Calcium Hydroxide (Hydrated Lime)
Allzone Trading supplies calcium hydroxide to water treatment, industrial and municipal customers in Toronto, the GTA, Ontario, Quebec and across Canada. Calcium hydroxide is an alkaline material used for pH correction, softening and precipitation duties in water and wastewater treatment. Grade and particle size vary by supply option and are confirmed at quotation.
At a glance
- Product
- Calcium Hydroxide (Hydrated Lime)
- Grades
- Grade confirmed at quotation
- Typical applications
- pH correction and alkalinity adjustment · Water softening and hardness precipitation · Heavy metal precipitation in effluent
- Packaging
- Packaging confirmed at quotation against the supplier specification

Handling notice. This product requires review of the supplier technical data sheet and safety data sheet before purchase and use. Request both documents for the exact grade under consideration.
- • Certificate of Analysis is provided against the confirmed shipment, grade and batch.
- • Manufacturer TDS and SDS are subject to grade and supplier confirmation and are available on request.
- • Grades, packaging and origin above are indicative sourcing options and are confirmed at quotation.
Available grades from container-direct sourcing
Grade confirmed at quotation
Grade, concentration and active content are quoted and confirmed against the supplier technical data sheet before any order is placed.
Typical applications
- pH correction and alkalinity adjustment
- Water softening and hardness precipitation
- Heavy metal precipitation in effluent
- Sludge stabilisation
- Flue gas and process neutralisation
Why Canadian buyers choose us
- Municipal, industrial, wastewater, boiler/cooling, RO and pool duties quoted as separate specifications
- Grade, concentration and active content confirmed in writing before order confirmation
- Supplier technical data sheet and safety data sheet provided for the quoted grade
- Freight arranged across Toronto, the GTA, Ontario, Quebec and Western Canada
- Quantities reviewed per enquiry, from smaller lots to container loads
Typical industries served
Technical & procurement detail
Where calcium hydroxide is used+
Calcium hydroxide is an alkaline material used for pH correction, softening and precipitation duties in water and wastewater treatment. Grade and particle size vary by supply option and are confirmed at quotation.
Application areas are quoted separately+
Municipal water, industrial process water, wastewater, boiler and cooling water, reverse osmosis and swimming pool applications are treated as distinct specifications. Products supplied for one of these duties are not presented as interchangeable with another. State the intended application in your enquiry so the correct specification is reviewed with the supplier.
How specifications are confirmed+
Allzone does not publish assumed purity, concentration, active content, packaging, origin, certification or regulatory approval values. The grade, specification and documentation are confirmed in writing against supplier technical data sheets and safety data sheets before an order is placed. Request the technical data sheet and safety data sheet for the exact grade under consideration.
Frequently asked questions
What grade of calcium hydroxide do you supply?+
The grade and specification are confirmed at quotation against the supplier technical data sheet. No purity, concentration or certification value is published in advance.
Can I request a technical data sheet and a safety data sheet?+
Yes. Both the supplier technical data sheet and the safety data sheet for the quoted grade are provided on request and should be reviewed before purchase and use.
Do you deliver calcium hydroxide across Ontario and Quebec?+
Yes. Freight is arranged across Toronto, the GTA, Ontario, Quebec and Western Canada, and the delivery method is confirmed with the quotation.
What quantities can you supply?+
Quantities are reviewed per enquiry, from smaller lots to container loads.
Technical knowledge for Calcium Hydroxide Supplier — Ontario & Canada
Engineering and purchasing guidance written for this material — understand it, apply it, compare options, specify a grade, and fix production problems.
Foundation Articles
Application Guides
Comparison Articles
Troubleshooting Guides
Related products
Materials commonly quoted alongside Calcium Hydroxide (Hydrated Lime) by the same plants.
Hydrochloric Acid (Muriatic Acid)
Mineral acid — pH reduction in water and wastewater treatment
Sodium Bicarbonate (Baking Soda · NaHCO3)
Alkali / pH control — bakery, biscuit and confectionery leavening
Need a quote on Calcium Hydroxide (Hydrated Lime)?
Request pricing, TDS/SDS and available documentation. We usually acknowledge enquiries within one business day; samples are subject to supplier availability and product classification.
