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US EPA Method 8260: GC Analysis of Volatiles on VOCOL® after Purge & Trap using "K" Trap

US EPA Method 8260: GC Analysis of Volatiles on VOCOL® after Purge & Trap using "K" Trap suitable for GC

Materials

analytical column

Product No.
Description
Pricing

24154

VOCOL® Capillary GC Column

L × I.D. 60 m × 0.25 mm, df 1.50 μm

24205-U

VOCOL® Capillary GC Column

L × I.D. 30 m × 0.25 mm, df 1.50 μm

24256

SPB®-624 Capillary GC Column

L × I.D. 60 m × 0.25 mm, df 1.40 μm

24255

SPB®-624 Capillary GC Column

L × I.D. 30 m × 0.25 mm, df 1.40 μm

28463-U

VOCOL® Capillary GC Column

L × I.D. 20 m × 0.18 mm, df 1.00 μm

28662-U

SPB®-624 Capillary GC Column

L × I.D. 20 m × 0.18 mm, df 1.00 μm

accessory

Product No.
Description
Pricing

20999

Hamilton® syringe, 1000 series GASTIGHT®, PTFE luer lock

1005TLL, PTFE Luer lock, volume 5 mL, needle size (not included)

22718-U

Soil Sampler

size 150 mm × 19 mm, Tekmar® 12-0507-024

22780

Fritless Purge Sampler Glassware

size 5 mL, Tekmar® 14-2336-024

22781

Fritted Purge Sampler

size 5 mL, Tekmar® 14-2337-024

22742-U

Fritted Purge Sampler

size 5 mL,

right stem

, Tekmar® 14-3544-124

26294

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

23188

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 ea

23189

EPA 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 ea

sample prep

Product No.
Description
Pricing

21066-U

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-3

21085-U

Purge/Trap K Vocarb® 3000

for use with Dynatech "Dyna"

21131-U

Purge/Trap K Vocarb® 3000

for use with OI Analytical 4460

21159

Vocarb® 3000 Purge Trap K, CDS

for use with CDS Peakmaster

24920-U

Purge/Trap K Vocarb® 3000

for use with Tekmar® 3000, 3100 (Straight, 12 in./30.5 cm, Valco fitting

24940-U

Purge/Trap K Vocarb® 3000

for use with OI Analytical Eclipse 4660, 4560

standard

Product No.
Description
Pricing

442747-U

Perfluorotributylamine (PFTBA)

analytical standard

47778

EPA 8260A Surrogate Standards Mix

certified reference material, 2000 μg/mL each component in methanol

47411-U

EPA 8240B/8260A Matrix Spike Mix

certified reference material, 2500 μg/mL each component in methanol

48083

4-Bromofluorobenzene solution

certified reference material, 2000 μg/mL in methanol

500607

EPA 8260 Volatiles Calibration Mix

certified reference material, 2000 μg/mL each component in methanol

46838-U

EPA 8260 Internal Standards Mix 1

certified reference material, 2500 μg/mL in methanol

CRM48483

Methyl tert-butyl ether solution

certified reference material, TraceCERT®

CRM48949

TCL Volatiles Mix

certified reference material, 2000 μg/mL each component in methanol: water (9:1)

CONDITIONS

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

40 mL/min at 210 °C for 2 min

bake

260 °C for 10 min

transfer line/valve temp.

110 °C

column

VOCOL, 30 m × 0.25 mm I.D., 1.5 μm (24205-U)

oven

40 °C (2 min), 7 °C/min to 125 °C, 12 °C/min to 220 °C (5 min)

inj. temp.

150 °C

MSD interface

200 °C

scan range

m/z = 35-400

carrier gas

helium, 0.7 mL/min

injection

30:1 split

liner

0.75 mm I.D. SPME

Description

Legal Information

VOCOL is a registered trademark of Merck KGaA, Darmstadt, Germany

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