D6-Chlorpyrifos-methyl, 100 µg/ml, Acetone, 1ml

Cimetidine guanidine derivative (N-Methyl-N'-[2-[[(5-methyl-H-imidazol-4-yl)-methyl]-thiol]-ethyl]-guanidine dihydrochloride), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 59660-24-1

ICP Mix #2 (Homogenize before sampling)

Silver (Ag)