“?GC ANALYSIS OF CHLORINATED CATECHOLS IN SOILS BY INTERNAL STANDARD METHOD ”, Pakistan Journal of Scientific & Industrial Research, vol. 37, no. 5, pp. 187–189, Jun. 2022, Accessed: Mar. 10, 2026. [Online]. Available: https://www.v2.pjsir.org/index.php/biological-sciences/article/view/2652