TY - JOUR T1 - Synthesis of Poly- Tetra-p-Allylcalix[4]Arene Tetra Acetic Acid Adsorbent for Cr(III) and Pb(II) Metal Ions AU - Triana Kusumaningsih, Jumina ,Dwi Siswanta,Mustofa ,Keisuke Ohto,Hidetaka Kawakita JO - International Journal of Technology VL - 3 IS - 2 SP - 291 EP - 319 PY - 2014 DA - 2014/01/17 SN - 2087-2100 DO - https://doi.org/10.14716/ijtech.v3i2.91 UR - https://ijtech.eng.ui.ac.id/article/view/1114