H. Shekho, Najih, Bassima A. Abed Al-Hadi, and Lamya A. Sarsam. 2013. “Indirect Spectrophotometric Determination of Thiamine Hydrochloride in Presence of Sulphite Via Chromium-1,5-Diphenylcarbazide Complex”. Rafidain Journal of Science 24 (7):60-73. https://doi.org/10.33899/rjs.2013.77817.