Versions of Nebraska Statutes 28-420. Selling or offering for sale certain compounds; use; knowledge of seller; unlawful on LawServer 2023 Nebraska Statutes 28-420. Selling or offering for sale certain compounds; use; knowledge of seller; unlawful 2022 Nebraska Statutes 28-420. Selling or offering for sale certain compounds; use; knowledge of seller; unlawful 2021 Nebraska Statutes 28-420. Selling or offering for sale certain compounds; use; knowledge of seller; unlawful 2019 Nebraska Statutes 28-420. Selling or offering for sale certain compounds; use; knowledge of seller; unlawful 2018 Nebraska Statutes 28-420. Selling or offering for sale certain compounds; use; knowledge of seller; unlawful 2016 Nebraska Statutes 28-420. Selling or offering for sale certain compounds; use; knowledge of seller; unlawful 2015 Nebraska Statutes 28-420. Selling or offering for sale certain compounds; use; knowledge of seller; unlawful 2014 Nebraska Statutes 28-420. Selling or offering for sale certain compounds; use; knowledge of seller; unlawful 2013 Nebraska Statutes 28-420. Selling or offering for sale certain compounds; use; knowledge of seller; unlawful 2010 Nebraska Statutes 28-420 – Selling or offering for sale certain compounds; use; knowledge of