alpha-HCH, 100 µg/ml, Ethyl acetate, 5ml

Estrone-2,4,16,16-d4, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 53866-34-5

Anions Mix

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