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Merck

GC Analysis of Trichloroanisole (TCA) in Wine on SLBยฎ-5ms after SPME using 100 ฮผm PDMS Fiber

GC Analysis of Trichloroanisole (TCA) in Wine on SLB®-5ms after SPME using 100 μm PDMS Fiber suitable for GC, application for SPME

Materials

SPME ํŒŒ์ด๋ฒ„

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SPME Fiber Assembly

100 μm PDMS, Metal Alloy (1 cm), needle size 23 ga, Autosampler, pk of 1, plain red hub

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SLBยฎ-5ms Capillary GC Column

L ร— I.D. 30 m ร— 0.25 mm, df 0.25 ฮผm

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2,4,6-Trichloroanisole solution

certified reference material, 100 μg/mL in methanol

CONDITIONS

sample/matrix

red wine spiked with 5 ppt TCA

SPME fiber

100 μm PDMS metal fiber (57928-U)

extraction

headspace, room temp (30 min)

condition

3 min. at 250 ยฐC

desorption process

250 ยฐC for 3 min

column

SLBยฎ-5ms, 30 m x 0.25 mm I.D., 0.25 ฮผm (28471-U)

oven

60 ยฐC (2 min), 8 ยฐC/min to 200 ยฐC (10 min)

MSD interface

300 ยฐC

scan range

SIM, m/z = 195, 197, 210, 212

carrier gas

helium, 1 mL/min. constant

liner

0.75 mm I.D. SPME

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