Méthodes standards 6040D
Matériaux
Colonne analytique
Réf. du produit
Description
Tarif
Fibre SPME
Réf. du produit
Description
Tarif
Fibres SPME Divinylbenzene/Carboxen/Polydimethylsiloxane (DVB/CAR/PDMS)
for use with autosampler, needle size 23 ga, metal alloy fiber, fiber L 2 cmCONDITIONS
SPME fiber
2 cm Metal coated with 50/30 μm DVB/Carboxen/PDMS (57914-U)
extraction
headspace, 65 °C (30 min)
desorption process
260 °C for 3 min.
column
SLB-5ms, 30 m x 0.25 mm I.D., 0.25 μm (28471-U)
oven
60 °C (2 min), 8 °C/min to 200 °C
MSD interface
300 °C
scan range
SIM, m/z = 137, 124, 95, 112
carrier gas
helium, 1 mL/min constant
liner
0.75 mm I.D., SPME
sample
20/10 ppt odor compounds in 25 mL water + 25% NaCl
Description
Informations légales
SLB is a registered trademark of Merck KGaA, Darmstadt, Germany