water treatment chemical polyacrylamide/water treatment in russia
NAICS Code 221310 – Water Supply and Irrigation Systems. Definition of NAICS Code 221310: This industry comprises establishments primarily engaged in operating water treatment plants and/or operating water supply systems.The water supply system may include pumping stations, aqueducts, and/or distribution mains.
Compliance System (PCS) databases report data by the Standard Industrial Classification (SIC) code. For this reason, EPA converted the 2002 Economic Census data on the tobacco products industry into the equivalent SIC codes. Section 3.1 of this report includes descriptions of these SIC codes. 2.2 U.S. Alcohol and Tobacco Tax and Trade Bureau (TTB)
