Supplier Page from Thermo Fisher Scientific for Holmium, plasma standard solution, Specpure:r, Ho 1000µg/mL
Cobalt, plasma standard solution, Specpure:r, Co 10,000µg/mL from Thermo Fisher Scientific
Manganese, plasma standard solution, Specpure:r, Mn 10µg/mL from Thermo Fisher Scientific
Nickel standard solution, for AAS, 1 µg/mL Ni in 2-5% HNO3 from Thermo Fisher Scientific
Phenazopyridine hydrochloride, 99%, analytical standard from Thermo Fisher Scientific