A. Hamdon, Inaam, and Nabeel S. Othman. 2005. “Diazotised P-Nitroaniline Reagent for the Determination of Trace Amounts of Salbutamol Sulphate in Aqueous Solution– Application to Pharmaceutical Preparations”. Rafidain Journal of Science 16 (8):60-67. https://doi.org/10.33899/rjs.2005.42304.