Atrazine-desethyl, 100µg/ml in Acetonitrile, 5ml

5-Chloro-2-(2,4-dichlorophenoxy)anisole, 1.2ml x 50ug/ml, nonane

Sulfur Calibration Standard 2 1688,0 Hydrogensulfide [7783-06-4] 0185,2 Dimethylsulfide [75-18-3] 0190,3 Ethylmethylsulfide [624-89-5] 0933,4 Thiophene [110-02-1] Concentration; 10ppm, wt% Solvent: n-Pentane Screw cap

Azobenzene, 100 µg/ml, Cyclohexane, 1ml