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pH INDICATOR: VINEGAR, CLUB SODA & AMMONIA<br />
Universal Indicator Shows pH<br />
Vinegar is acidic (pH 3, red), club soda is mildly acidic (pH 4-5, yellow) and ammonia is basic (pH>=10, blue).

Fphoto-38179410-2RM.jpg

pH INDICATOR: VINEGAR, CLUB SODA & AMMONIA
Universal Indicator Shows pH
Vinegar is acidic (pH 3, red), club soda is mildly acidic (pH 4-5, yellow) and ammonia is basic (pH>=10, blue).

Copyright:© 1994 Richard Megna - Fundamental Photographs

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Richard Megna