Discovery TGA™ Getting Started Guide Page 25
Discovery TGA Sampling System
The following tables contain the specifications associated with the TGA sample pans, balance mechanism,
and furnace.
WARNING: Do not use corrosive gases, hydrogen, or any other explosive gas in the TGA fur-
nace.
AVERTISSEMENT: N'utilisez pas de gaz corrosifs, d'hydrogène ou tout autre gaz explosif dans
le four TGA.
WARNING: Oxygen can be used as a purge gas in the TGA. However, if you use oxygen as a
purge gas, you must make sure the furnace is cleaned of hydrocarbons that could combust.
AVERTISSEMENT: L'oxygène peut être utilisé comme gaz de drainage dans le TGA. Toutefois le
four doit rester propre pour que les hydrocarbures volatils, qui peuvent brûler, soient éliminés.
Table 4: Sample Pan Options for 25-Pan Tray
Item/Area Specifications
Types of pans available Platinum, ceramic (Al
2
O
3
), aluminum
Volume capacity and temperature range 20 µL Sealed aluminum (to 600°C)
50 µL Platinum (to 1000°C)
80 µL Aluminum (bottom of sealed pan, to 600°C)
100 µL Platinum (to 1000°C)
100 µL Platinum-HT (to 1000°C)
100 µL Ceramic (to 1200°C)
250 µL Ceramic (to 1200°C)
Number of pans per tray 25 Pans
Table 5: Balance Mechanism
Item/Area Specifications
Weighing capacity (sample)
1.0 gram
Dynamic weighing range Low range: 100 mg
High range: 1000 mg
Resolution 0.01 µg
Accuracy <
+ 0.1% of value or 10 µg, whichever is greater
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