U-{13C17}-Aflatoxin M1

Josamycin, 10 µg/ml, Acetone, 5ml

(±)-Atenolol-d7 (N-isopropyl-d7),100 µg/mL,MeOH,1mL,

Atrazine, 10.0 µg/ml, Ethyl acetate, 10ml