2,2',4,4'-Tetrabromo-6-hydroxy[13C12]diphenyl ether, 1.2ml x 50ug/ml, toluene

Metobromuron, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 3060-89-7

Orthophosphate (as PO43-)

Alachlor