Trimethylsilanol on Rtx-VMS (30 m)

PeakstR (min)
1.Bromochloromethane (IS)5.478
2.Trimethylsilanol5.619
3.Hexamethyldisiloxane5.860
PeakstR (min)
4.1,4-Difluorobenzene (IS)6.832
5.Hexamethylcyclotrisiloxane8.852
6.Chlorobenzene-d5 (IS)10.611
7.4-Bromofluorobenzene*12.498
*Tuning standard
image
GC_AR1158
ColumnRtx®-VMS, 30 m, 0.25 mm ID, 1.40 µm (cat.# 19915)
SampleTrimethylsilanol
TO-14A internal standard/tuning mix (cat.# 34408)
Diluent:Nitrogen
Conc.: See notes
InjectionDirect
Oven
Oven Temp.:32 °C (hold 1 min) to 150 °C at 8 °C/min to 230 °C at 33 °C/min
Carrier GasHe, constant flow
Flow Rate:1.2 mL/min
Linear Velocity:40 cm/sec @ 32 °C
DetectorMS
Mode:SIM
SIM Program:
GroupStart Time
(min)
Ion(s) (m/z)Dwell (ms)
10.0049, 130, 128, 51, 75, 45, 47, 59, 147, 73, 148, 66 25
26.25114, 63, 88, 57 50
37.00207, 208, 96, 191 50
410.00117, 82, 52, 54 50
512.0050, 75, 95, 96, 173, 174, 175, 176, 177 25
Transfer Line Temp.:230 °C
Analyzer Type:Quadrupole
Source Temp.:230 °C
Quad Temp.:150 °C
Solvent Delay Time:1.00 min
Tune Type:BFB
Ionization Mode:EI
PreconcentratorNutech 8900DS
  Trap 1 Settings
Type/Sorbent :Siltek®-treated borosilicate glass beads (40/60 mesh)
Cooling temp:-155 °C
Preheat temp:5 °C
Preheat time:0 sec
Desorb temp:20 °C
Desorb flow:5 mL/min
Desorb time:360 sec
Bakeout temp:200 °C
Flush flow:120 mL/min
Flush time:60 sec
Sweep flow:120 mL/min
Sweep time:60 sec
  Trap 2 Settings
Type/Sorbent:Tenax® GR (80/100 mesh)
Cooling temp:-35 °C
Desorb temp:190 °C
Desorb time:30 sec
Bakeout temp:200 °C
Bakeout time:10 sec
  Cryofocuser
Cooling temp:-160 °C
Inject time:140 sec
  Internal Standard
Purge flow:100 mL/min
Purge time:6 sec
Vol.:100 mL
ISTD flow:100 mL/min
  Standard
Size:200 mL
Purge flow:100 mL/min
Purge time:6 sec
Sample flow:100 mL/min
InstrumentHP6890 GC & 5973 MSD
Notes400 mL of 47.6 pptv trimethylsilanol and 100 mL of 20.0 ppbv internal standards prepared at 45% relative humidity (RH).
AcknowledgementNutech Instruments/EST Analytical
Download PDF

relativo alle ricerche nella libreria dei cromatogrammi

TO-15

,

Air

Consigli per la stampa! Per stampare cromatogrammi su tutta la pagina, cambiare le impostazioni di stampa nella finestra di stampa del vostro software PDF reader: 1)"adatta" o "adatta alla pagina", 2)"panorama" per cromatogrammi grandi o "ritratto" per cromatogrammi alti.