Nurzihan, Aris, Riani Ulfah Nuri, Sri Hilma Siregar, and Hasmalina Nasution. 2019. “ADSORPSI ZAT WARNA METHYLENE BLUE MENGGUNAKAN BENTONIT TERMODIFIKASI ETHYLENE DIAMINE TETRA ACETICACID (EDTA)”. Prosiding SainsTeKes 1 (October):1-13. https://doi.org/10.37859/sainstekes.v1i0.1577.