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Potassium Chloride

Potassium Chloride
Details:
Synonyms: Muriate of Potash, MOP, E508
Chemical Formula: KCl
CAS Number: 7447-40-7
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Description
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SDS

Shanghai Dingwujin Chemical Co., Ltd. is one of the leading manufacturers and suppliers of potassium chloride in China. We are committed to the chemical distribution across Central & Eastern Europe and Ukraine. We warmly welcome you to wholesale customized potassium chloride made in China here from our factory.

 

Potassium Chloride

Introduction

Potassium chloride is an inorganic chloride that typically forms colorless cubic crystals. It is hygroscopic and prone to caking, thus requiring protection from moisture. This product is readily soluble in water, with its solubility increasing as the temperature rises; its aqueous solution is neutral, tastes distinctly salty, and is odorless and non-toxic. It is slightly soluble in glycerol, sparingly soluble in ethanol, and insoluble in ether, concentrated hydrochloric acid, and acetone. It exhibits good chemical stability, but is incompatible with strong oxidizing agents and strong acids.

Characteristics

Molar Weight

74.5513 g/mol

Melting Point

770°C

Boiling Point

1420°C

Density

1.984 g/cm³

Forms

Powder, White, Crystalline

Product Grades

Pharmaceutical Grade

Impurity control: KCl content≥99.5% (dried basis). Heavy metals, arsenates, and microbial limits strictly controlled.

Appearance: Colorless fine crystals or white crystalline powder.

 Applications: Used in injections, tablets, and excipients.

Reagent Grade

Impurity control: GR (≥99.8%), AR (≥99.7%), CP (≥99.5%), and lab reagents. Higher purity means tighter limits on impurities (Ca, Mg, SO42-).

 

Industrial Grade

Impurity control: Premium (≥95%), first (≥93%), second (≥90%).

Appearance: White crystalline powder

Applications: Used in the manufacture of other potassium salts (such as potassium hydroxide, potassium carbonate, and potassium nitrate), in the production of metallic potassium, as well as in electroplating, printing and dyeing, and other industries.

Agricultural Grade

Impurity control: K₂O content is typically in the range of 57%–62%.

Appearance: White or light red crystals, available in powder, crystalline, and granular forms.

Applications: Extensively used as a base fertilizer and topdressing for field crops and cash crops. It serves as a fundamental raw material for potassium fertilizers.

 

Food Grade

Impurity control: Strict limits on toxic heavy metal impurities such as lead (Pb) and arsenic (As)

Appearance: White fine crystals or granules

Applications: Used in food processing as a salt substitute, nutritional supplement, gelling agent, and yeast nutrient, among others.

 Standard stock items are industrial grade. For special-grade orders, please contact us for full documentation.

Uses and Applications

Key applications

  • Anti-settling Agent
  • Hardening Agent
  • Food Additive
  • De-icer
  • Flavouring Agent
  • Oil and Gas
  • Pharmaceuticals
  • Macronutrient
  • Feedstock

Potassium Chloride Used in the Pharmaceutical Industry

Under physician supervision and prescription, medicine-grade potassium chloride may be used for the treatment and prevention of hypokalemia, the prevention and treatment of arrhythmias induced by digitalis toxicity, as a component of total parenteral nutrition solutions, for the correction of metabolic alkalosis, and in the preparation of cardioplegic solutions. This medicinal substance carries significant safety risks and contraindications. It shall only be used after professional medical diagnosis. Self‑medication is strictly prohibited.

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Potassium Chloride Used in the Agriculture Industry

Potassium chloride, as a high-concentration fast-acting potassium fertilizer, is suitable for rice, wheat, corn, and most fruit trees and vegetables.

Potassium Chloride Used in the Food Industry

Only food‑grade potassium chloride is permitted for food applications. It may serve as a low‑sodium salt substitute, additive for electrolyte beverages, nutritional fortifier, and quality improver in baked goods and meat products. It shall be used within permitted dosage limits and comply with local food‑safety regulations.

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Potassium Chloride Used in the Chemical Manufacturing Industry

Potassium chloride is a basic raw material for manufacturing potassium hydroxide, potassium carbonate, and potassium nitrate, etc.

Potassium Chloride Used in the Metallurgical Industry

In the metallurgical industry, potassium chloride is used as a flux (in magnesium electrolysis), a flame suppressant, an analytical reagent, a buffer solution.

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Potassium Chloride Used in the Dye Industry

Potassium chloride is used in the production of reactive dyes, which are widely applied in the textile printing and dyeing industry to add vibrant and diverse colors to textiles, meeting people's pursuit of beauty.

Potassium Chloride Used in the Photographic Industry

In the photographic industry, potassium chloride also has its unique applications. As a component of fixing solutions, it helps stabilize images, ensuring that photographs remain clear and durable.

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Potassium Chloride Used in the Laboratory

In the laboratory, potassium chloride is one of the common chemical substances, used in various chemical experiments and teaching demonstrations.

Potassium Chloride Used in the Feed Industry

Feed-grade potassium chloride (97%) can supplement potassium in livestock, poultry, and aquaculture.

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Potassium Chloride Used in the Cosmetic Industry

Potassium chloride has good regulating, moisturizing, and preservative functions in cosmetics, and is commonly used in products such as toners, lotions, creams, shampoos, and facial cleansers.

Potassium Chloride Used in the Energy Industry

Potassium chloride has become an indispensable strategic resource as a photothermal energy storage medium, a novel battery electrolyte, and a vital component of the lithium battery industry chain. Its supply stability directly affects the construction of major new energy bases and the progress of energy transition.

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Potassium Chloride Used in the Water Treatment Industry

In the water treatment industry, potassium chloride (KCl) is primarily used as an ion-exchange resin regenerant and a water softener. Its core function is to replace sodium chloride (table salt) for water softening, making it particularly suitable for applications where sodium ion content is strictly limited.

Potassium Chloride Used in the Rubber Industry

Potassium chloride is non-toxic, non-corrosive, and non-explosive, and is readily soluble in water, making it a safe and efficient additive in rubber production.

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As a China-based chemical distributor and supplier, 7DCHEM supplies a full range of industrial chemicals with complete SDS and COA documentation. Supported by our dual-warehouse facility in Poland, we serve the following markets: Ukraine, Poland, Czech Republic, Slovakia, Hungary, Romania, Bulgaria, Croatia, Slovenia, Estonia, Latvia, Lithuania, Serbia, Bosnia and Herzegovina, Montenegro, Albania, North Macedonia, Moldova.

For country-specific import regulations, local compliance requirements and delivery lead-times, please visit ourChina-Poland dual-warehouse linkage page.

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