An anti-corrosion high-pressure differential thermal analysis (HPDTA) apparatus with good repeatability was built and used to study ex-situ presulfidation of hydrogenation catalyst.

• 摘要自建了一套防腐型高压差热装置（反应）系统(HPDTA)，得到的数据重复性好，已应用于测定器外预硫化催化剂上放热情况的研究。