Environmental Agents Control Act Article 14

Environmental agents manufacturing enterprises may not manufacture or process environmental agents using technical grade environmental agents that have not been checked and registered.
中文原文 環境用藥管理法第14條
環境用藥製造業者,不得以未經查驗登記之環境用藥原體製造、加工環境用藥。

English translation for reference only; the Chinese text prevails. Not legal advice.