AS 1141.34:2018 pdf free.Methods for sampling and testing aggregates Method 34: Organic impurities other than sugar. 7 Reagents All reagents shall be of analytical grade. The following reagents are required: (a) Sodium hydroxide. (b) Tannic acid. (c) Ethanol. (d) Distilled or deionized water. 8 Test portion By coning and quartering or using sample dividers, take a test portion of approximately...
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