2,2'-Dihydroxy-4,4'-dimethoxybenzophenone-5,5'-dis

Bis(4-tert-butylphenyl) phenyl phosphate, 1.2ml x 50ug/ml, toluene

D5-Acetochlor ESA sodium salt, 100 µg/ml, Water,

4,4'-DDT (ring-13C12), 100ug/ml in n-Nonane, 1,2ml