2-Phenyl-5-benzimidazolesulfonic acid, 100mg

BTEX Mixture 1 6 Analytes, each 200 µg/mL in methanol; units:1x1 mL, 1x5mL 1300.6 Benzene [71-43-2] 1267.8 o-Xylene [95-47-6] 1264.7 Toluene [108-88-2] 1266.8m-Xylene [108-38-3] 1268.8 Ethylbenzene [100-4

4,4'-DDT (ring-13C12,99%) 100 µg/mL in Nonane, 1,2ml

Clomazone, 10 µg/ml, Ethyl acetate, 10ml