2,3,5-Trichlorobiphenyl,100 µg/mL,isooctane,1mL,

Oxytetracycline hydrochloride, 10 µg/ml, Methanol

Dichlorodifluoromethane

Dibenz[a,h]anthracene-d14, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 13250-98-1