共 36 条
- [32] Comparison of supercritical, subcritical, hot, pressurized and cold solvent extraction of four drugs from rodent food ANALYTICAL COMMUNICATIONS, 1996, 33 (01): : 15 - 17
- [36] Comparison of metal profiles in thermomechanical pulping processes in which either hydrogen peroxide or dithionite bleaching is used -: Content of metals in process waters and in chips and pulp samples before and after extraction with acid or a chelating agent. PAPERI JA PUU-PAPER AND TIMBER, 2003, 85 (06): : 334 - 339