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Table 1 Detailed description of the operating conditions of the GC

From: Determination of methanol and ethanol concentrations in local and foreign alcoholic drinks and food products (Banku, Ga kenkey, Fante kenkey and Hausa koko) in Ghana

Parameter

Value

Injector temperature set point

120 °C

Injector flow rate

21 ml/min

Type of column

Packed Column

FFAP

15% Chromosorb which is highly polar

Column flow rate

20 ml/min

Initial oven temperature

60 °C on hold for 5 min

Final oven temperature

120 °C on hold for 5 min

Temperature increases interval

at 10 °C/min interval

Detector temperature

250 °C

Reference flow rate

50 ml

Limit Of detection (Methanol)

1.43 × 10−4%Vol

Limit of detection (Ethanol)

1.54 × 10−4%Vol

Limit of quantification (Methanol)

4.77 × 10−4%Vol

Limit of quantification (Ethanol)

5.12 × 10−4%Vol

Recovery Range %

80%–100%