Items | Conditions |
---|---|
Instrument | Agilent 7890A with Agilent 5975C inert XL MSD |
Column | DB-WAX (60 m×250 μm×ɸ0.25 mm, Waters) |
Column temp. | 40°C (2 min) → 220°C (2°C/min) → 240°C (20°C/min) → 240°C (5 min) |
Carrier gas | He (1 mL/min) |
Injector temp. | 240°C |
Split ratio | 20:1 |