CN
GC Analysis of Residual Solvents on SPB®-1 SULFUR after SPME using 65 μm PDMS/DVB Fiber
Materials
analytical column
Product No.
Description
Pricing
SPME fiber
Product No.
Description
Pricing
SPME Fiber Assembly Polydimethylsiloxane/Divinylbenzene (PDMS/DVB)
df 65 μm(PDMS/DVB, needle size 24 ga, for use with manual holderCONDITIONS
sample/matrix
water + 25% NaCl, pH 11.0 immersion: 3.9 mL sample + 0.1 mL 50% Na3PO4 / 1 g NaCl headspace: 2.4 mL sample + 0.06 mL 50% Na3PO4 / 0.6 g NaCl
SPME fiber
polydimethylsiloxane/DVB, 65 μm (57310-U)
extraction
immersion, 15 min (rapid stirring or headspace, 15 min, 55 °C)
desorption process
270 °C, 5 min
column
SPB-1 SULFUR, 30 m × 0.32 mm I.D., 4.0 μm (24158)
oven
50 °C (2 min) to 180 °C at 10 °C/min
inj. temp.
splitless (3 min), 270 °C (0.75 mm I.D. liner)
detector
FID
carrier gas
helium, 50 cm/sec
Description
Legal Information
SPB is a registered trademark of Merck KGaA, Darmstadt, Germany