2024 40 CFR 61.242-5 – Standards: Sampling connecting systems

2023 40 CFR 61.242-5 – Standards: Sampling connecting systems

2022 40 CFR 61.242-5 – Standards: Sampling connecting systems

2021 40 CFR 61.242-5 – Standards: Sampling connecting systems

2015 40 CFR 61.242-5 – Standards: Sampling connecting systems

2014 40 CFR 61.242-5 – Standards: Sampling connecting systems

2010 40 CFR 61.242-5 – Standards: Sampling connecting systems