Hebei Guogang ImP & Exp Co., Ltd

China Manufacturer with main products: chemical, dye

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Potassium Nitrate


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Place of Origin: Hebei in China

Specifications

Property: Potassium Nitrate is colorless and transparent rhombic crystals or white powder. The relative density is 2. 109 and the melting point is at 334°C. It decomposes at 400°C and turns into potassium nitrite releasing oxygen and then in continuous heat turns into burnt potash. It is highly soluble in water, liquid ammonia and glycerine but insoluble in anhydrous alcohol and diethyl ether. It can not deliquesce in the air. As strong oxidizer, it will burn and explode when meeting with organics releasing irritant gas. If mixed with carbon powder or sulfur, it burns with strong light.
Specification:  
Inspection Items
Unit
Industrial Grade
First Grade
Agricultural Grade
Purity
%≥
99.8
99.4
97.5
Moisture
%≤
0.10
0.10
Chloride(as cl-)
%≤
0.01-0.03
0.02
0.80
Sulphate(as SO42-)
%≤
0.01
0.01
Insoluble Matter in Water
%≤
0.01
0.02
Fe
%≤
0.003
Hygroscopicity
%≤
0.25
0.30
K2O
%≥
46
Nitrogen(in nitrate)
%≥
13.5
Particle Size
MM

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