TY - JOUR AU - Phạm Thu, Huệ AU - Nguyễn Văn, Bình AU - Phạm Thị, Phương PY - 2021/09/06 Y2 - 2024/03/29 TI - DETAILED STUDY OF PIPER SARMENTOSUMTO TREAT OSTEOARTHRITIS DISEASE JF - SCIENTIFIC JOURNAL OF TAN TRAO UNIVERSITY JA - SJ TTU VL - 7 IS - 22 SE - DO - 10.51453/2354-1431/2021/576 UR - https://tckh.daihoctantrao.edu.vn/index.php/sjttu/article/view/576 SP - AB - <p>Piper sarmentosum, scientifically known as Piper sarmentosum, is a common endemic species in Vietnam, Laos, and Cambodia, and contains many ingredients that are used to treat osteoarthritis pain. The guise leaf tree picked at the Faculty of Biotechnology and Food Science of Thai Nguyen University of Agriculture and Forestry is dried and sliced. Experiment on extracting logos leaf oil using steam-enticing distillation method with the following contents: Finding a suitable solvent for guise leaf oil extraction is: NaCl for efficiency Extraction is 88%, appropriate solvent concentration is 2% with essential oil content will be obtained 0.790%, time is 3 hours. Found the ratio of solvent/material is 300/1 and obtained essential oil content of 0.820%.</p> ER -