Latest developments in petro2 - Restek's Chromatography Blog ...
Latest developments in petro2 - Restek's Chromatography Blog ...
Latest developments in petro2 - Restek's Chromatography Blog ...
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Application for CFC analysis: Impuritie <strong>in</strong> R134a<br />
Column<br />
Column<br />
:<br />
:<br />
30m<br />
30m<br />
x<br />
x<br />
0.53mm<br />
0.53mm<br />
Rt<br />
Rt<br />
Alum<strong>in</strong>a<br />
Alum<strong>in</strong>a<br />
–<br />
–<br />
CFC<br />
CFC<br />
Carrier<br />
Carrier<br />
gas<br />
gas<br />
:<br />
:<br />
He<br />
He<br />
Oven<br />
Oven<br />
:<br />
:<br />
80°C<br />
80°C<br />
for<br />
for<br />
6<br />
6<br />
m<strong>in</strong>.,<br />
m<strong>in</strong>.,<br />
10°C/m<strong>in</strong><br />
10°C/m<strong>in</strong><br />
to<br />
to<br />
140°C,<br />
140°C,<br />
140°C<br />
140°C<br />
hold<br />
hold<br />
for<br />
for<br />
2<br />
2<br />
m<strong>in</strong>.<br />
m<strong>in</strong>.<br />
Injection<br />
Injection<br />
:<br />
:<br />
gas<br />
gas<br />
sampl<strong>in</strong>g,<br />
sampl<strong>in</strong>g,<br />
500<br />
500<br />
ul<br />
ul<br />
1 R 115 = Chloropentafluoroethane<br />
2 R 12 = Dichlorodifluoromethane<br />
3 R 22 = Chlorodifluoromethane<br />
4 R 134a = 1,1,1,2 Tetrafluoroethane<br />
User User had had big big problems with with<br />
Conventional Al2O3 Al2O3 PLOT PLOT<br />
columns<br />
Ref: André Hähnel<br />
Westfalen AG<br />
1<br />
2<br />
3<br />
4<br />
Copyrights: Restek Corporation
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