delta-HCH, certified, 50mg

Neoabietic acid, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 471-77-2

Organic Acids Mix #3

1,2,3,8,9-Pentachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene