Copper (Cu), 1000µg/ml in 2%-HNO3/Water, 100ml

n-Propyl 4-hydroxybenzoate-2,3,5,6-d4, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1219802-67-1

1,2,5,6,9,10-Hexachlorododecane, 100µg/ml in Isooctane, 1ml

rac Metanephrine-d3 Hydrochloride Salt, 5mg