Potassium Chloride 98% – Technical

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Potassium Chloride

CAS Number:7447‑40‑7

Synonyms:Potassium chloride; Muriate of potash; KCl

Chemical Formula:KCl

Molecular Weight: 74.55 g/mol

Product Introduction

A white, crystalline salt (98% KCl) primarily used in industrial applications including drilling fluids, electroplating, water softening, and as a feed additive or fertilizer ingredient. Technical grades may contain ≤1% moisture and low insolubles.

Physical & Chemical Properties

Property Value
Appearance White crystalline powder/granules
Purity (KCl) ≥98% (technical)
Moisture ≤1%
Insolubles ≤0.1%
Density @ 25 °C ~1.98 g/cm³
Melting Point 770 °C
Boiling Point 1420 °C
Solubility in Water 344 g/L @20 °C, 567 g/L @100 °C
Solubility in Ethanol Sparingly soluble

Applications

  • Oil & gas:drilling/completion brines to maintain wellbore stability
  • Electroplating & galvanizing:source of K⁺ in plating baths
  • Water softening & industrial:regeneration of softeners, antifreeze brine, industrial salt feedstock
  • Agriculture/feed:fertilizer ingredient; animal feed additive to supplement potassium

Safety Notes

  • Non-flammable; low toxicity (LD₅₀ ~2600 mg/kg oral, rabbit). GHS: H303 (May be harmful if swallowed). Handle dust with ventilation, use PPE. Store dry.
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