2,5-Pyrazinediethanol, 5mg

2,4-Diisopropylphenol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2934-05-6

Caffeine-d3 (1-methyl-d3), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 26351-03-1

Metazachlor, 10 ng/µl, 10ml