Triphenyl phosphate-d15, 1.2ml x 50ug/ml, toluene

Isoproturon-desmethyl, 100 µg/ml, Acetonitrile, 1ml

Azoxystrobin Impurity, 100 µg/ml, Acetonitrile,

(±)-Vanillomandelic acid-d3,100 µg/mL,MeOH,1mL,