US EPA Method 624: GC Analysis of Volatiles on SPB®-624 after Purge & Trap using "K" Trap, Fast GC Analysis
Materials
Analytical column
Product No.
Description
Pricing
Standard
Product No.
Description
Pricing
EPA 624 Purgeable Calibration Mix w/o Gases, includes 2-CEVE
2000 μg/mL each component in methanol, without gases, analytical standardEPA 8240/8260 VOA Surrogate Spike Mix
certified reference material, 1000 μg/mL each component in methanolaccessory
Product No.
Description
Pricing
Hamilton® syringe, 1000 series GASTIGHT®, PTFE luer lock
1005TLL, PTFE Luer lock, volume 5 mL, needle size (not included)Hamilton® syringe, 1000 series GASTIGHT®, PTFE luer lock
1005SLPT (for Purge & Trap), volume 5 mL, needle size (not included)related product
Product No.
Description
Pricing
EPA Vials, white polypropylene screw top hole cap, pre-cleaned and assembled
volume 40 mL, clear glass vial, vial O.D. × H 29 mm × 82 mm, pkg of 72 eaEPA Vials, white polypropylene screw top hole cap, pre-cleaned and assembled
volume 40 mL, amber glass vial, O.D. × H 29 mm × 82 mm, pkg of 72 easample prep
Product No.
Description
Pricing
Purge/Trap K Vocarb® 3000
for use with Tekmar® Velocity XPT, LSC-1, LSC-2, LSC-2000, 4000 (Straight, 12 in./30.5 cm, Swagelok fitting), HT-3Purge/Trap K Vocarb® 3000
for use with Tekmar® 3000, 3100 (Straight, 12 in./30.5 cm, Valco fittingCONDITIONS
sample/matrix
each analyte at 50 ppb in 5 mL water
purge trap
VOCARB 3000 “K”
purge
40 mL/min at 25 °C for 11 min
dry purge
2 min
desorption preheat
205 °C
desorption process
150 mL/min at 210 °C for 2 min
bake
260 °C for 10 min
transfer line/valve temp.
110 °C
column
SPB-624, 20 m × 0.18 mm I.D., 1.0 μm (28662-U)
oven
40 °C (1 min), 11 °C/min to 125 °C, 35 °C/min to 230 °C (2 min)
inj. temp.
150 °C
MSD interface
200 °C
scan range
m/z = 35-400
carrier gas
helium, 1.5 mL/min
injection
100:1 split
liner
0.75 mm I.D. SPME
Description
Legal Information
SPB is a registered trademark of Merck KGaA, Darmstadt, Germany