2024 40 CFR 792.135 – Physical and chemical characterization studies

2023 40 CFR 792.135 – Physical and chemical characterization studies

2022 40 CFR 792.135 – Physical and chemical characterization studies

2021 40 CFR 792.135 – Physical and chemical characterization studies

2020 40 CFR 792.135 – Physical and chemical characterization studies

2019 40 CFR 792.135 – Physical and chemical characterization studies

2016 40 CFR 792.135 – Physical and chemical characterization studies

2015 40 CFR 792.135 – Physical and chemical characterization studies

2014 40 CFR 792.135 – Physical and chemical characterization studies

2010 40 CFR 792.135 – Physical and chemical characterization studies

2009 40 CFR 792.135 – Physical and chemical characterization studies