GC Analysis of Class 2 Residual Solvents on VOCOL® after SPME using 85 μm Polyacrylate Fiber
材料
used together
产品编号
说明
价格
聚丙烯酸酯 (PA) 固相微萃取萃取头
85 μm Polyacrylate, Fused Silica (1 cm), needle size 24 ga, Manual Holder, pk of 3, white hubCONDITIONS
sample/matrix
2 mL water + sodium chloride at 25% (pH 11) containing each analyte at 5 ppm, in a 4 mL vial
SPME fiber
85 μm Polyacrylate (57304)
extraction
heated headspace, 60 °C for 5 min
desorption process
250 °C for 3 min
column
VOCOL, 10 m x 0.20 mm I.D., 1.2 μm (24129-U)
oven
40 °C (0.75 min), 20 °C/min to 200 °C (10 min)
inj. temp.
250 °C
detector
FID
carrier gas
helium, 35 cm/sec @ 40 °C
injection
5:1 split
liner
0.75 mm I.D. SPME type
说明
法律信息
VOCOL is a registered trademark of Merck KGaA, Darmstadt, Germany