Product Overview
Potassium Sulfate, Powder, Reagent, ACS Grade
Molecular Formula: K2SO4
CAS Number: 7778-80-5
Molecular Weight: 174.26
Potassium Sulfate, Powder, Reagent, ACS is also called sulfate of potash and is a white crystalline salt commonly used in fertilizers. It is soluble in water and provides both sulfur and potassium. As an ACS grade quality reagent, its chemical specifications are the de facto standards for chemicals used in many high-purity applications and typically designate the highest quality chemical available for laboratory use. ScienceLab Reagent ACS grade products meet the toughest regulatory standards for quality and purity.
| TEST | MIN | MAX |
|---|---|---|
| ASSAY (K2SO4) | 99.0 % | |
| pH OF A 5% SOLUTION @ 25oC | 5.5 - 8.5 | |
| INSOLUBLE MATTER | 0.01 % | |
| CHLORIDE (Cl) | 0.001 % | |
| NITROGEN COMPOUNDS (as N) | 5 ppm | |
| HEAVY METALS (as Pb) | 5 ppm | |
| IRON (Fe) | 5 ppm | |
| CALCIUM (Ca) | 0.01 % | |
| MAGNESIUM (Mg) | 0.005 % | |
| SODIUM (Na) | 0.02 % |
Shipping Information
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