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GC Analysis of Gasoline Residue in Arson Samples on a 100% Methyl Column after SPME using 100 μm PDMS Fiber

GC Analysis of Gasoline Residue in Arson Samples on a 100% Methyl Column after SPME using 100 μm PDMS Fiber suitable for GC, application for SPME

Materiali

Colonna analitica

N° Catalogo
Descrizione
Determinazione del prezzo

Colonna GC capillare Equity-1

L × I.D. 30 m × 0.25 mm, df 0.25 μm

Fibra per SPME

N° Catalogo
Descrizione
Determinazione del prezzo

Unità fibra SPME polidimetilsilossano (PDMS)

df 100 μm(PDMS, needle size 24 ga, for use with manual holder

CONDITIONS

SPME fiber

polydimethylsiloxane phase fiber, 100 μm headspace sampling (20 min) 10 sec desorption (splitless mode) (57300-U)

column

100% methyl polysiloxane, 30 m × 0.25 mm I.D., 0.25 μm (Supelco equivalent, Equity-1, 28046-U)

oven

35 °C (2 min) to 220 °C at 10 °C/min, hold 2 min, to 300 °C at 30 °C/min, hold 5 min

inj. temp.

splitless (closed 3 min), 220 °C (2 mm I.D. injector liner)

detector

FID, 300 °C

carrier gas

helium, 1 mL/min (split 50:1)