Potassium nitrate

Indicator:GB 1918-1998 Molecular formula:KNO3 Molecular weight:101.10

Property: Colorless and transparent rhombic or diamond-shaped crystal white powder, soluble in water, liquid Nitrogen and glycerin, insoluble in water-free ethanol and ether.Use:Mainly used in fireworks, gunpowder, matches, fuses, candles, tobacco, color picture tubes, drugs, chemical reagents, catalysts, ceramic glazes, glass, fertilizer, and flowers, vegetables, fruit trees and other cash crops spraying fertilizers, etc.Packing:25/50KG lined with plastic bag and exterior is woven bagPacking or according to customers requirements.Quality standard:

Item	Indicator
	High purity	Excellent	First grade	Agriculture grade
Potassium nitrate (KNO3) content	≥99.9%	≥99.8%	≥99.4%	≥98.0%
Moisture content	≤0.10%	≤0.10%	≤0.10%	≤0.10%
Chloride ( Cl-)	≤0.005%	≤0.01%	≤0.01%	≤0.10%
Water insoluble	≤0.005%	≤0.01%	≤0.01%	≤0.10%
Sulfate ( SO42-)	≤0.003%	≤0.005%	≤0.005%	---
Moisture absorption	≤0.20%	≤0.25%	≤0.25%	---
Iron(Fe ) content	≤0.001%	≤0.003%	≤0.003%
Potassium (K2O) content	---	---	---	≥46.0%
Nitrogen (N ) content	---	---	---	≥13.5%