Potassium sulphate, also called SOP fertilizer, arcanite, or archaically known as potash of sulfur) is a non-flammable white crystalline salt which is soluble in water, competitive prices. Potassium sulphate is commonly used in fertilizers, providing both potassium and sulfur.
Chemical Name: Potassium Sulphate
Molecular Formula : K2SO4
Molecular Weight: 174.26
CAS: 7778-80-5
Character: It occurs as colorless or white hard crystal or as crystalline powder. It tastes bitter and salty. Relative density is 2.662. 1g dissolves in about 8.5mL of water. It’s insoluble in ethanol and acetone. The pH of 5% aqueous solution is about 5.5 to 8.5.
Usage: It is used as seasoning and salt substitute.
Potassium sulphate, also called SOP fertilizer, arcanite, or archaically known as potash of sulfur) is a non-flammable white crystalline salt which is soluble in water, competitive prices. Potassium sulphate is commonly used in fertilizers, providing both potassium and sulfur.
1.Almost no chlorine, sodium and heavy metal .
2.Free liquidity, white crystal powder, soluble in water rapidly.
3.Aqueous solution show weakly acidic, can improve absorption of other cationic (especially trace elements).
4.Can meet the need of potassium of crops, lower salt-chemical index, applicable to all crops and all stages ,including flowering and maturity stages.
| Items | Standard | Standard |
| Appearance | White Powder /Granular | Water Soluble Powder |
| K2O | 50%min | 52%min |
| Cl | 1.5%max | 1.0%max |
| Moisture | 1.0%max | 1.0%max |
| PH | 3~5 | 3~5 |
| S | 17%min | 18%min |
| Water solubility | —— | 99.7%min |
1.Used as potassium fertilizer in agriculture.
2.Mainly used as the raw material of BLENDING NPK.
3.Used as settling agent in glass industry.
4.Used as intermediate in dyeing industry.
5.Used for producing potassium sale, potassium carbonate, potassium persulphate.
It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.
