Difenoconazole, 100 µg/ml, Ethyl acetate, 5ml

2,2',3,5,6-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL,

9-Fluorenone-d8

(2R,3R)rel2,3Dihydroxy-2-methylbutanoic Acid,500mg