Supplier Page from Thermo Fisher Scientific for Calcium, Oil based standard solution, Specpure:r, Ca 5000µmg/g
Gadolinium, plasma standard solution, Specpure:r, Gd 10,000µg/mL from Thermo Fisher Scientific
Potassium, Oil based standard solution, Specpure:r, K 1000µmg/g from Thermo Fisher Scientific
Sulfur in Crude Oil standard solution, Specpure:r, 40,000µmg/g (4.00%) from Thermo Fisher Scientific
Titanium, plasma standard solution, Specpure:r, Ti 1000µg/mL from Thermo Fisher Scientific