Azinphos-methyl, 100 µg/ml, Toluene, 1ml

Hexachlorobenzene-13C6, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 93952-14-8

Organic Acids Mix

1,2,3,6,7-Pentachloro(13C10)naphthalene, 1.2mL x 50ug/mL, nonane