Residual Solvents Rxi-624Sil MS

Injection
Column	Rxi-624Sil MS, 30 m, 0.32 mm ID, 1.80 µm (cat.# 13870)
Standard/Sample	Residual Solvents Class 2 - Mix A (cat.# 36271)
Diluent:	water
Conc.:	20 μL Residual Solvents Class 2 - Mix A in 6mL water placed in a 20mL headspace vial (Conc. not consistent with USP <467> methodology.)
Inj. Vol.:	1000 µL headspace-syringe split (split ratio 3:1)
Liner:	1mm Split liner (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 Gas	He, constant flow
Flow Rate:	2.2 mL/min

Detector	FID @ 250 °C
Make-up Gas Flow Rate:	45 mL/min
Instrument	Agilent/HP6890 GC
Notes	Hydrogen: 40mL/min. Air: 450mL/min. Note: manual headspace injection

Download PDF