Purchase Qty. Reference FOB Price
100-499 kg US$10.00
500-999 kg US$8.00
1,000+ kg US$6.00
Product Description
Product Description Product Description : 1.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 ...