Technical Name: Potassium Sulphate
Formula: K2SO4
Molecular Weight: 174.259
Appearance: White Powder
Usage: Industrial, Laboratory, Fertilizer
K2O: 51%
Sulphur: 18%
Chloride: 0.5%
pH of 5% sol.:5-7
Water Insoluble matters: 0.05%
Packaging Type: HDPE Inner Liner Bag
Grade Standard: Technical Grade
Packaging Size: 50
Minimum Order Quantity: 2000 Kilogram
Potassium Sulphate
Potassium sulfate (US) or potassium sulphate (UK), also called sulphate of potash (SOP), arcanite, or archaically potash of sulfur, is the inorganic compound with formula K2SO4, Potassium sulphate is a colorless crystalline solid, less hygroscopic, less prone to clumping, good physical properties, easy to apply, and a good water-soluble potassium fertilizer.
Potassium sulphate is also chemically neutral and physiologically acidic fertilizer.
Potassium sulfate is a kind of free chlorine, quality and efficient potash, particularly in the tobacco, potatoes, flax, grape, sugar beet, tea tree and various kinds of fruit trees such as sensitive to chlorine of crop planting, fertilizer is an important and indispensable;It is also the main material of high quality nitrogen, phosphorus and potassium compound fertilizer.
Potassium Sulphate Specification
| Description | Features and Formular | Value |
| Potassium Sulphate | K2SO4 | ≥98% |
| Appearance | White Powder or white granular | nil |
| Potassium Oxide | K2O | ≥50% – 52% |
| Sulphur content | S content | ≥17% |
| Chloride content | CL content | ≤1.5 |
| Plumbum | Pb | ≤1% |
| Free Acid | SO4 | ≤1.5 – 2.5% |
| Moisture | Moisture | ≤0.5% |
| Molecular weight | nil | 174.27 |
| water solubility | nil | 99.50% |
| PH value | 5.5-.8.5 | nil |
| Melting point | 1069 | nil |
| CAS No. | 7778-80-5 | nil |
| HTS# | 31043000 | nil |
Risso Mary Z.
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