... durability and other advantages. TJ-9 Polycarboxylic Acid High-performance Water-reducing AdmixtureThis product complies with China national standard of concrete ... , grouting pile concrete, etc. in the works like railway, bridge, water conservancy, port and municipal project.II. Main Performances of Product1 ... *1m. Meanwhile, it can be packed by felxitank. polycarboxylic acid water reducer