Glyphosate-13C2,15N, 1mg

Meclofenamic acid sodium salt,neat,neat,25mg,

2,2',3,4,5,5',6-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Tetradifon, 100 µg/ml, Ethyl acetate, 5ml