L(+)Lactic acid

1,4-Dichloro(13C10)naphthalene, 1.2mL x 50ug/mL, nonane

2,4-D, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 94-75-7

Ammonia as (NH4+)