4,4'-DDD, 100 µg/ml, Toluene, 5ml

4-Hydroxy-1-(2-hydroxyethyl)-2,2,6,6-tetramethylpiperidine

Disc ... Thiophenol

Diphenyl isopropylphenyl phosphate, techn. isomer mixture,100 µg/mL,isooctane,1mL,