Supplier Page from Thermo Fisher Scientific for Rhodium, plasma standard solution, Specpure:r, Rh 1000µg/mL
Copper, plasma standard solution, Specpure:r, Cu 10µg/mL from Thermo Fisher Scientific
Poly(N-vinylcarbazole), secondary standard, M.W. 135,600, M.N. 56,400 from Thermo Fisher Scientific
Sulfur in Isooctane standard solution, Specpure:r, 5µmg/g (0.0005%) from Thermo Fisher Scientific
Terbium, AAS standard solution, Specpure:r, Tb 1000µg/mL from Thermo Fisher Scientific