93
GC COLUMNS |
APPLICATION-SPECIFIC COLUMNS
Envi ronmental
PCB Congeners Analysis
restek
innovation
!
Aroclor 1242/1254/1262 PCBs on Rtx®-PCB:
best available resolution of individual congeners.
GC_EV00767
Column:
Rtx
®
-PCB, 60m, 0.25mm ID, 0.25µm (cat.# 13226)
Sample:
Aroclor 1242 (cat.# 32009), 1254 (cat.# 32011), 1262 (cat.# 32409), 333ppm each
Inj.:
1.0µL splitless (hold 0.75 min.), 4mm single gooseneck inlet liner w/wool (cat.# 22405)
Inj. temp.:
280°C
Carrier gas:
helium, constant flow
Flow rate:
1.1mL/min.
Oven temp.:
100°C (hold 1 min.) to 200°C @ 30°C/min., to 320°C @ 2°C/min. (hold 1 min.)
Det.:
MS
Transfer line
temp.:
280°C
Scan range:
50 to 550amu
Ionization:
EI
Mode:
scan
European indicator
PCB congeners fully
resolved using
GC/MS.
*Maximum temperatures listed are for 15- and 30-meter lengths. Longer lengths may have a slightly reduced
maximum temperature.
Rtx®-PCB Columns
(fused silica)
(proprietary Crossbond® phase)
• Unique polymer for PCBs analysis by GC/ECD or GC/MS.
• Good results for other semivolatiles.
• Low polarity; inert to active compounds.
• Stable to 340 °C.
ID
df
temp. limits*
20-Meter
30-Meter
40-Meter
60-Meter
0.18mm 0.18µm 30°C to 320/340°C 41302
41303
41304
0.25mm 0.25µm 30°C to 320/340°C
13223
13226
0.32mm 0.50µm 30°C to 320/340°C
13239
Website :
E-mail :
TelNo : 03 9762 2034 . . . in AUSTRALIA
Mar 2011
