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Potassium Nitrate

Product Name: Potassium Nitrate

Common name: soil glass, fire glass

CAS No.: 7757-79-1

Molecular formula: KNO3

Molecular weight: 101.1

HS CODE: 28342190

UN No.: 1486 Class 5.1 oxidant

Properties and Uses: colorless transparent rhombic or rhombic crystals or white powder, easily soluble in water, soluble in liquid ammonia and glycerin, insoluble in absolute ethanol and ether. It is not easy to deliquesce in the air. It is a strong oxidant. It can cause combustion or explosion when it comes in contact with metal powders such as carbon, sulfur and titanium.

Mainly used in the manufacture of purple flame, black powder; metal heat treatment salt bath; manufacture of lamp glass bulbs, optical glass, picture tube glass bulbs; also used in ceramic glaze medicine, agricultural fertilizers.

It is mainly used for foliar spraying fertilizers on candle wicks, tobacco, color television picture tubes, medicines, chemical reagents, catalysts, ceramic glazes, glass, compound fertilizers, flowers, vegetables, fruit trees and other economic crops. In addition, the metallurgical industry and the food industry use potassium nitrate as an auxiliary material.

Product standard of industrial potassium nitrate: GB1918-2011

Main Index Unit Top grade Industrial grade Agricultural grade Ceramic grade
Content % ≥ 99.8 99.6 99 96
Moisture % ≤ 0.10 0.10 0.10 0.10
Chloride % ≤ 0.02 0.03 0.03 0.08
Water insoluble matter % ≤ 0.01 0.01 0.02 0.15
Sulfate % ≤ 0.02 0.02 - -
Iron content % ≤ 0.003 0.01 - 0.003
Potassium oxide % ≥ - - 46.0 44
Nitrogen content % ≥ - - 13.5 13.5
Sodium content % ≤ - - - 0.007
Sodium oxide % ≤ - - - 0.01

Packing: 25/50kg plastic bag lined woven bag, or according to customer requirements.

  • No. 1 Sales Department: Zhang Zhiyong
    Tel: +86-351-2141058
    mobiles: +86-18103464518
    Fax: +86-351-6085328
  • No. 2 Sales Department: Su Jing
    Tel: +86-351-2141058
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    Fax: +86-351-6085328
  • No.3 Sales Department: Gao Rongli
    Tel: +86-351-2141058
    mobiles: +86-13653412027
    Fax: +86-351-6085328
  • Taiyuan Xinyufeng Chemical Factory
    Company Department: Deputy General Manager / QQ: 76893367
    Company Address: No. 35-A, Dongzhuang Small and Micro Enterprise Venture Base, Northeast No. 1, Dongzhuang Village, Jinyuan District, Taiyuan City, China
    E-mail: tyxyfchem@126.com
    Tel: +86-18103464518 / +86-18235174518
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