GC Analysis of Fragrance Compounds in Shampoo Base on a 100% Methyl Column after SPME using 100 μm PDMS Fiber

技术

gas chromatography (GC): suitable
solid phase microextraction (SPME): suitable

试验参数

SPME fiber: polydimethylsiloxane, 100 μm film (57300-U)
extraction: headspace, 5 min, 80 °C (with sample stirring)
desorption process: 5 min, 250 °C
desorption temp.: -50 °C w/liquid CO₂
column: 100% methyl polysiloxane, 50 m × 0.25 mm I.D., 0.25 μm (Supelco equivalent, Equity-1, 28047-U)
oven: 35 °C to 240 °C at 3 °C/min
inj. temp.: split, 250 °C
detector: MSD, scan m/z = 29-350 AMU
carrier gas: helium, 0.5 mL/min
sample: 0.5 g shampoo base with 1% fragrance test mix, diluted 1:1 with NaCl/water in a 10 mL vial

适用性

application for SPME

应用

cleaning products
cosmetics
personal care