Supplier Page from Thermo Fisher Scientific for Copper, plasma standard solution, Specpure:r, Cu 10,000µg/mL
Cadmium, AAS standard solution, Specpure:r, Cd 1000µg/mL from Thermo Fisher Scientific
Iron standard solution, for AAS, 1 µg/mL Fe in 2 to 5% HNO3 from Thermo Fisher Scientific
Polystyrene standard, M.W. 3,350, Mw/Mn 1.10 from Thermo Fisher Scientific
Sulfur in Diesel Fuel standard solution, Specpure:r, 10,000µmg/g (1.00%) from Thermo Fisher Scientific