Supplier Page from Thermo Fisher Scientific for Multi-Element QC-7 Check Standard Solution, Specpure:r
Ammonium, Ion chromatography standard solution, Specpure:r, NH{4}:+ 1000µg/mL from Thermo Fisher Scientific
Polystyrene standard, M.W. 900,000, Mw/Mn 1.10 from Thermo Fisher Scientific
Samarium, AAS standard solution, Specpure:r, Sm 1000µg/mL from Thermo Fisher Scientific
Thallium, plasma standard solution, Specpure:r, Tl 1000µg/mL from Thermo Fisher Scientific