Supplier Page from Thermo Fisher Scientific for Rhodium, plasma standard solution, Specpure:r, Rh 10,000µg/mL
Multi-Element Plasma Standard Solution 2, Specpure® from Thermo Fisher Scientific
Potassium chloride, µ=0.000027M, Conductivity Standard from Thermo Fisher Scientific
Sulfur in Heavy Mineral Oil standard solution, Specpure:r, 500µmg/g (0.0500%) from Thermo Fisher Scientific
Zinc, Oil based standard solution, Specpure:r, Zn 1000µmg/g from Thermo Fisher Scientific