高级To不需假设(Q2000/Q1000 DSC): 4, 样品盘及参比盘的质量(热容)性等 5, 样品盘、参比比盘与传感器之间没有热阻或热阻相等
Baseline Bow Improvement
Superior Resolution on a Pharmaceutical Sample Analysis
Other exothermic processes
-0.1 0
Exo Up
20
40
60
80
100
120
140
160
Temperature (°C)
DSC与DTA测定原理的不同
DSC是在控制温度变化情况下,以温度(或时 间)为横坐标,以样品与参比物间温差为零所 需供给的热量为纵坐标所得的扫描曲线。
Exothermic Heat Flow
Exothermic
0.1
Heat Flow (W/g)
Heat flows out of the sample as a result of
either
0.0
Heat capacity (cooling)
Crystallization
Curing
Oxidation
Heating Rate
Imbalance
Q-Series DSC Schematic
Sample & Reference Platforms
Tzero™ Thermocouple
Q-Series Heat Flow Measurement
Sample Platform Reference Platform
Chromel Area Detector
Constantan Body