: Index Items Standard Value Test results PH Value 10-13 12.98 Dry Matter â?¥92% 95 Lignosulphonate â?¥50% 52 Water insoluble matter â?¤3.0% 2.67 MN2: Index Items Standard Value Test results PH Value 9-11 9.5 Dry Matter â?¥92% 96 Lignosulphonate â?¥50 55 Water insoluble matter â?¤1.5% 0.7 Sodium Lignosulphonate ( lignosulfonate ) water reducer are mainly for concrete mixture as water-reducing additive. Low dosage , low air content , water reducing rate is high ,adapt to most kind of cement. Can confected as concrete early-age strength enhancer , concrete retarder , antifreeze , pumping aids etc. Nearly no precipitate product in the liquor additive which is made from The sodium lignosulphonate and Naphthalin-Group High-Efficiency Water Reducer .The sodium Lignosulphonate is fit for apply to building project, dam project, thruway project etc. If you are interested in our products, please do not hesitate to contact us! Best regards! Lorna