Decachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

CONOSTAN Standard S-21, 30 ppm, 100g

Heliotrine, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 303-33-3

Diphenyl-3-isopropylphenyl phosphate,100 µg/mL,isooctane,1mL,