Nitroguanidine, 100 µg/ml, Acetonitrile, 1ml

Triethyl phosphate-d15, 1.2ml x 50ug/ml, toluene

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

Deltamethrin, 100 µg/ml, Acetonitrile, 5ml