Potassium Sulfate, 5% w/v, 100 mL

Potassium Sulfate 5% w/v Solution by Exaxol, catalog number P6273-100, is a 5% w/v aqueous potassium sulfate (K₂SO₄) solution, about 0.29 M, prepared for methods that specify this reagent concentration. Available in 100 mL from MBP, a registered vendor to many research institutes across the USA.