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Table 1 List of variables for investigating robustness and ruggedness for GC-MS

From: Development and validation of the method for the detection of glimepiride via derivatization employing N-methyl-N-(trimethylsilyl) trifluoroacetamide using gas chromatography-mass spectrometry

S. No. Variables Low level (-) High level (+)
1. Helium flow rate 1 ml/min 1.2 ml/min
2. Injection port temperature 240 °C 250 °C
3. Derivatization reaction time 50 min 60 min
4. Derivatization reaction temperature 90 °C 100 °C