Supplier Page from Thermo Fisher Scientific for Barium, plasma standard solution, Specpure:r, Ba 10,000µg/mL
Molybdenum, plasma standard solution, Specpure:r, Mo 10,000µg/mL from Thermo Fisher Scientific
Potassium, Oil based standard solution, Specpure:r, K 1000µmg/g from Thermo Fisher Scientific
Praseodymium, plasma standard solution, Specpure:r, Pr 1000µg/mL from Thermo Fisher Scientific
Sulfur in Crude Oil standard solution, Specpure:r, 10,000µmg/g (1.00%) from Thermo Fisher Scientific