Supplier Page from Thermo Fisher Scientific for Iridium standard solution, for AAS, 1 µg/mL Ir in 10 to 20% HCl
Lutetium, plasma standard solution, Specpure:r, Lu 1000µg/mL from Thermo Fisher Scientific
Phosphate, Ion chromatography standard solution, Specpure:r, PO4:-µ3 1000µg/mL from Thermo Fisher Scientific
Selenium standard solution, for AAS, 1 µg/mL Se in 10% HCl from Thermo Fisher Scientific
Titanium, plasma standard solution, Specpure:r, Ti 1000µg/mL from Thermo Fisher Scientific