Impurity Profiling Services / Structure Elucidation
With expertise in custom synthesis, analytical services, and drug development.
We are here to support all your research needs by reducing the project timeline and cost.
Impurity Identification and Quantification
We provide comprehensive impurity identification and quantification services, including:
Utilizing HPLC, UPLC, and GC to separate and quantify impurities.
Spectrometry
Employing LC-MS/MS and GC-MS for accurate identification and quantification of impurities.
Techniques
Using NMR and UV-Vis spectroscopy for additional structural information and quantification.
Structure Elucidation
At ARSI Canada, we specialize in structure elucidation and characterization to accelerate drug discovery and development. Using advanced techniques like mass spectrometry, NMR spectroscopy, and X-ray crystallography, our experienced team can precisely identify and confirm the chemical structures of small molecules. This allows for a detailed understanding of a compound’s biological activity, target specificity, and potential interactions with other molecules, ensuring your research is on the right track.
Our comprehensive structure elucidation services provide critical insights into the physicochemical properties of compounds, including solubility, stability, and bioavailability, which are essential for optimizing drug formulations. Whether you’re in the early stages of drug discovery or optimizing lead compounds, ARSI Canada delivers high-quality data and detailed reporting to help you move forward with confidence.
Provides detailed information about the molecular structure of impurities.
Offers high-resolution mass data to aid in the elucidation of molecular structures.
Determines the three-dimensional structure of crystalline impurities.
Used for complementary structural information and confirmation of impurity structures.
Degradation Studies
We conduct degradation studies to understand the stability of drug substances and products, identifying potential degradation products and their impact
Exposing drug substances to stress conditions (heat, light, pH, etc.) to identify degradation products.
Developing and validating methods to monitor impurities over the product’s shelf-life.
Residual Solvent Analysis
Our residual solvent analysis ensures that pharmaceutical products comply with regulatory limits for solvents used during manufacturing

Why ARSI Canada Inc.?
Choosing ARSI Canada Inc. for your impurity profiling needs means partnering with a team dedicated to delivering excellence. Our robust profiling processes, regulatory expertise, and commitment to quality ensure that your impurity data is reliable and compliant, supporting the successful development and commercialization of your products.
Get in touch with ARSI Canada Inc. for comprehensive impurity profiling services and ensure your drug substances and products meet the highest standards of safety, efficacy, and quality.