Specifications

potassium sulfate fertilizer has a K2O content of more than 51.0%, excludes free acid. As a natural, green, efficient mineral fe

HB agricultural potassium sulfate raw materials originate from magnesium sulfate subtype potassium-rich brine in salt lake deposits formed millions of years ago, the production adopts this company’s independent intellectual property “Method of producing potassium sulfate with potassium-containing magnesium sulfate subtype brine” patent technology, the product implements Agricultural Potassium(GB20406-2006) National Standard, and all the indicators meet the requirement of standard high-class products.

 

HB agricultural potassium sulfate fertilizer has a K2O content of more than 51.0%, excludes free acid. As a natural, green, efficient mineral fertilizer, this company has made its products well received, the first choice potash fertilizer for tobacco, tea, vegetables, fruits and various high value-added agricultural products since it got listed.

GB 20406-2006 Agricultural Potassium Sulfate Standard

Water-salt System Process Indexes and Test Results

Item	Powder,Crystallized		Grain
	National Standard	HB Potassium	National Standard	HB Potassium
	First-grade product	First-grade product	First-grade product	First-grade product
Massfraction of potassium oxide(K2O)/% ≥	51.0	51.0~53.0	51.0	51.0~53.0
Mass fraction of chloride ion(CL-)/%≤	1.5	0.5~1.1	1.5	0.5~1.1
Mass fraction of water(H2O)/% ≤	2.0	0.2~1.5	2.0	0.2~1.5
Mass fraction of free acid (byH2SO4)/% ≥	0.5	---	0.5	---
Grain size(graindiameter 1.00mm-4.75mm or 3.35mm-5.6mm)/%     ≥	/	/	90	95~99