TA Instruments TGA 2950 - Page 5

TA I NSTRUMENTS TGA 2950 v
Table of Contents
(continued)
CHAPTER 3: Running Experiments..... 3-1
Overview..................................................... 3-3
Before You Begin ................................ 3-3
Calibrating the TGA ................................... 3-5
Temperature Calibration ...................... 3-5
Weight Calibration ............................... 3-6
Sample Platform Calibration ................ 3-6
Running a TGA Experiment ....................... 3-7
Experimental Procedure ....................... 3-7
Preparing Samples............................... 3-8
Selecting Sample and Tare Pans.... 3-8
Taring the Sample Pan................... 3-9
Automatic Tare ..................... 3-10
Manual Tare .......................... 3-10
Loading the Sample............................ 3-11
Setting Up an Experiment .................. 3-14
Setting Up Accessories ...................... 3-15
Using the Air Cool Option.......... 3-16
Using a Purge Gas ...................... 3-16
Using the Gas
Switching Accessory .................. 3-19
Starting an Experiment....................... 3-20