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US EPA Method 624: GC Analysis of Volatiles on SPB®-624 after Purge & Trap using "K" Trap, Fast GC Analysis

US EPA Method 624: GC Analysis of Volatiles on SPB®-624 after Purge & Trap using "K" Trap, Fast GC Analysis suitable for GC

材料

分析色谱柱

产品编号
说明
价格

VOCOL® 毛细管GC色谱柱

L × I.D. 60 m × 0.25 mm, df 1.50 μm

VOCOL® 毛细管GC色谱柱

L × I.D. 30 m × 0.25 mm, df 1.50 μm

SPB®-624毛细管GC色谱柱

L × I.D. 60 m × 0.25 mm, df 1.40 μm

SPB®-624毛细管GC色谱柱

L × I.D. 30 m × 0.25 mm, df 1.40 μm

VOCOL® 毛细管GC色谱柱

L × I.D. 20 m × 0.18 mm, df 1.00 μm

SPB®-624毛细管GC色谱柱

L × I.D. 20 m × 0.18 mm, df 1.00 μm

标准

产品编号
说明
价格

全氟三丁胺 (PFTBA)

analytical standard

EPA 624 校准混标 B

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

EPA 624 吹扫校准混标(不含气体,含 2-CEVE)

2000 μg/mL each component in methanol, without gases, analytical standard

VOA 替代加标混标

certified reference material, 1000 μg/mL each component in methanol

1-溴-4-氟苯 溶液

certified reference material, 2000 μg/mL in methanol

样品制备

产品编号
说明
价格

吹扫/捕集 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

吹扫/捕集 K Vocarb® 3000

for use with Dynatech "Dyna"

吹扫/捕集 K Vocarb® 3000

for use with OI Analytical 4460

Vocarb® 3000 吹扫捕集器 K,CDS

for use with CDS Peakmaster

吹扫/捕集 K Vocarb® 3000

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

吹扫/捕集 K Vocarb® 3000

for use with OI Analytical Eclipse 4660, 4560

相关产品

产品编号
说明
价格

预先清洁和组装的、带开孔白色聚丙烯螺纹顶盖的样品瓶

volume 40 mL, clear glass vial, vial O.D. × H 29 mm × 82 mm, pkg of 72 ea

预先清洁和组装的、带开孔白色聚丙烯螺纹顶盖的样品瓶

volume 40 mL, amber glass vial, O.D. × H 29 mm × 82 mm, pkg of 72 ea

配件

产品编号
说明
价格

Hamilton®注射器,1000系列,PTFE Luer锁

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

无筛板吹扫取样器玻璃器具

size 5 mL, Tekmar® 14-2336-024

带筛板的吹扫取样器

size 5 mL, Tekmar® 14-2337-024

带筛板的吹扫取样器

size 5 mL,

right stem

, Tekmar® 14-3544-124

Hamilton®注射器,1000系列,PTFE Luer锁

1005SLPT (for Purge & Trap), volume 5 mL, needle size (not included)

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

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

说明

法律信息

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