Noppawinyoowong, Chedsada, Chayanid Sornchaithawatwong, Janya Srisangchun, Sarin Tadtong, and Amornrat Viriyaroj. “Chemical Stability of 70% Alcohol after Opened”. Srinagarind Medical Journal 29, no. 6 (February 28, 2015): 505–509. accessed September 16, 2026. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/31582.