potassium sulfate Agriculture

1.high purity 99.5% 2.Superior quality 3.moderate price and scientific logistics

potassium sulfate

Packaging & DeliveryPackaging Detail:PP bag with PE film liner 25kgs or 50kgs per bag.Delivery Detail:in 15 days after receiving the advance payment.  

Appearance

1) Industrial Grade Potassium Sulphate: colorless or white hexagonal or orthorhombic crystalline or granular powder. Transformation of the relative density of 2.662 point 588 °C, melting point 1069 °C, boiling point 1689 °C. Soluble in water is not soluble in alcohol, acetone and carbon disulfide. A bitter salty.2)Agricultural Grade Potassium Sulphate: white or colored crystalline powder or granules.

Specifications

Item	Standard	Typical Result
Appearance	White powder or granule	Pass
K2SO4	95.0%min	98.2%
K20	50.0%min	51.1%
Moisture	1.5%max	0.98%
CL	1.5%max	1.45%
S	17%min	17%
Free Acid(H2SO4)	1.5%max	1.42%
PH	3-5	4.5
Water Soluble	90%min	90%

Based on K2O 52%

Item	Standard	Typical Result
Appearance	White powder or granule	Pass
K2SO4	98%min	99.0%
K20	50%min	52.6%
Moisture	1.5%max	0.95%
CL	1.5%max	1.5%
S	18%min	18%
Free Acid(H2SO4)	1.5%max	1.45%
PH	3-5	4.5
Water Soluble	100%	100%
Heavy Metal	0.01%max	0.002%
Calcium	0.1%max	0.04%
Iron(Fe)	0.1%max	0.02%

Application

 1) Photographic industry as a photographic fixative. 2) The paper industry for pulp bleaching agent after dechlorination. 3) Bleached cotton printing and dyeing industry as a dechlorination agent. 4) In medicine as a detergent, disinfectant, a laxative. 5) The food industry used as chelating agents, antioxidants.

potassium sulfate Agriculture