Noor Diyana Ibrahim, Wan Nur Farihah Che Mustafa, Mahendran Sekar, Khor Poh Yen, and Seow Lay Jing. 2019. “Spectrophotometric Determination of Sun Protective Factor (SPF) and Antioxidant Potential of Different Solvent Extracts of Graptophyllum Pictum”. International Journal of Research in Pharmaceutical Sciences 10 (SPL1). https://doi.org/10.26452/ijrps.v10iSPL1.1722.