Fermentation Standard, in water, 1ml

2,6-Naphthalenedicarboxylic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 1141-38-4

Heptachlor-exo-epoxide (cis-)

1,2,3,7,8,9-Hexachlorodibenzo-p-dioxin , 1.2ml x 50ug/ml, nonane