Industrial Chemicals and Synthetic Resins
Summary of changes
Activity on this program started: April 1958
Reference period of change - 2019
Target population - Beginning with reference year 2018, the Survey of Chemical Products and Synthetic Resins is based on the North American Product Classification System, 2017 variant 1.0
Reference period of change - 2009
Beginning in 2009, the Survey of Chemical Products and Synthetic Resins has changed it's frequency from monthly to annual, covering a 12 month period from December to January.
- Date modified: