Impurity Profiling

Our Impurity Profiling services are designed to identify, characterize, and control impurities in drug substances and intermediates, ensuring product quality, safety, and regulatory compliance. We support clients across development stages with comprehensive impurity assessment strategies


Key Capabilities

  • Identification and characterization of process-related and degradation impurities
  • Structural elucidation using advanced analytical techniques (LC-MS, GC-MS, NMR, etc.)
  • Synthesis of impurity standards and reference compounds
  • Development of impurity profiles for APIs and intermediates
  • Establishment of impurity control strategies as per regulatory guidelines
  • Forced degradation and stability studies
  • Trace-level impurity detection and quantification
  • Genotoxic impurity (GTI) identification and control
  • Nitrosamine impurity assessment
Analytical & Regulatory Support

  • Development and validation of analytical methods for impurity detection
  • Compliance with ICH guidelines (Q3A, Q3B, M7)
  • Preparation of impurity-related documentation for regulatory submissions
  • Support for DMF filing and audits
Synthesis & Isolation Support

  • Custom synthesis of known and unknown impurities
  • Isolation and purification of impurities for characterization
  • Scale-up of impurity synthesis for reference standards