Organic Impurities in Fine Aggregate

If aggregate contains organic impurities it may not be suitable for inclusion in concrete. Organic impurities, usually tannic acid and its derivatives, may interfere with the chemical reactions of hydration. Impurities are more likely to be found in fine (sand) aggregate. Organic Impurities complete Test Set, containing Graduated Bottle, Reference Color Comparison Chart (Sodium Hydroxide Reagent is not included with this kit and should be sourced locally

Weight(approx.) 300 g

AG 0110 Organic Impurities complete Test Set. AG 0110-1 Graduated Bottle, 300 ml AG 0110-2 Reference Color Comparison Chart AG 0110-3 Sodium Hydroxide Solution

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