2,2-Bis(4-hydroxyphenyl)butane, 1.2ml x 50ug/ml, methanol

Ioxynil-octanoate, 10 µg/ml, Ethyl acetate, 10ml

x of 4-Nonyl- and 4-t-Octylphenols ethoxylates, 20/4µg/ml in Acetone, 1ml

Aromatic Fraction Peak Height Control Set (S-4029 + S-4030)