Wa ode Sutrianti, Sri Yolandari and Hasty Hamzah (2025) “Determination Of Total Hardness (CaCO3) and (MgCO3) of Well Water in Sampuabalo Village by Complexometry Titration Method”, International Journal of Multidisciplinary Learners, 1(5), pp. 22–28. Available at: https://ejournal.poltekbaubau.ac.id/index.php/ijml/article/view/694 (Accessed: 1 February 2026).