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What is olfactory indicator? |
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Answer» Indicator which detects the substance by changing it\'s smell wether it is acidic or basic in nature... An Olfactory indicator is a substance whose smell varies depending on whether it is mixed with an acidic or basic solution. Olfactory indicators can be used in the laboratory to test whether a solution is a base or an acid, a process called olfactory titration. Onion , clove oil and vanilla extract are examples. |
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