EN 15721 Calibrant Stock Solution, procedure B 8894.5 3-Methyl-1-butanol 500µL 8893.5 2-Methyl-1-butanol 200µL 1376.4 1-Butanol 100µL 2154.4 2-Methyl-1-propanol 400µL 1375.3 1-Propanol 250 µL 1377.4 2-Butanol 100µL 1379.1Methanol 500µL 8895.6 1,1-D