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GC Analysis of Phenols on SLB®-5ms after SPME using 60 μm Carbowax® Fiber

GC Analysis of Phenols on SLB®-5ms after SPME using 60 μm Carbowax® Fiber application for SPME, suitable for GC

材料

分析柱

产品编号
说明
价格

SLB ®-5 ms 毛细管 GC 色谱柱

L × I.D. 30 m × 0.25 mm, df 0.50 μm

固相微萃取纖維

产品编号
说明
价格

Carbowax-聚乙二醇 (PEG) 固相微萃取萃取头

needle size 23 ga, df 60 μm(PEG, for use with autosampler

CONDITIONS

sample/matrix

Phenols at 25 ppb in 0.1M phosphate buffer, pH 2, with 25% NaCl, 9 mL in 10 mL screw cap vial

SPME fiber

60 μm Carbowax (PEG) (57354-U)

extraction

30 min direct immersion with agitation using CombiPal autosampler

desorption process

(30 min. direct immersion with agitation using CombiPal autosampler)

column

SLB-5ms, 30 m x 0.25 mm I.D., 0.5μm film

oven

50°C(2.0 min) to 160°C @ 10°C/min to 280°C @ 20°C/min

inj. temp.

Splitless/split with 0.75mm ID liner and Merlin Microseal

detector

ITMS m/z=45-275 @ 0.7 μsec per scan, transfer line 310°C

carrier gas

Helium, 1mL/min constant flow, 8.7 psi

说明

法律資訊

Carbowax is a registered trademark of Union Carbide
SLB is a registered trademark of Merck KGaA, Darmstadt, Germany