Fisher Scientific UK Ltd. Bishop Meadow Road, Loughborough, LE11 5RG Certificate of Analysis Thermo Fisher Scientific's Quality System has been found to conform to Quality Management System Standard ISO9001:2015 by SAI Global Certificate Number. QMS42099 Catalogue Number M/4058 Lot Number 2380002 Description Methanol , HPLC for gradient analysis, HPLC Quality Test / Release Date 15-DEC-23 Expiry Phrase Use within 3 yrs of opening Country of Origin Trinidad and Tobago Declaration of Origin Synthetic BSE/TSE Not directly derived from or manufactured with any animal byproducts in any way (Including but not limited to fermentation or nutrient broth, catalysts, enzymes). Result Name Units Specification Test Value Appearance Clear colourless Mobile liquid Clear colourless Mobile liquid Absorbance @ 210 nm A.U. <= 0.2 0.1 Absorbance @ 220 nm A.U. <= 0.1 0.009 Absorbance @ 230 nm A.U. <= 0.05 0.004 Absorbance @ 240 nm A.U. <= 0.01 0.005 Absorbance @ 250 nm A.U. <= 0.005 0.004 Absorbance @ 260 nm A.U. <= 0.005 0.002 Acidity meq/g <= 0.0002 0.00003 Alkalinity (meq/g) meq/g <= 0.0002 None Detected Assay (GC) % >= 99.9 100.00 Gradient analysis (max. eluted peak) A.U. <= 0.001 None Detected Residue after evaporation (ppm) ppm <= 5 None Detected Water % <= 0.05 0.018 Additional Information: Filtered to 0.2 micron Certified By Mrs Paula Faulkes Monday 15th of December 2025 Quality Assurance Manager. Products are processed under ISO 9001:2015 quality management systems and samples are tested for conformance to the noted specifications. Certain data may have been supplied by third parties. We disclaim the implied warranties of merchantability and fitness for a particular purpose, and the accuracy of third-party data or information associated with the product. Products are for research use or further manufacturing. Products are not for direct administration to humans or animals. It is the responsibility of the final formulator or end user to determine suitability, and to qualify and/or validate each product for its intended use.