GC Analysis of Volatiles in Black Tea Bag on SPB®-HAP after Collection/Desorption using Carbotrap® 300 Tube
Materials
CONDITIONS
sample/matrix
0.3 g black tea from tea bag
thermal desorption tube
Carbotrap® 300 Glass-Fritted Thermal Desorption Tube, 1/4 in O.D. x 3.5 in L (30141-U)
dry purge
20 min
desorption process
350 °C with 10 min hold
transfer line/valve temp.
180 °C
column
SPB®-HAP, 60 m x 0.32 mm I.D., 4 μm (25020-U)
oven
40 °C (3 min), 12 °C/min to 200 °C (20 min)
detector
MSD
MSD interface
210 °C
carrier gas
helium
Description
Analysis Note
Qualitative volatile headspace outgassing of black tea using the ATIS with analysis by thermal desorption.
Legal Information
Carbotrap is a registered trademark of Merck KGaA, Darmstadt, Germany
SPB is a registered trademark of Merck KGaA, Darmstadt, Germany