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Medical Definition of Phenacetolin
1. A red powder, (C16H12)2; used as an indicator. It has a pH range of 5 to 6; being yellow at 5 and red at 6. (05 Mar 2000)
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1. A red powder, (C16H12)2; used as an indicator. It has a pH range of 5 to 6; being yellow at 5 and red at 6. (05 Mar 2000)