EUROLAB
impurity-profiling
Impurity Profiling EMA Guideline on Genotoxic Impurities in PharmaceuticalsEMA Reflection Paper on Low Level ImpuritiesFDA Guidance: Microbial Impurities and Endotoxin LevelsFDA Guidance: Threshold of Toxicological Concern (TTC) for ImpuritiesFDA ICH M3(R2): Impurities in Safety StudiesFDA Q&A on Impurities in Generic Drug ApplicationsFDA Q&A: Managing Impurities in Complex APIsICH E14: QT Interval Evaluation and Impurity ImpactICH M7: Mutagenic Impurity Risk AssessmentICH Q10: Pharmaceutical Quality System for Impurity ManagementICH Q11: Impurity Control Strategy in Drug Substance DevelopmentICH Q12: Lifecycle Management of Impurity Control StrategyICH Q1E: Evaluation of Stability Data Related to Impurity FormationICH Q2(R1): Validation of Analytical Methods for Impurity TestingICH Q3A: Organic Impurity Profiling in Drug SubstancesICH Q3B: Impurity Testing in Finished Drug ProductsICH Q3C: Residual Solvent ProfilingICH Q3D: Elemental Impurity Risk AssessmentICH Q3F: Impurity Guidelines for Biotechnology ProductsICH Q4B: Harmonization of Analytical Procedures for Impurity TestingICH Q5C: Impurity Monitoring in Biotechnological ProductsICH Q6A: Specifications and Acceptance Criteria for ImpuritiesICH S3A: Impurities Arising from Degradation ProductsICH S6: Biotech Product Impurity ProfilingICH S7A: Safety Pharmacology Impurity EvaluationICH S9: Impurities in Oncology ProductsISO 10993-18: Chemical Characterization and Impurity AnalysisISO 17025: Accreditation for Impurity Testing LaboratoriesJP General Rule 2.60: Limit Test for ImpuritiesPh. Eur. 2.2.28: Gas Chromatography for Impurity DetectionPh. Eur. 2.2.38: Thin-Layer Chromatography for ImpuritiesPh. Eur. 2.2.46: Chromatographic Separation for Impurity AnalysisPh. Eur. 2.4.14: Determination of Inorganic ImpuritiesPh. Eur. 2.4.20: Limit Test for Heavy Metals in ImpuritiesPh. Eur. 2.4.24: Related Substances by HPLC in APIsPh. Eur. 2.4.29: Limit Test for Sulfated Ash ImpuritiesPh. Eur. 2.5.13: Oxidizing Impurity TestsPh. Eur. 2.9.40: Uniformity of Dosage Units and Related ImpuritiesPh. Eur. 5.10: Control of Impurities in Substances for Pharmaceutical UsePh. Eur. 5.4: Impurities in Radiopharmaceutical PreparationsUSP <1010>: Analytical Data Integrity in Impurity ReportingUSP <1031>: The Biocompatibility of Materials and ImpuritiesUSP <1051>: Cleaning Validation Limits and Residual ImpuritiesUSP <1058>: Analytical Instrument Qualification for Impurity StudiesUSP <1078>: Good Manufacturing Practices for Impurity ReductionUSP <1085>: Evaluation of Impurity Method PerformanceUSP <1086>: Impurities in Drug SubstancesUSP <1088>: Forced Degradation Studies for Impurity CharacterizationUSP <1091>: Impurity Isolation and Characterization TechniquesUSP <1099>: Acceptable Analytical Performance CriteriaUSP <1121>: Bulk Pharmaceutical Chemicals and Impurity HandlingUSP <1151>: Pharmaceutical Dosage Forms and Impurity ConsiderationUSP <1191>: Stability Testing of Compounded PreparationsUSP <1222>: Terminal Sterilization Impact on ImpuritiesUSP <1224>: Transfer of Impurity Test ProceduresUSP <1225>: Validation of Compendial Procedures for ImpuritiesUSP <1226>: Verification of Compendial Procedures for Impurity DetectionUSP <1231>: Water for Pharmaceutical Purposes and Impurity EffectsUSP <1232>: Water Activity and Impurity StabilityUSP <1241>: Capsules and Shell Impurity InteractionUSP <1251>: Weighing on Analytical Balances for Micro-ImpuritiesUSP <161>: Transdermal Delivery Systems and Impurity ControlUSP <197>: Spectrophotometric Identification of ImpuritiesUSP <233>: Elemental Impurities Profiling Using ICP-MSUSP <41>: Balances Used for Impurity Weight DeterminationUSP <466>: Identification and Quantification of DegradantsUSP <467>: Residual Solvent Testing in APIs and ExcipientsUSP <476>: Impurity Profiling for New Drug ApplicationsUSP <621>: Chromatography Conditions for Impurity IdentificationUSP <730>: Plasma Spectrochemistry for Impurity ProfilingUSP <791>: pH Determination Impact on Impurity SolubilityUSP <797>: Sterile Compounding and Impurity ControlUSP <800>: Hazardous Drug Handling Based on Impurity RiskUSP <851>: Spectrophotometry and Light Scattering for ImpuritiesUSP <853>: Atomic Absorption Spectroscopy for Trace ImpuritiesUSP <857>: UV-Vis Spectroscopy for Impurity QuantificationUSP <85>: Bacterial Endotoxin Limits Related to Impurity SafetyUSP <891>: Nuclear Magnetic Resonance (NMR) for Structural ElucidationUSP <905>: Content Uniformity Related to ImpuritiesUSP <905>: Uniformity of Dosage Units Affected by ImpuritiesUSP <941>: Characterization of Impurity Solubility and pKaWHO TRS 970 Annex 2: Impurity Control in Medicines

Comprehensive Guide to Eurolabs Impurity Profiling Laboratory Testing Service

Impurity Profiling is a critical laboratory test that ensures the quality and safety of various products, including pharmaceuticals, cosmetics, food, and chemicals. This testing service is governed by several international and national standards, which are regularly updated to reflect new scientific knowledge and technological advancements.

Relevant Standards:

  • ISO 17025 (General requirements for the competence of testing and calibration laboratories)
  • ASTM E1359-18 (Standard Practice for Preparation of Samples for Determination of Impurities in Reagents by Liquid Chromatography with Mass Spectrometry)
  • EN 14638 (Pharmaceuticals - Impurity profiling)
  • TSE (Turkish Standards Institution) 1115 (Foodstuffs - Sampling)
  • International and National Standards:

    The following standards apply to Impurity Profiling testing:

  • ISO/IEC 17025 (General requirements for the competence of testing and calibration laboratories)
  • ASTM E1359-18 (Standard Practice for Preparation of Samples for Determination of Impurities in Reagents by Liquid Chromatography with Mass Spectrometry)
  • EN 14638 (Pharmaceuticals - Impurity profiling)
  • TSE 1115 (Foodstuffs - Sampling)
  • Standard Development Organizations:

    Several organizations contribute to the development and maintenance of standards:

  • International Organization for Standardization (ISO)
  • American Society for Testing and Materials (ASTM)
  • European Committee for Standardization (CEN)
  • Turkish Standards Institution (TSE)
  • Standards Evolution and Update:

    Standards are regularly updated to reflect new scientific knowledge, technological advancements, and changing regulatory requirements. This ensures that laboratory testing services remain accurate, reliable, and compliant with current standards.

    Standard Compliance Requirements:

    Companies operating in regulated industries must comply with relevant standards, including:

  • ISO 17025 (General requirements for the competence of testing and calibration laboratories)
  • ASTM E1359-18 (Standard Practice for Preparation of Samples for Determination of Impurities in Reagents by Liquid Chromatography with Mass Spectrometry)
  • EN 14638 (Pharmaceuticals - Impurity profiling)
  • Impurity Profiling testing is essential to ensure the quality, safety, and efficacy of various products. This testing service helps identify potential impurities, which can have significant consequences for product performance, customer health, and regulatory compliance.

    Business and Technical Reasons:

    Companies conduct Impurity Profiling testing due to:

  • Regulatory requirements
  • Quality assurance and control needs
  • Risk assessment and mitigation
  • Product safety and efficacy concerns
  • Consequences of Not Performing this Test:

    Failure to perform Impurity Profiling testing can lead to:

  • Non-compliance with regulatory requirements
  • Product failure or contamination
  • Customer health risks
  • Reputation damage and financial losses
  • Industries Requiring this Testing:

    Impurity Profiling testing is necessary for various industries, including:

  • Pharmaceuticals
  • Cosmetics
  • Food and beverages
  • Chemicals
  • Biotechnology
  • Risk Factors and Safety Implications:

    Potential impurities can pose significant risks to customer health, product performance, and regulatory compliance.

    Quality Assurance and Quality Control Aspects:

    Impurity Profiling testing contributes to quality assurance and control by:

  • Ensuring product purity and safety
  • Detecting potential impurities
  • Preventing contamination
  • Supporting regulatory compliance
  • Impurity Profiling testing involves a series of steps, including sample preparation, analysis, and data interpretation.

    Step-by-Step Explanation:

    1. Sample collection and preparation

    2. Instrument calibration and validation

    3. Analysis using Liquid Chromatography with Mass Spectrometry (LC-MS)

    4. Data interpretation and reporting

    Testing Equipment and Instruments:

  • Liquid Chromatography with Mass Spectrometry (LC-MS) instruments
  • Sample preparation equipment
  • Calibrators and standards
  • Testing Environment Requirements:

    Temperature, humidity, pressure, and other environmental conditions must be controlled to ensure accurate results.

    Sample Preparation Procedures:

    Samples are prepared according to standard protocols, including:

  • Extraction
  • Purification
  • Concentration
  • Testing Parameters and Conditions:

    Impurity Profiling testing involves specific parameters and conditions, including:

  • Analysis time
  • Flow rates
  • Column temperatures
  • Mass spectrometry settings
  • Measurement and Analysis Methods:

    LC-MS is the primary analysis method for Impurity Profiling testing.

    Calibration and Validation Procedures:

    Instruments are calibrated and validated to ensure accuracy and reliability.

    Quality Control Measures during Testing:

    QC measures include:

  • Instrument calibration
  • Standardization
  • Regular maintenance
  • Data Collection and Recording Procedures:

    Data is collected, recorded, and stored according to standard protocols.

    Testing Timeframes and Duration:

    Impurity Profiling testing typically takes several days or weeks, depending on sample complexity and analysis requirements.

    Test Conditions and Methodology

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