Sodium Sulfate Disodium Sulfate Laboratory Reagent, 10kg

This 10kg container of high-purity laboratory-grade sodium sulfate (disodium sulfate) is a versatile inorganic salt used as a desiccant, electrolyte, and reagent in analytical chemistry, protein precipitation, and various research applications. Purity ≥99.0%, white crystalline powder, pH 5.2-9.2 in 5% aqueous solution. Specifications include loss on drying ≤0.5%, insoluble matter ≤0.01%, loss on ignition ≤0.05%, chloride ≤10 ppm, nitrogen ≤5 ppm, phosphate ≤10 ppm, lead ≤5 ppm, iron ≤10 ppm, and no detected DNase or RNase. Identification by FTIR conforms to structure. For laboratory use only.