SULFATE OF POTASH
STANDARD FINES/INDUSTRIAL FINES
0-0-50 SOP
(Typical SGN 20, Typical UI 12)

Particle Size Distribution
Tyler Mesh	US Mesh	Opening (mm)	Typical Range (% cum)	Typical (% cum)
48	50	0.30	10-80	37
65	70	0.212	20-90	60
100	100	0.15	30-95	70
150	140	0.106	50-98	84
Physical Properties
		Typical
Bulk Density, loose
• lb/cu foot		96
• kg/cu meter		1550
Angle of Repose		35°
Solubility
0.8 lb/gal		55°F (13°C)
0.9 lb/gal		66°F (19°C)
1.0 lb/gal		77°F (25°C)
Chemical Analysis
Component		Symbol	Typical (%)	Guarantee (%)
Potassium Oxide Equivalent (Soluble Potash)		K2O	52.3	50.0 min.
Potassium Sulfate		K2SO4	96.7	92.5 min.
Sulfur		S	17.8	17.0 min.
Sulfate		SO4	53.3
Chloride		Cl	0.4	0.8 max.
Magnesium		Mg	0.4
Moisture (105°C)		H2O	0.1
pH (5% Solution)		pH	8.0
Water Insolubles		---	0.8

Product analyses are typical. Handling and transportation may affect the analysis of the delivered product.
 
STANDARD FINES SOP is used for N-P-K ammoniation, N-P-K granulation, and direct field application. It is also used to produce suspensions and to prepare solutions that will either be decanted or filtered.
 
INDUSTRIAL FINES SOP is sugar-fine crystalline SOP used in gypsum wallboard, fire brick, water softening, well drilling, lubrication, and ceramics.
 
SOP STANDARD FINES / INDUSTRIAL FINES are produced naturally near Ogden, Utah and available in 50 pound bags, 2,000 pound bags, and bulk via truck & rail. Great Salt Minerals Corporation does not use animal manure or any form of waste in the production of SOP.
 

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