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Hydrated Lime (Calcium Hydroxide)
Industrial & Process

Hydrated Lime (Calcium Hydroxide)

Also known as Slaked lime, builders lime, calcium hydroxide

Bulk alkali for pH correction, effluent neutralisation, flotation circuits and soil conditioning.

  • SKUNSC-LIME-H
  • CAS number1305-62-0
  • GradeIndustrial
  • Puritymin. 90% Ca(OH)2
  • FormPowder
  • AppearanceWhite dry powder
  • OriginLocal
Danger Not regulated for transport
  • H315 Causes skin irritation
  • H318 Causes serious eye damage
  • H335 May cause respiratory irritation

The safety data sheet for this product is supplied with every consignment and is available on request — ask us for a copy.

Pack size
$12.00 per bag In stock
  • Nationwide delivery, or collect from our Harare depot
  • Safety data sheet supplied with every consignment
  • Technical support on application and handling

The cheapest way to raise pH at volume. Slower acting than caustic soda but far more economical where the reaction has time to run.

Ca(OH)2 content min. 90%
Available lime min. 68% as CaO
Residue on 90 µm sieve max. 2%
Moisture max. 2%
Standard packaging25 kg paper bag
HS code2522.20
EC number215-137-3
  • Acid mine drainage neutralisation
  • pH modification in flotation circuits
  • Water softening and clarification
  • Soil stabilisation and agricultural liming
  • Mortar and plaster

Strongly alkaline when wet; prolonged skin contact causes burns. Dust irritates the eyes and airways, so wear goggles and a dust mask.

Keep dry: the powder reacts with carbon dioxide in air and loses activity.

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