Global Muscle Relaxant Drugs Market By Type (Flocculants, Coagulants, Disinfectants And General Biocidal Products, Antifoam And Defoaming Chemicals, Scale And Corrosion Inhibitors, And Ph Conditioners), By Application (Municipal Wastewater Treatment, And Municipal Water Treatment), By Region And Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends And Forecast 2019-2028