Phenomenex 00H-0138-K0 Rezex ROA-Organic Acid H+ (8%) HPLC/LC column, 300 x 7.8 mm, for ion-exclusion analysis of organic acids and related fermentation/food/beverage compounds. This sulfonated styrene-divinylbenzene, hydrogen-form column is commonly used for organic acids alone or in combination with carbohydrates, alcohols, fatty acids, neutral compounds, ethanol, acetic acid, glycerol, standard alcohol mixtures, and amino sugars. Manufacturer specs list 8 µm particle size, 8% cross-linking, typical 0.005 N sulfuric acid mobile phase, 1.0 mL/min max flow, 85 °C max temperature, 1,000 psi max pressure, and pH range 1-8. Useful for HPLC workflows involving fermentation monitoring, wine/food acid profiling, bioethanol samples, sugars/alcohols, and carboxylic acid separations. Sold as pictured; no chromatogram/performance certification included unless otherwise stated.
