3-Methyl-4-nitrophenol, 100 µg/ml, Methanol, 5ml

2,2',4,4',5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Glyphosate-1,2-13C2 15N, 100µg/ml in Water, 1ml

(±)-Baclofen,neat,neat,10mg,