Methanol, HPLC Grade, ≥99.9% (4x4L)

Our range of high purity HPLC grade solvents, specifically optimized and tested for UV and Fluorescence suitability, provides low backgrounds and reproducible performance to provide you with confidence in your results. Designed to meet demanding HPLC applications, you can be assured of the following:   ACS Certified Low UV absorbance, high GC assay Low water content and residue after evaporation Packaged with nitrogen & sub-micron filtered Packaged in amber glass bottles with printed Actual Lot Analysis on each label QR codes on labels for quick access to SDS Our solvents are extensively QC tested to ensure the highest purity and lot-to-lot consistency.  Testing Parameters Methanol HPLC Grade Specification Assay (by GC) ≥ 99.9 % Water ≤ 0.05 % Color (APHA) ≤ 10 Titratable acid ≤ 0.0003 mEq/g Titratable base ≤ 0.0002 mEq/g Maximum UV absorbance λ: 220 nm  Amax: ≤ 0.25 Au λ: 230 nm  Amax: ≤ 0.15 Au λ: 254 nm  Amax: ≤ 0.02 Au λ: 280 nm  Amax: ≤ 0.01 Au LC gradient suitability/elution test ≤ 2 mAU at 254 nm Residue after evaporation ≤ 1 ppm Carbonyl Compounds (each of acetone, formaldehyde and acetaldehyde) ≤ 0.001 %