Lr Calcium Oxide
Laboratory Basic Oxide
Laboratory Reagent

Calcium Oxide (CaO)

Laboratory grade calcium oxide (quicklime) manufactured for chemical synthesis, pH control, and educational applications. Our CaO provides reliable basic properties for laboratory procedures, chemical reactions, and alkaline solution preparation.

  • High Purity Laboratory Grade
  • Strong Basic Properties
  • Chemical Synthesis Applications
  • pH Control & Adjustment
  • Educational Demonstrations
  • Alkaline Solution Preparation
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Technical Specifications

Chemical Formula: CaO
CAS Number: 1305-78-8
EINECS Number: 215-138-9
Concentration (Assay): 99.5% (LR Grade)
Physical State: White to off-white powder
Density (20°C): 3.34 g/cm³
Molecular Weight: 56.08 g/mol
Melting Point: 2613°C
Boiling Point: 2850°C
pH (Slaked lime solution): 12.4
Water Insoluble Matter: ≤ 0.005%
Chloride (Cl): ≤ 0.001%
Heavy Metals (as Pb): ≤ 0.001%
Reactivity with Water: Highly exothermic
Loss on Ignition: ≤ 2.0%
Packaging Options: 500g, 1kg, 2.5kg containers

Applications

Educational Laboratories
Exothermic Reactions
Lime Water Preparation
Chemical Synthesis
pH Adjustment
Analytical Chemistry
Desiccating Agent
Carbon Dioxide Absorption
Soil Treatment
Quality Control Testing

Industry-Specific Grades

DRAVYOM offers specialized calcium oxide grades tailored for different laboratory and industrial requirements, ensuring optimal performance and safety across diverse chemical synthesis and analytical applications.

LR Grade (Laboratory Reagent)
Assay: 99.5% Water Insoluble: ≤ 0.005% Heavy Metals: ≤ 0.001% Application: General laboratory, educational use
Technical Grade
Assay: 99.0% Iron: ≤ 0.01% Chloride: ≤ 0.005% Application: Industrial processes
Educational Grade
Assay: 99.0% Safety: Enhanced packaging Documentation: Complete SDS Application: Schools, training centers
High Reactivity Grade
Assay: 99.5% Fine particle size High surface area Application: Quick lime reactions

Quality Standards

DRAVYOM's LR Grade Calcium Oxide is manufactured under stringent quality control protocols, meeting international standards for laboratory and educational applications. Our production ensures consistent reactivity and alkaline performance.

ISO 9001:2015 Certified Manufacturing
Laboratory Reagent Standards
99.5% Reliable Purity
Standard Analytical Testing
Educational Grade Compliance
Consistent Reactivity
Certificate of Analysis
Safe Transportation Standards

Advanced Chemical Properties & Performance

LR Grade Calcium Oxide exhibits excellent basic oxide properties and high reactivity characteristics, making it suitable for educational demonstrations and general laboratory applications requiring controlled exothermic reactions and alkaline substance studies.

Reactive Properties
Slaking Reaction: CaO + H₂O → Ca(OH)₂ + 65.2 kJ/mol
Acid Neutralization: CaO + 2HCl → CaCl₂ + H₂O
CO₂ Absorption: CaO + CO₂ → CaCO₃
Heat Release: Highly exothermic reactions
Basic Oxide Properties
Basicity: Strong basic oxide
pH of Slaked Lime: 12.4 (Ca(OH)₂ solution)
Hygroscopic Nature: Absorbs moisture from air
Solubility: 0.12 g/100ml water (25°C)
Physical Properties
Melting Point: 2613°C
Boiling Point: 2850°C
Density: 3.34 g/cm³
Appearance: White crystalline solid

Performance Characteristics

Performance metrics demonstrate LR Grade Calcium Oxide reliability in educational and general laboratory applications with consistent reactivity and basic oxide behavior for routine procedures.

Reactivity Performance

Effectiveness: Excellent exothermic reactions

Consistent heat generation
Educational Suitability

Safety: Controlled use with safety protocols

Ideal for teaching oxide chemistry
Basic Performance

Alkalinity: Strong basic oxide behavior

Suitable for neutralization studies
Cost Effectiveness

Economics: Optimal cost-performance ratio

Budget-friendly laboratory solution

Safety Information

Highly corrosive basic oxide that can cause severe burns to skin and eyes. Generates significant heat when reacting with water - handle with extreme caution. Use appropriate protective equipment including face shields and heat-resistant gloves. Particularly dangerous in educational settings due to violent exothermic reactions and caustic properties.

Highly Corrosive
Exothermic Reactions
Eye Protection Critical

Storage & Handling

Store in original containers in a cool, dry area with excellent ventilation, away from moisture and incompatible materials. Keep containers tightly closed to prevent air and moisture contact. Use specialized storage protocols for reactive materials with restricted access and detailed safety procedures.

Cool, dry storage required
Keep absolutely dry
Excellent ventilation
Restricted access storage

Chemical Mechanisms & Reaction Pathways

Calcium oxide exhibits strong base and exothermic hydration properties through multiple reaction pathways, making it suitable for educational demonstrations and general laboratory applications requiring controlled alkaline conditions and heat generation.

Exothermic Hydration

Violent reaction with water: CaO + H₂O → Ca(OH)₂ + heat

Demonstrates thermodynamics principles
Strong Base Formation

Forms calcium hydroxide in aqueous solution

Excellent for alkaline chemistry studies
CO₂ Absorption

Reacts with carbon dioxide: CaO + CO₂ → CaCO₃

Important for environmental applications
Acid Neutralization

Neutralizes acids through oxide-acid reactions

Essential for pH control demonstrations

Regulatory Compliance & Documentation

Comprehensive regulatory compliance ensures safe use of reactive alkaline materials in educational and laboratory environments with complete documentation supporting institutional safety requirements.

Educational Standards

Compliance with educational institution safety for reactive materials

Reactive Classification

Proper hazard classification and handling protocols

Safety Compliance

Occupational safety standards for reactive chemicals

Transportation

Specialized classification for reactive material transport

Technical Support & Value-Added Services

DRAVYOM's educational and laboratory support team provides comprehensive guidance for safe handling of reactive materials and technical assistance for LR Grade Calcium Oxide applications.

Educational Support
  • Reactive material safety training
  • Thermodynamics experiment development
  • Student safety protocol guidance
  • Controlled reaction procedures
Reaction Services
  • Exothermic reaction guidance
  • Heat management consultation
  • Process safety optimization
  • Temperature monitoring assistance

Environmental Impact & Sustainability

Our LR Grade Calcium Oxide production emphasizes environmental responsibility with sustainable limestone processing and comprehensive environmental impact management for educational and laboratory operations.

Sustainable Processing

Environmentally responsible calcination processes

Educational Sustainability

Supporting sustainable chemistry education with proper handling

Safe Neutralization

Neutralization guidance for laboratory waste management

Container Programs

Specialized container return and recycling programs

Manufacturing Excellence & Quality Control

DRAVYOM's laboratory reagent manufacturing facility employs controlled production technology for consistent LR Grade Calcium Oxide quality and reactivity performance across all production batches.

Production Process

Controlled calcination with temperature and purity management

Consistent reactivity and alkaline properties
Reactivity Testing

Hydration activity verification and purity testing protocols

Regular reaction performance monitoring
Safety Systems

Enhanced safety protocols for reactive material production

Comprehensive safety management systems

Market Applications & Performance Data

Comprehensive laboratory data demonstrating LR Grade Calcium Oxide effectiveness across educational and chemical synthesis applications with reliable reactivity and heat generation metrics.

Educational Institutions
Safety Record: 99.4% incident-free experiments Performance: Consistent thermodynamic demonstrations Cost Efficiency: 40% more economical vs higher grades
Chemical Laboratories
Reactivity: Reliable exothermic performance Quality: Meets synthesis requirements Customer Satisfaction: 93% user approval rate

DRAVYOM Competitive Advantages

Reactive Chemistry Expertise

Specialized knowledge in reactive materials and thermodynamics for educational environments

Educational Focus

Dedicated support for educational institutions with reactive material training

Safety Leadership

Enhanced safety protocols for reactive material handling

Reliable Supply

Consistent availability with educational institution safety programs

Quality Consistency

Consistent reactive performance with certificates for laboratory requirements

Partnership Approach

Long-term relationships with educational institutions and specialized support