2-Hydroxyhexanedioic Acid, 250mg

Metolachlor-d6 (propyl-d6), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1219803-97-0

1-Naphthalenesulfonic acid, 25g

Internal & Surrogate Standard 8260B