Category Archives: อุปกรณ์วัด Wine Photometer

อุปกรณ์วัด Photometer for the Determination of Tartaric Acid in Wine

HI83748 Photometer for the Determination of Tartaric Acid in Wine

HI 83748 Photometer for the Determination of Tartaric Acid in Wine Tartaric Acid: Wine Acidity Tartaric acid and tartrate play an important role in the stability of wines. They can be present in wine and juice in various forms, like tartaric acid (H2T), potassium bi-tartrate (KHT) or calcium tartrate (CaT). The ratio of these depends mainly on the pH of the wine. The ... Read More »

อุปกรณ์วัด Photometer for the Determination of Concentration of Reducing Sugars

HI83746 Photometer for the Determination of Concentration of Reducing Sugars

HI 83746 Photometer for the Determination of Concentration of Reducing Sugars A critical parameter in the winemaking process The determination of concentration of reducing sugars (RS) is one of the most important parameters that need to be measured during the wine making process. Following the increase of RS during maturation of grapes can help decide when to start harvest. Having the highest possible ... Read More »

อุปกรณ์วัด Photometer for the Determination of Color and Total Phenols in Wine

HI83742 Photometer for the Determination of Color and Total Phenols in Wine

HI 83742 Photometer for the Determination of Color and Total Phenols in Wine Color Determination Analytical techniques have become a valuable tool of modern wine makers. The definition and the processing techniques to obtain the desired wine color are of key importance. The right decisions taken during maturation of the grapes, processing, aging and blending, all strongly influence the final resulting wine color. Read More »

อุปกรณ์วัด Photometer for the Determination of Iron in Wine

HI83741 Photometer for the Determination of Iron in Wine

HI 83741 Photometer for the Determination of Iron in Wine Iron Concentration and Casse HANNA HI 83741 measures the iron concentrations of both white and red wines. HI 83741 makes it possible to quickly and easily determine the state of your wine, and to act on it in case it may be necessary. Significance of Use Trace iron concentrations in wine are beneficial for enzyme ... Read More »

อุปกรณ์วัด Photometer for the Determination of Copper in Wine

HI83740 Photometer for the Determination of Copper in Wine

HI 83740 Photometer for the Determination of Copper in Wine Grapes normally accumulate only a small amount of copper by natural translocation from roots. Unless exposed to significant airborne pollution or vineyard sprays, increased concentrations in wine result from contamination during post fermentation processing, like contact with non stainless steel  equipment and as impurities in fining agents and filter media. Read More »

อุปกรณ์วัด Photometer for the Determination of Peroxide Value in Olive Oils

HI83730 Photometer for the Determination of Peroxide Value in Olive Oils

HI 83730 Photometer for the Determination of Peroxide Value in Olive Oils The HI 83730 is an instrument that benefits from HANNA’s years of experience as a manufacturer of analytical instruments. It has an advanced optical system based on a special tungsten lamp and a narrow band interference filter that allows the most accurate and repeatable readings. All instruments are factory calibrated. Read More »

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