Calcium Hydroxide

Product Name:
Calcium Hydroxide
Alternative Name:
Hydrated Lime / Slaked Lime
CAS No.:
1305-62-0
Molecular Formula:
Ca(OH)₂
Molecular Weight:
74.09 g/mol
Appearance:
White powder

Calcium Hydroxide Supplier

YuXing supplies Calcium Hydroxide, also known as hydrated lime or slaked lime, as a white powder for water treatment, pH adjustment, mining and construction. Typical purity is ≥90–95%, subject to the confirmed grade and assay basis.

For grade, packaging and delivery confirmation, browse Industrial Alkalis or send the specification, application, quantity and destination port through the contact page.

Product Specifications

ItemSpecification
Product NameCalcium Hydroxide
Alternative NameHydrated Lime / Slaked Lime
CAS No.1305-62-0
Molecular FormulaCa(OH)₂
Molecular Weight74.09 g/mol
AppearanceWhite powder
PurityTypically ≥90–95%
SolubilitySlightly soluble in water
Product TypeIndustrial Chemical / Alkali
Main ApplicationWater treatment, pH adjustment, mining, construction
Typical Packaging25 kg bags / jumbo bags

These are common or typical specification ranges, not a fixed promise for every batch. Confirm the agreed specification, batch COA and contract requirements before purchase.

Product Characteristics and Use Considerations

Calcium hydroxide is an alkaline inorganic compound with the formula Ca(OH)₂. It is only slightly soluble in water, but the dissolved fraction provides alkalinity for pH adjustment and compatible neutralization or precipitation processes. Application dosage should be confirmed by process testing.

Applications

  • Water and wastewater pH adjustment and compatible neutralization processes.
  • Mining and mineral-processing applications requiring an alkaline lime source.
  • Construction materials, mortar and related lime-based systems.
  • Industrial chemical processing and environmental treatment applications.

How to Select the Right Grade

Confirm purity and its test basis, available calcium content, particle size, moisture, insoluble matter and the intended application. Water-treatment, mining and construction buyers may require different particle-size or impurity limits.

Packaging, Storage and Documents

Typical packaging is shown above and is confirmed by grade, quantity, transport requirements and destination. Store sealed and protected from moisture, and follow the applicable SDS, label and site procedures. TDS, MSDS/SDS and COA can be coordinated according to the confirmed grade, order and batch conditions.

Hydrated Lime Reactivity and Slurry Preparation

Calcium hydroxide grades with similar assay can behave differently in neutralization because particle size, available lime, carbonate content and slaking history affect dissolution and reactivity. The grade should be checked in the intended dosing system.

Key Purchasing Parameters

  • Confirm Ca(OH)₂ or available-lime basis, moisture and calcium carbonate limits.
  • Match particle size and flow behavior to dry feeding or slurry make-up equipment.
  • Test neutralization rate, settling behavior and solids generation in the actual water.
  • Specify bag, jumbo-bag or bulk handling requirements and dust-control provisions.

Related Products and Category

Compare sodium carbonate, potassium hydroxide, industrial alkalis as part of the wider process review; these products should not be treated as direct substitutes without application testing.

Information to Include in an Inquiry

Send the treatment duty, feed-water pH and flow, target pH, current lime dose, monthly volume, packaging and destination so reactivity and logistics can be reviewed together.

Frequently Asked Questions

Are the listed specifications fixed for every batch?

No. The page shows common or typical ranges. Final values are based on the confirmed grade, batch COA and contract specification.

What information is required for a quotation?

Provide the product name, target content or key values, application, quantity, packaging preference, destination port and required documents.

Can technical and batch documents be provided?

TDS, MSDS/SDS and COA can be coordinated according to the confirmed product grade, order and batch conditions.

How can I request a quotation?

Submit the requirement through the YuXing contact page.

Product Information Notice

  • The values shown are typical reference information and are not a guaranteed sales specification. Final specifications are subject to the confirmed product, grade and batch COA.
  • Packaging, transport method and hazard classification must be confirmed according to product grade, order quantity, destination regulations, shipping route and the current SDS.
  • TDS, SDS/MSDS and COA files are provided according to product, batch and destination requirements. Public documents should not be treated as final delivery documents unless issued for the current batch.
  • This page is for procurement discussion and technical selection reference only. It does not replace safety, regulatory, process design or site operating advice. Users must follow local regulations and the latest SDS.

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