Thionazin, 100 µg/ml, Ethyl acetate, 1ml

Molybdenum (Mo)

2,2',3,3',4,4',5,5'-Octachloro[13C12]biphenyl, 50.0µg/mL in Nonane/10% toluene, 1,2ml

Alachlor OA, 100µg/ml in MeOH, 1ml