Tetrabromophthalic acid

Propoxycarbazone sodium, 100 μg/ml in MeOH, 1ml

Metoprolol-d7 hydrochloride (isopropyl-d7), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1219798-61-4

Atrazine