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Method: Two-reagent end point at 670 or 750 nm
The hydrogen ions in the sample alter the pH of the sample/ buffer mix and can be measured spectrophotometrically with the bromophenol blue indicator
leading to a problem known as “acetic spoilage”
0 mg/l (ppm)
Conversely
Gluten (AOAC Certified) Dairy Method: Two-reagent end point atOur goal is to simplify quantitative gluten analysis through automated analysis, easy and safe extraction with fast and reliable results. This method is the only one on the market validated according to the new AOAC guidelines. Gluten is found in certain cereal grains as a group of structural proteins, primarily composed of prolamins and glutelins. Grains containing gluten include all species of wheat, barley, rye, and some cultivars of oat; moreover,
