Bisoprolol Fumarate, 1.0mg/ml in MeOH (as free base), 1ml

Dinoseb, 100 µg/ml, Acetonitrile, 5ml

Detector Linearity Check Unit: 2x1mL 25 % w/w # 2 Diesel Fuel in n-Hexadecane 50 % w/w # 2 Diesel Fuel in n-Hexadecane

4-Methyl-2-pentanone