Welcome to the New Restek.com! Take a tour of the new site and feel free to send us your feedback.

Your web browser will no longer be supported by Restek.com as of 30 June 2021.
To avoid any interruption in access or functionality, install a current-generation web browser now. Learn more.

Class 1 Residual Solvents for USP <467> Water-Soluble Articles on Rxi-624Sil MS

PeakstR (min)Conc.
3.Carbon tetrachloride9.0420.03
* DMSO interference
ColumnRxi-624Sil MS, 30 m, 0.32 mm ID, 1.80 µm (cat.# 13870)
Standard/SampleResidual Solvents - Class 1 (cat.# 36279)
Injectionheadspace-loop split (split ratio 5:1)
Liner:1mm Split (cat.# 20972)
Inj. Port Temp.:140 °C
Instrument:Tekmar HT3
Inj. Time:1 min
Transfer Line Temp.:110 °C
Valve Oven Temp.:110 °C
Sample Temp.:80 °C
Sample Equil. Time:60 min
Vial Pressure:10 psi
Pressurize Time:0.5 min
Pressure Equilibration Time:0.05 min
Loop Pressure:5 psi
Loop Fill Time:0.1 min
Oven Temp.:40 °C (hold 20 min) to 240 °C at 10 °C/min (hold 20 min)
Carrier GasHe, constant flow
Linear Velocity:35 cm/sec
Dead Time:1.45 min @ 40 °C
DetectorFID @ 250 °C
Data Rate:5 Hz
InstrumentAgilent/HP6890 GC
NotesColumns were run under identical conditions.
AcknowledgementTeledyne Tekmar