N/a manufacturer / supplier in China, offering High Purity Apam Wastewater Treatment Chemicals - Maoxing, CAS, MSDS, Advanced Metallurgical Sludge Dewatering with Polyacrylamide and 2-4mm Size, Hydrolysis Degree 4-40 Polyacrylamide for Metallurgical Sludge Dewatering and so on.