4-Methylhippuric acid, 100mg

Nitrogen Set for ASTM D6366: N @ 10, 25, 50, 75, 100 ng/μL in Isooctane, set(2)

Phosmet-oxon, 10.0 µg/ml, Acetonitrile, 10ml

Whole Oil Separation Control Set (S-4015 - S-4017 + S-4012) Neat mixtures (0.25mL) of the Control mixtures 1-3, 1mL solution of the Control mixture 4 in isooctane solution