TY - JOUR T1 - Separation Technique of Tannins and Caffeine in Black Tea Using Modified Microwave-Assisted Extraction and High-Performance Liquid Chromatography AU - Meyliana Wulandari,Zahratussaadah Zahratussaadah,Nofrizal Nofrizal,Andreas Andreas,Javier Urraca,Mardiana Saaid,Roza Adriany JO - International Journal of Technology VL - 15 IS - 6 SP - 291 EP - 319 PY - 2024 DA - 2024/12/24 SN - 2087-2100 DO - https://doi.org/10.14716/ijtech.v15i6.7116 UR - https://ijtech.eng.ui.ac.id/article/view/7116