beta-Endosulfan, 100 µg/ml, Ethyl acetate, 5ml

2,3,4,5-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL,

BTEX + BaP S-4342-100-50-ME 6 Analytes, each 100µg/mL in methanol; units: 1x1mL, 1x50mL Chiron No. Compound CAS No. 1300.6 Benzene [71-43-2] 1264.7 Toluene [108-88-3] 1268.8 Ethylbenzene [100-41-4]

Chloroxuron, 100 µg/ml, Acetonitrile, 5ml