Ar Fehlings Solution A
Analytical Solution
Analytical Reagent

Fehling's Solution A

Analytical Reagent grade Fehling's Solution A manufactured for reducing sugar analysis, Benedict's test, and carbohydrate detection. Our AR grade solution provides reliable copper-based reagent properties for biochemical testing, qualitative analysis, and analytical chemistry procedures.

  • Analytical Grade Purity
  • Reducing Sugar Detection
  • Biochemical Testing
  • Research Laboratory Use
  • Ready-to-Use Solution
  • Standardized Concentration

Technical Specifications

Chemical Composition: Copper Sulfate (CuSO₄·5H₂O) Solution
CAS Number: 7758-99-8
Concentration: 3.46% w/v CuSO₄·5H₂O
Physical State: Blue aqueous solution
pH Range: 3.5-4.5
Specific Gravity: 1.02-1.03 (25°C)
Copper Content: 0.886% w/v (as Cu)
Free Acid: ≤ 0.01% (as H₂SO₄)
Iron (Fe): ≤ 0.001%
Chloride (Cl): ≤ 0.001%
Heavy Metals (as Pb): ≤ 0.001%
Reducing Sugar Test: Optimized for Benedict's reaction
Storage Temperature: 15-25°C
Shelf Life: 2 years from manufacture
Packaging Options: 100ml, 250ml, 500ml glass bottles

Applications

Reducing Sugar Detection
Fehling's Test
Educational Chemistry Labs
Biochemical Analysis
Qualitative Analysis
Food Chemistry Testing
Carbohydrate Analysis
Pharmaceutical Testing
Quality Control Testing
Industrial Analysis
Research Applications
Academic Research

Industry-Specific Grades

DRAVYOM offers specialized Fehling's Solution A grades tailored for specific analytical and research requirements, ensuring optimal reducing sugar detection performance and regulatory compliance across diverse laboratory applications.

AR Grade (Analytical Reagent)
Copper Content: 0.886% w/v Heavy Metals: ≤ 0.001% pH: 3.5-4.5 Application: General analytical procedures
ACS Grade (Certified)
Purity: ≥ 99.5% Iron Content: ≤ 0.001% Free Acid: ≤ 0.01% Application: ACS certified analytical work
Biochemical Grade
Purity: ≥ 99.8% Sugar Detection: Optimized Documentation: Complete COA Application: Biochemical analysis
Educational Grade
Concentration: Standard Safety: Student-safe formulation Packaging: Teaching quantities Application: Educational laboratories

Quality Standards

DRAVYOM's AR Grade Fehling's Solution A is manufactured under stringent quality control protocols, meeting international analytical standards including ACS, ISO, and pharmacopoeia specifications. Our analytical-grade production ensures consistent reducing sugar detection performance and regulatory compliance.

ISO 9001:2015 Certified Manufacturing
ACS Grade Specifications
Precise Sugar Detection
Advanced Purity Testing
Consistent Copper Content
Batch-to-Batch Consistency
Traceable Certificate of Analysis
Temperature-Controlled Storage

Advanced Chemical Properties & Performance

AR Grade Fehling's Solution A exhibits exceptional reducing sugar detection properties essential for qualitative and quantitative carbohydrate analysis. Its ultra-pure copper sulfate composition ensures reliable performance in Benedict's test, aldose detection, and sugar identification procedures requiring precise redox reactions.

Chemical Composition
Active Component: Copper(II) sulfate pentahydrate
Concentration: 69.3 g/L CuSO₄·5H₂O
Oxidation State: Cu²⁺ (cupric)
Working Molarity: 0.278 M copper sulfate
Physical Properties
Appearance: Clear blue solution
pH: 3.5-4.5 (acidic)
Density: 1.07 g/mL at 25°C
Conductivity: High ionic conductivity
Analytical Performance
Detection Range: 0.1-10% reducing sugars
Reaction Temperature: 100°C (boiling required)
Reaction Time: 2-5 minutes heating
Precipitate Formation: Cu₂O brick-red precipitate
Quality Specifications
Copper Content: 17.5 ± 0.2 g/L Cu²⁺
Sulfate: 48.0 ± 1.0 g/L SO₄²⁻
Heavy Metals: ≤0.001% (excluding Cu)
Chloride: ≤0.001%
Stability Properties
Shelf Life: 2 years (unopened)
Working Life: 6 months after opening
Temperature Stability: Stable 15-30°C
Light Sensitivity: Minimal photodegradation

Performance Characteristics

Detailed performance metrics demonstrate AR Grade Fehling's Solution A superiority in reducing sugar detection with exceptional sensitivity, reliable precipitation formation, and reproducible results across diverse carbohydrate analysis applications.

Visual Detection

Precipitate: Bright brick-red Cu₂O formation

Clear positive identification
Sugar Sensitivity

Detection limit: 0.1% reducing sugars

High analytical sensitivity
Reaction Consistency

Temperature: Reliable at boiling point

Consistent reaction conditions
Reaction Speed

Analysis time: 2-5 minutes heating

Rapid analytical procedure
Batch Consistency

Variation: ±1% between batches

Outstanding lot-to-lot reproducibility
Quantitative Accuracy

Precision: ±2% for sugar determination

Reliable quantitative results

Safety Information

Contains copper compounds - may cause eye and skin irritation. Harmful if ingested. Use appropriate protective equipment including safety goggles and gloves. Avoid skin contact and inhalation. Ensure adequate ventilation and wash thoroughly after handling.

Irritant
Eye Protection Required
Wash After Handling

Storage & Handling

Store in original containers at room temperature away from incompatible materials. Keep containers tightly closed to prevent evaporation and contamination. Mix with Fehling's Solution B only immediately before use. Store separately from alkaline solutions.

Room temperature storage (15-30°C)
Prevent contamination
Keep tightly sealed
Store separately from Solution B

Chemical Mechanisms & Reaction Pathways

Fehling's Solution A functions as an oxidizing reagent through copper(II) complex mechanisms, enabling selective aldehyde detection and reducing sugar analysis with predictable redox reaction pathways.

Copper Complex Formation

Cu²⁺ sulfate forms stable coordination complexes in alkaline medium

Blue copper(II) solution for oxidation reactions
Aldehyde Oxidation

Selective oxidation of aldehydes to carboxylates with Cu²⁺ reduction

Red Cu₂O precipitate formation mechanism
Reducing Sugar Detection

Quantitative detection of glucose, fructose, and other reducing sugars

Colorimetric analysis for sugar determination
Redox Stoichiometry

Precise 2:1 copper to aldehyde reaction stoichiometry

Quantitative analysis capability for sugar content

Regulatory Compliance & Documentation

Comprehensive regulatory compliance ensures global analytical laboratory access with complete documentation packages supporting international food analysis standards and carbohydrate method validations.

ACS Specifications

American Chemical Society analytical reagent standards compliance

AOAC Methods

Association of Official Analytical Chemists food analysis protocols

USP Standards

United States Pharmacopeia specifications for pharmaceutical analysis

REACH Registration

European Union chemical regulation compliance

FDA Method Support

Validated for FDA food analysis and nutritional testing methods

SDS Documentation

Multi-language Safety Data Sheets (16 sections, GHS compliant)

Technical Support & Value-Added Services

DRAVYOM's analytical chemistry team provides comprehensive reducing sugar analysis support, Fehling's test optimization, and carbohydrate method development services for food and pharmaceutical applications.

Sugar Analysis Methods
  • Reducing sugar quantification protocols
  • Fehling's test standardization procedures
  • Colorimetric analysis optimization
  • Sugar content validation methods
Analytical Services
  • Reagent stability verification
  • Copper content standardization
  • Method precision assessment
  • Sugar analysis troubleshooting
Technical Support
  • Food analysis consultation
  • Method development training
  • Quality control protocols
  • Laboratory safety guidance
Supply Solutions
  • Standardized reagent concentrations
  • Custom solution preparations
  • Stability-optimized packaging
  • Global food analysis supply network

Environmental Impact & Sustainability

Our Fehling's Solution A production emphasizes environmental responsibility through sustainable copper chemistry practices, minimal waste generation, and comprehensive environmental impact management for analytical applications.

Clean Production

Environmentally conscious copper sulfate purification processes

Copper Recovery

Metal recovery programs and copper waste recycling systems

Efficient Manufacturing

Optimized copper solution preparation with minimal environmental impact

Safe Disposal

Comprehensive copper solution disposal and neutralization guidance

ISO 14001

Environmental management system certified production

Container Recycling

Glass container return and recycling programs

Manufacturing Excellence & Quality Control

DRAVYOM's analytical reagent manufacturing facility employs precise copper chemistry technology with continuous monitoring systems to ensure consistent Fehling's Solution A quality and analytical performance across all production batches.

Solution Preparation

Precise copper sulfate dissolution with controlled concentration standardization

Accurate molarity control and pH optimization
Quality Testing

15-point analytical testing including copper content, pH, and reagent activity

ICP verification and colorimetric performance testing
Quality Systems

ISO 9001:2015 quality management with food analysis method validation

Continuous improvement and batch consistency monitoring
Packaging Control

Chemical-resistant containers with proper closure systems

Stability preservation and contamination prevention

Market Applications & Performance Data

Comprehensive analytical laboratory data demonstrating Fehling's Solution A effectiveness across diverse sugar analysis applications with quantified performance metrics and method validations.

Food Analysis Applications
Detection Limit: 0.1% reducing sugar content Precision: ±2% RSD in sugar determinations Recovery: 98-102% for standard sugar solutions
Research Institutions
Method Publications: 300+ cited analytical procedures Reproducibility: >99.0% inter-lab agreement Innovation: Advanced carbohydrate analysis protocols
Quality Control Labs
Reliability: 99.5% batch consistency Audit Success: 100% regulatory compliance Efficiency: 30% faster sugar analysis procedures

DRAVYOM Competitive Advantages

Superior Reagent Performance

Consistently reliable copper content with exceptional reducing sugar detection accuracy for food and pharmaceutical analysis

Reliable Supply

Guaranteed availability with strategic inventory management and analytical-grade reagent production scheduling

Analytical Expertise

Dedicated food analysis chemistry team provides method development and sugar analysis troubleshooting support

Quality Assurance

Traceable certificates with comprehensive reagent performance data and sugar analysis method validation support

Global Standards

International compliance with ACS, AOAC, and FDA specifications for worldwide analytical acceptance

Partnership Approach

Collaborative relationships with food analysis laboratories and custom sugar analysis method development services