4,4'-DDD, 10.0 µg/ml, Ethyl acetate, 10ml

Dibenzothiophene in Xylene Units: 5x1mL ampoule, 1x10mL screw cap bottle Chiron No. (Matrix) Concentration Isooctane Xylene White oil 3 cst µgS/g (ppm) Wt.% S-4055-0-IO S-4054-0-XY S

24-Ethylcholestane isomer Kit; includes 0609,9967,0610,0662,0913, , Solvent-, Unit Kit, # of units-, Cas.no.

Pesticides - Mix 23, 100µg/ml in Cyclohexane, 10ml