Level I - Semester II http://ir.lib.ruh.ac.lk/handle/iruor/18761 2026-05-10T00:32:42Z CHE 4242 - Advanced Analytical Chemistry II http://ir.lib.ruh.ac.lk/handle/iruor/9942 CHE 4242 - Advanced Analytical Chemistry II Department of Chemistry 2021-12-01T00:00:00Z CHE 4233 - Advance Analytical Chemistry I http://ir.lib.ruh.ac.lk/handle/iruor/9941 CHE 4233 - Advance Analytical Chemistry I Department of Chemistry 2021-01-01T00:00:00Z CHE 4213 - Advanced Organic Chemistry I http://ir.lib.ruh.ac.lk/handle/iruor/9940 CHE 4213 - Advanced Organic Chemistry I Department of Chemistry 2021-12-01T00:00:00Z CHE 4252 - Environmental Chemistry http://ir.lib.ruh.ac.lk/handle/iruor/3965 CHE 4252 - Environmental Chemistry Department of Chemistry 2019-03-01T00:00:00Z