RestekCorporation • (800)356-1688 •
Figure3
Difficult probes* retain their response on Siltek
™
deactivation up to 120µL of an aqueous solution of pH 1.4.
Figure4
Response for XTI compounds on Siltek
™
deactivationwas consistent for 70 injections of an aqueous solution at pH 10.1.
30m, 0.25mm ID, 0.25µmXTI
®
-5 (cat.# 12223) with a Siltek
™
-deactivated 4mm open-top Uniliner
®
w/o wool (cat.# 20843-214.1).
Oven temp.:
40°C (hold 2min.) to 190°C@ 6°C/min., to 330°C@ 30°C/min. (hold 10min.);
Inj. temp.:
250°C;
Det.:
330°C;
Carrier gas:
He.
30m, 0.25mm ID, 0.25µmXTI
®
-5 (cat.# 12223) with a Siltek
™
-deactivated 4mm open-top Uniliner
®
w/o wool (cat.# 20843.214.1).
Oven temp.:
40°C (hold 2min.) to 190°C@ 6°C/min., to 330°C@ 30°C/min. (hold 10min.);
Inj. temp.:
250°C;
Det.:
330°C;
Carrier gas:
He.
1,2-hexanediol*
N
-nitroso-di-
n
-propylamine*
benzoic acid
2,4-dinitrophenol*
4-nitrophenol
4-nitroaniline
pentachlorophenol*
10
50
100
140
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
ResponseRelative toC14
30
70
120
160 180
µLAqueousHCl (pH=1.4)
0.1
120µL
1,2-hexanediol
N
-nitroso-di-
n
-propylamine
benzoic acid
2,4-dinitrophenol
4-nitrophenol
4-nitroaniline
pentachlorophenol
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
ResponseRelative toC14
0
40
80
20
60
100
µLAqueousNH
4
OH (pH10.1)
70 injections