Ar Ammonium Oxalate
Analytical Precipitant
Analytical Reagent

AR Grade Ammonium Oxalate ((NH₄)₂C₂O₄)

Analytical Reagent grade ammonium oxalate manufactured for calcium determination, analytical chemistry, and precipitation reactions. Our AR grade ammonium oxalate provides reliable precipitating properties for research applications, analytical procedures, and precise calcium analysis in laboratory experiments.

  • Analytical Grade Purity
  • Calcium Determination
  • Precipitation Reactions
  • Research Laboratory Use
  • Analytical Chemistry Applications
  • High Solubility
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Technical Specifications

Chemical Formula: (NH₄)₂C₂O₄·H₂O
CAS Number: 6009-70-7
EINECS Number: 227-861-3
Purity (Assay): ≥99.0% (AR Grade)
Physical State: White crystalline powder
Molecular Weight: 142.11 g/mol
Solubility (Water): 40 g/L at 20°C
Melting Point: 70°C (decomposes)
pH (5% solution): 6.0 - 7.0
Heavy Metals (as Pb): ≤ 0.001%
Insoluble Matter: ≤ 0.005%
Chloride (Cl): ≤ 0.003%
Sulfate (SO₄): ≤ 0.005%
Iron (Fe): ≤ 0.0005%
Storage Temperature: 15-25°C, dry place

Applications

Calcium Precipitation Analysis
Gravimetric Determinations
Analytical Chemistry
Qualitative Analysis
Solution Preparation
Standard Solutions
Educational Laboratories
Quality Control Testing
Environmental Analysis
Mineral Analysis
Pharmaceutical Testing
Research Applications

Industry-Specific Grades

DRAVYOM offers specialized ammonium oxalate grades tailored for specific analytical requirements, ensuring optimal performance and regulatory compliance across diverse laboratory applications.

AR Grade (Analytical Reagent)
Purity: ≥99.0% Heavy Metals: ≤ 0.001% Insoluble Matter: ≤ 0.005% Application: General analytical procedures
ACS Grade (Certified)
Purity: ≥99.0% Iron: ≤ 0.0005% Chloride: ≤ 0.003% Application: ACS certified analytical work
Trace Metal Grade
Purity: ≥99.5% Metal Impurities: ≤ 0.1 ppm each Total Metals: ≤ 1 ppm Application: ICP-MS, AAS analysis
Gravimetric Grade
Purity: ≥99.8% Gravimetric Factor: 0.3803 Moisture: ≤ 0.02% Application: Precise gravimetric analysis

Quality Standards

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

ISO 9001:2015 Certified Manufacturing
ACS Grade Specifications
≥99.0% Accurate Purity
Advanced Analytical Testing
Gravimetric Analysis Precision
Batch-to-Batch Consistency
Traceable Certificate of Analysis
Temperature-Controlled Logistics

Advanced Chemical Properties & Performance

AR Grade Ammonium Oxalate exhibits exceptional complexing properties essential for analytical applications. Its ultra-pure composition ensures reliable performance in precipitation reactions, complexometric titrations, and metal analysis procedures.

Complexing Properties
Chelating Ability: Strong metal complexation
Precipitation Efficiency: 99.8% calcium recovery
Complex Stability: High formation constants
Selectivity: Specific for alkaline earth metals
Physical Properties
Appearance: White crystalline powder
Solubility (H₂O, 20°C): 3.4 g/100 mL
Decomposition: Decomposes at 70°C
Crystal System: Monoclinic
Analytical Performance
Titration Accuracy: ±0.02% relative
Precipitation Completeness: 99.9% metal recovery
Blank Value: ≤0.0005 meq/g
Interference: Minimal matrix effects
Purity Specifications
Assay: ≥99.0%
Heavy Metals: ≤0.001%
Chloride: ≤0.001%
Sulfate: ≤0.005%
Stability Properties
Shelf Life: 5 years (unopened)
Thermal Stability: Stable up to 60°C
Light Sensitivity: Store in dark conditions
Container Compatibility: Glass, HDPE containers

Performance Characteristics

Detailed performance metrics demonstrate AR Grade Ammonium Oxalate superiority in analytical applications with exceptional precipitation efficiency, complexation selectivity, and reproducibility across metal analysis procedures.

Precipitation Efficiency

Metal recovery: 99.8% for calcium analysis

Superior quantitative precipitation
Complexation Selectivity

Specific binding: Alkaline earth metals

Excellent analytical selectivity
Titration Precision

Accuracy: ±0.02% relative deviation

Outstanding analytical precision
Working Range

Temperature: 20-60°C operational

Wide analytical temperature range
Batch Consistency

Variation: ±0.03% between batches

Outstanding lot-to-lot reproducibility
Solution Stability

Stable for 24 hours in aqueous solution

Extended working solution stability

Safety Information

Handle with standard laboratory precautions. May cause mild eye and skin irritation. Oxalate compounds can be toxic if ingested in large quantities. Use appropriate protective equipment including safety goggles, gloves, and lab coats. Ensure adequate ventilation and avoid dust inhalation.

Mild Irritant
Avoid Ingestion
Avoid Dust Inhalation

Storage & Handling

Store in original containers in a cool, dry place away from light and moisture. Keep containers tightly closed to prevent degradation. Use in well-ventilated areas and avoid dust generation during handling. Store away from strong acids and bases.

Cool, dry storage (15-25°C)
Protect from light
Airtight containers only
Adequate ventilation required

Chemical Mechanisms & Reaction Pathways

Ammonium oxalate exhibits chelation properties and precipitation reactions through multiple pathways, making it suitable for analytical applications requiring controlled metal ion removal and gravimetric analysis procedures.

Metal Chelation

Oxalate ions form stable chelate complexes with metal cations

Selective metal ion removal
Precipitation Reactions

Controlled precipitation: M²⁺ + C₂O₄²⁻ → MC₂O₄↓

Gravimetric analysis applications
Thermal Decomposition

Controlled decomposition for metal oxide formation

Analytical standard preparation
Solubility Control

pH-dependent solubility for selective separations

Controlled analytical conditions
Complexometric Titration

Standardized analytical procedures for metal determination

Precise analytical quantification

Regulatory Compliance & Documentation

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

ACS Specifications

American Chemical Society analytical reagent standards compliance

ISO 6353 Standard

International standard for reagent specifications and testing

USP Grade Available

United States Pharmacopeia specifications for pharmaceutical analysis

REACH Registration

European Union chemical regulation compliance

EPA Method Support

Validated for EPA environmental analytical methods

SDS Documentation

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

Technical Support & Value-Added Services

DRAVYOM's analytical chemistry team provides comprehensive chelation method support, troubleshooting assistance, and analytical services to optimize AR Grade Ammonium Oxalate performance in your specific analytical applications.

Chelation Method Development
  • Metal chelation optimization protocols
  • Precipitation condition development
  • pH control guidance
  • Selectivity enhancement techniques
Analytical Services
  • Certificate of Analysis verification
  • Custom purity analysis
  • Metal content testing
  • Solubility validation
Technical Support
  • Gravimetric analysis consultation
  • Safe handling and storage training
  • Method transfer support
  • Laboratory safety protocols
Performance Services
  • Method validation support
  • System suitability testing
  • Stability studies
  • Quality assurance consultation

Environmental Impact & Sustainability

Our AR Grade Ammonium Oxalate production emphasizes environmental responsibility through sustainable manufacturing practices, controlled waste management, and comprehensive environmental impact management for analytical laboratory operations.

Waste Minimization

Controlled precipitation reducing chemical waste

Safe Disposal

Comprehensive disposal and neutralization guidance

Clean Production

Energy-efficient crystallization with emission controls

Water Treatment

Proper treatment of oxalate-containing wastewaters

ISO 14001

Environmental management system certified production

Container Recycling

Glass container return and recycling programs

Manufacturing Excellence & Quality Control

DRAVYOM's state-of-the-art analytical reagent manufacturing facility employs advanced crystallization technology with continuous monitoring systems to ensure consistent AR Grade Ammonium Oxalate quality and performance across all production batches.

Production Process

Controlled crystallization with high-purity oxalic acid and ammonia

Precise crystal formation and purity control
Quality Testing

20-point analytical testing protocol including purity, metals, and pH

ICP-MS verification and gravimetric analysis
Quality Systems

ISO 9001:2015 quality management with analytical laboratory accreditation

Continuous improvement and method validation
Packaging Control

Moisture-controlled packaging with desiccant protection

Stability preservation and contamination prevention

Market Applications & Performance Data

Comprehensive analytical laboratory data demonstrating AR Grade Ammonium Oxalate effectiveness across diverse applications with quantified performance metrics and analytical method validations.

Chelation Applications
Chelation efficiency: >99% for Ca²⁺, Mg²⁺ Selectivity: High for alkaline earth metals Stability constants: Verified analytical values
Gravimetric Analysis
Precipitation yield: >99.5% quantitative Crystal formation: Controlled morphology Drying temperature: 105°C optimal
Solution Quality
Solubility: 2.5 g/100 mL at 20°C pH stability: 6.5-7.5 range Clarity: Crystal clear solutions
Validation Data
Method validation: USP <621> compliant Stability: 3+ years proven shelf life Reproducibility: <0.02% RSD batch-to-batch

DRAVYOM Competitive Advantages

Ultra-Pure Chelating Agent

Purity >99.5%, metals <5 ppm, guaranteed analytical performance

Gravimetric Excellence

Quantitative precipitation with controlled crystal morphology

Multi-Standard Compliance

ACS, USP, and ISO specifications with comprehensive documentation

Reliable Supply Chain

Consistent availability with moisture-controlled packaging

Analytical Expertise

Analytical chemistry support team with chelation specialists

Controlled Environmental Impact

Responsible manufacturing with proper waste management