Pitschmann V, Kobliha Z, Tušarová I. A Simple Spectrophotometric Determination of Cyanides by P-nitrobenzaldehyde and Tetrazolium Blue. AiMT [Internet]. 2022 Feb. 27 [cited 2025 Apr. 30];6(2):19-27. Available from: https://www.aimt.cz/index.php/aimt/article/view/1601