Leong JH, Ong KK, Md Zin WYW, Anwar F, Teoh CC, Abd Rashid JI, et al. Digital Image-Based Colorimetry for Enhancement of Arsenic(III) Determination. ajc [Internet]. 2018 May 31 [cited 2024 Nov. 25];30(7):1451-4. Available from: https://asianpubs.org/index.php/ajchem/article/view/30_7_10