Silica Gel - L.R. Grade
Laboratory Adsorbent
Laboratory Reagent

LR Grade Silica Gel (SiO₂)

Laboratory Reagent grade Silica Gel manufactured for chromatography, desiccant applications, and educational experiments. Our LR grade SiO₂ provides reliable adsorbent material for standard laboratory work, teaching applications, and analytical procedures.

  • Laboratory Grade Purity
  • Excellent Adsorption Properties
  • Chromatography Applications
  • Desiccant Properties
  • Cost-Effective Laboratory Solution
  • Consistent Quality & Performance
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Technical Specifications

Chemical Composition: SiO₂·nH₂O (amorphous)
CAS Number: 7631-86-9
Physical State: Granular or beaded solid
Color: White to translucent
Particle Size: 0.5-2.0 mm (mesh 8-30)
Surface Area: 300-800 m²/g
Pore Volume: 0.35-1.2 cm³/g
Moisture Capacity: 35-40% at 20°C, 80% RH
Bulk Density: 0.6-0.8 g/cm³
pH (10% slurry): 3.5-4.5
Loss on Ignition: ≤ 7.0% (at 1000°C)
Chloride Content: ≤ 0.005%
Heavy Metals: ≤ 0.001%
Regeneration Temperature: 120-180°C
Storage Conditions: Dry place, sealed containers
Packaging Options: 500g, 1kg, 5kg, 25kg containers

Applications

Educational Laboratories
Moisture Absorption
Chromatography
Desiccant Applications
Column Chromatography
Teaching & Training
Gas Drying
Sample Preparation
Storage Protection
Quality Control
Solvent Purification
Student Experiments

Industry-Specific Grades

DRAVYOM offers specialized silica gel grades tailored for different laboratory and educational requirements, ensuring optimal drying performance and cost-effectiveness across diverse adsorption and chromatographic applications.

LR Grade (Laboratory Reagent)
Surface Area: 300-500 m²/g Moisture Capacity: 35-40% Heavy Metals: ≤ 0.001% Application: General laboratory, educational use
Chromatographic Grade
Surface Area: 500-800 m²/g Uniform particle size High separation efficiency Application: Column chromatography
Industrial Grade
Surface Area: 300-400 m²/g Cost-effective solution Bulk applications Application: Gas drying, storage
Analytical Grade
Surface Area: 600-800 m²/g Ultra-low impurities Reproducible performance Application: Precise analysis

Quality Standards

DRAVYOM's LR Grade Silica Gel is manufactured under stringent quality control protocols, meeting laboratory reagent specifications for educational and analytical applications. Our production ensures consistent drying performance and safety compliance.

ISO 9001:2015 Certified Manufacturing
Laboratory Reagent Standards
Consistent Moisture Absorption
Surface Area Testing Protocol
Educational Grade Compliance
Reliable Desiccant Performance
Certificate of Analysis
Moisture-Protected Transportation

Advanced Chemical Properties & Performance

LR Grade Silica Gel exhibits excellent adsorption properties and surface characteristics, making it suitable for educational demonstrations and general laboratory applications requiring controlled moisture removal and chromatographic separations.

Adsorption Properties
Surface Area: 300-750 m²/g
Pore Size: 2-50 nm (mesoporous)
Water Capacity: 35-40% by weight
Adsorption Mechanism: Physical adsorption
Surface Chemistry
Active Sites: Silanol (Si-OH) groups
Surface Polarity: Polar, hydrophilic
pH Range: Stable pH 2-8
Regeneration: 120-150°C heating
Physical Properties
Particle Size: 0.2-0.5 mm (typical)
Bulk Density: 0.4-0.5 g/cm³
Thermal Stability: Stable up to 400°C
Chemical Composition: SiO₂ (>99%)

Performance Characteristics

Performance metrics demonstrate LR Grade silica gel reliability in educational and general laboratory applications with consistent adsorption capacity and regeneration performance for routine drying procedures.

Drying Performance

Effectiveness: Rapid moisture removal capability

Consistent water adsorption capacity
Educational Suitability

Safety: Non-toxic and safe for students

Ideal for teaching adsorption concepts
Regeneration Performance

Strength: Multiple use cycles possible

Cost-effective through regeneration
Cost Effectiveness

Economics: Long-lasting drying agent

Budget-friendly laboratory solution

Safety Information

Generally safe silica-based desiccant with minimal health risks under normal laboratory conditions. Avoid inhalation of dust particles. Non-toxic when handled properly but may cause mild respiratory irritation if dust is inhaled. Ideal for educational settings with standard laboratory safety protocols.

Generally Safe
Avoid Dust Inhalation
Educational Safe

Storage & Handling

Store in tightly closed containers in a dry area to maintain effectiveness. Once saturated, can be regenerated by heating. Compatible with most materials. Use appropriate storage equipment and maintain proper inventory management for educational institutions.

Store in dry conditions
Tightly sealed containers
Regenerate at 120-150°C
Compatible with most materials

Chemical Mechanisms & Reaction Pathways

Silica gel exhibits adsorption properties and surface chemistry through multiple interaction pathways, making it suitable for educational demonstrations and laboratory applications requiring controlled moisture and compound separation.

Moisture Adsorption

Physical adsorption: H₂O molecules bind to Si-OH surface groups

Ideal for desiccation demonstrations
Chromatographic Separation

Selective adsorption based on molecular polarity

Educational demonstration of separation techniques
Surface Chemistry

Silanol (Si-OH) and siloxane (Si-O-Si) groups

Standard for surface interaction studies
Chemical Stability

Inert behavior under normal laboratory conditions

Important for separation and purification

Regulatory Compliance & Documentation

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

Educational Standards

Compliance with educational institution safety for silica materials

Dust Control

Proper dust management and inhalation prevention protocols

Safety Compliance

Standard laboratory safety protocols for silica compounds

Laboratory Standards

Meets chromatographic and desiccant grade specifications

Technical Support & Value-Added Services

DRAVYOM's educational and laboratory support team provides comprehensive guidance for separation techniques and proper use of silica gel in educational and analytical settings.

Educational Support
  • Chromatography training programs
  • Separation technique demonstrations
  • Desiccation procedure guidance
  • Surface chemistry training
Separation Services
  • Chromatographic method protocols
  • Purification consultation
  • Desiccation optimization
  • Quality control guidance

Environmental Impact & Sustainability

Our silica gel production emphasizes environmental responsibility with minimal environmental impact and comprehensive waste management for educational and laboratory operations.

Regeneration

Thermal regeneration for repeated use cycles

Educational Sustainability

Supporting sustainable separation chemistry education

Safe Disposal

Environmentally safe disposal as inert silica material

Reusable Systems

Desiccant regeneration and reuse programs

Manufacturing Excellence & Quality Control

DRAVYOM's laboratory reagent manufacturing facility employs controlled production technology for consistent silica gel quality and adsorption performance across all production batches.

Production Process

Controlled silica gel production with surface area and pore size management

Consistent adsorption properties and surface characteristics
Adsorption Testing

Moisture capacity verification and surface area testing

Regular adsorption performance monitoring
Quality Systems

Enhanced quality protocols for separation applications

Comprehensive silica material management

Market Applications & Performance Data

Comprehensive laboratory data demonstrating silica gel effectiveness across educational and analytical applications with reliable adsorption and separation performance metrics.

Educational Institutions
Safety Record: 99.9% incident-free separation experiments Performance: Consistent chromatographic demonstrations Cost Efficiency: 60% more economical vs commercial preparations
Analytical Laboratories
Adsorption Capacity: Reliable moisture control Quality: Meets chromatographic standards Customer Satisfaction: 98% user approval rate

DRAVYOM Competitive Advantages

Separation Chemistry Expertise

Specialized knowledge in silica gel production and chromatographic applications

Educational Focus

Dedicated support for educational institutions with separation technique training

Quality Leadership

Enhanced quality protocols specifically designed for separation applications

Reliable Supply

Consistent availability with chromatographic grade assurance

Quality Consistency

Consistent adsorption performance with certificates for analytical applications

Partnership Approach

Long-term relationships with educational institutions and separation support