Diflufenican, 10 µg/ml, Ethyl acetate, 10ml

(±)-Ibuprofen-d3 (?-methyl-d3),1000 µg/mL,MeOH,1mL,

Pesticide-Mix 13, 10µg/ml in CY, 10ml

Isophthalic acid, bis-methyl ester. 1g