2,4-D 13C6, 100µg/ml in Acetone, 1ml

Thiophene in Thiophene-free Benzene Units: 5x1mL ampoule, 10mL screw-capped bottle Chiron No. Concentration Light White Mineral Oil µg thiophene/g (20 cSt at 40°C)

4-Nonylphenol, mixture of isomers, Type B, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 84852-15-3

Dicofol, 100mg