2023 Washington Code 18.64.270 – Responsibility for drug purity — Compounding — Adulteration — Penalty

2022 Washington Code 18.64.270 – Responsibility for drug purity–Compounding–Adulteration–Penalty

2020 Washington Code 18.64.270 – Responsibility for drug purity — Compounding — Adulteration — Penalty

2019 Washington Code 18.64.270 – Responsibility for drug purity — Compounding — Adulteration — Penalty

2018 Washington Code 18.64.270 – Responsibility for drug purity — Compounding — Adulteration — Penalty

2016 Washington Code 18.64.270 – Responsibility for drug purity–Compounding–Adulteration–Penalty

2015 Washington Code 18.64.270 – Responsibility for drug purity–Compounding–Adulteration–Penalty

2014 Washington Code 18.64.270 – Responsibility for drug purity — Compounding — Adulteration — Penalty

2013 Washington Code 18.64.270 – Responsibility for drug purity — Compounding — Adulteration — Penalty

2009 Washington Code 18.64.270 – Responsibility for drug purity — Adulteration — Penalty