Review:

Hydrated Lime (calcium Hydroxide)

overall review score: 4.2
score is between 0 and 5
Hydrated lime, also known as calcium hydroxide (Ca(OH)₂), is a widely used chemical compound derived from quicklime through a process called slaking. It appears as a fine, white powder or slurry and is valued for its alkaline properties. Hydrated lime has numerous applications across various industries, including construction, agriculture, water treatment, and food processing. It plays a crucial role in pH regulation, soil stabilization, and as a key ingredient in mortar and plaster.

Key Features

  • High alkalinity with pH around 12.4
  • White, odorless powder or slurry
  • Water-soluble forming a suspension
  • Causes corrosion if not handled properly
  • Used for pH adjustment and neutralization
  • Chemically stable under proper storage conditions
  • Widely available and cost-effective

Pros

  • Effective for pH regulation in various applications
  • Versatile and widely used across industries
  • Cost-efficient and readily available
  • Contributes to strong construction materials like mortar
  • Helps in environmental applications such as water treatment

Cons

  • Can be caustic and pose safety hazards during handling
  • Requires proper storage to prevent moisture absorption
  • Inappropriate use can lead to environmental harm
  • Resembles other alkaline substances which can cause confusion

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Last updated: Thu, May 7, 2026, 10:15:25 AM UTC