Residual Solvents Rxi-624Sil MS

Peaks
1.Hexane
2.Nitromethane
3.Chloroform
4.1,2-Dimethoxyethane
5.Trichloroethylene
6.Pyridine
7.2-Hexanone
8.DMSO
9.Tetralin
image
GC_PH01117
ColumnRxi-624Sil MS, 30 m, 0.32 mm ID, 1.80 µm (cat.# 13870)
SampleResidual Solvents Class 2 - Mix B (cat.# 36280)
Conc.:83 µL in 6 mL water in a 20mL headspace vial. (Conc. not consistent with USP <467> methodology.)
Injection
Inj. Vol.:1000 µL headspace-syringe split (split ratio 3:1)
Liner:1mm Split (cat.# 20972)
Inj. Temp.:140 °C
Oven
Oven Temp.:40 °C (hold 20 min) to 240 °C at 10 °C/min (hold 20 min)
Carrier GasHe, constant flow
Flow Rate:2.2 mL/min
DetectorFID @ 250 °C
Make-up Gas Flow Rate:45 mL/min
InstrumentAgilent/HP6890 GC
NotesHydrogen: 40mL/min.
Air: 450mL/m
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USP

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467

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usp 467

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residual solvents

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solvents

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class 2

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headspace

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