... metallurgy, chemical and food industries, etc.; the sewage treatment of iron and steel, textile, papermaking, chemical and pharmaceutical ... mud raw materials, can improve the service life of drill bits, improve the drill speed and drilling footage, and ... Specification: Trademark Molecular weight (million)Solid content(%)PHDegree of Hydrolysis(%)Residual monomerContent(%)ZL/A033881-1420-25≤0.05ZL ...