Supplier Page from Thermo Fisher Scientific for Polystyrene standard, M.W. 50,000, Mw/Mn 1.06
Multi-Element Plasma Standard Solution 2, Specpure® from Thermo Fisher Scientific
Nickel standard solution, for AAS, 1 µg/mL Ni in 2-5% HNO3 from Thermo Fisher Scientific
Polystyrene standard, M.W. 900,000, Mw/Mn 1.10 from Thermo Fisher Scientific
Potassium chloride, µ=0.000027M, Conductivity Standard from Thermo Fisher Scientific