Tri-n-butyl phosphate-d27, 50µg/ml in Toluene, 1,2ml

2,4-Diaminotoluene, 250mg

Tetracycline 13C22,15N2 dried down 2.5 µg/mL, 5 x 1ml

Molinate, 10 µg/ml, Ethyl acetate, 10ml