US EPA Method 325: GC Analysis of Volatile Organic Compounds on SPB®-HAP after Thermal Desorption using FLM Carbopack™ X Tube

US EPA Method 325: GC Analysis of Volatile Organic Compounds on SPB®-HAP after Thermal Desorption using FLM Carbopack™ X Tube

Conditions

sample/matrix 14 Day Storage Time after Spiking with Gas Mix
dry purge 50 ml/min @ Ambient for 1 min
thermal desorption tube FLM Carbopack X 1/4" (6.35 mm O.D. X 3.5" (89mm) Long Stainless Steel TD Tube (28686-U)
desorption preheat FLM Carbopack-X Tube Desorption: 50 ml/min @ 330C for 5 min
desorption process Refocusing Trap: 7 ml/min @ 330C for 5 min
bake n/a
column SPB-HAP. 60 m x 0.32 mm I.D., 4.0mum (25020-U)
oven 40 C (5 min), 5C/min to 100 C, 15C/min to 220 C (12 min)
carrier gas helium, 2 ml/min @ambient
injection Thermal Desorption
liner N/A
transfer line/valve temp. 175 C
detector MSD
MSD interface 230C
scan range Full Scan. m/z 35-265

Description

Analysis Note Carbopack-X TD spiked with 12.7 mL of the gas mix using the ATIS Adsorbent Tube Injector System. Swagelok® endcaps were placed on the tube. The spiked tube was stored at ambeint temperature for 14 days prior to analysis.
Categories Analytical Chromatography, GC Applications, Air Monitoring Applications, Volatiles, Aromatics
Featured Industry Chemicals and Industrial Polymers
Environmental
Petroleum
Legal Information SPB is a registered trademark of Sigma-Aldrich Co. LLC, Carbopack is a trademark of Sigma-Aldrich Co. LLC, Swagelok is a registered trademark of Swagelok Company
suitability suitable for air monitoring, application for GC

Materials

     
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