Perfluoro-4-methyloctanoic acid, 1.2ml x 50ug/ml, methanol

Pyrazophos, 100 µg/ml, Acetonitrile, 1ml

Triforine, 100 µg/ml, Acetonitrile, 5ml

Sulfur Calibration Standard Unit: 10mL screw cap bottle or custom-made cylinders Chiron No. Matrix: Methanol Compound Concentration S-4078 0185.2 Dimethyl sulfide 5 ppm (w/w)