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Acid/Base (151/284)

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pH TEST PAPER: BLUE LITMUS WITH ACID & ALCOHOL (1 of 2)<br />
(Variations Available)<br />
pH Range of 4.3 (Red) to 6.8 (Blue-Violet)<br />
Before reactions

Fphoto-46509904A-2RM.jpg

pH TEST PAPER: BLUE LITMUS WITH ACID & ALCOHOL (1 of 2)
(Variations Available)
pH Range of 4.3 (Red) to 6.8 (Blue-Violet)
Before reactions

Copyright:© 1999 Richard Megna - Fundamental Photographs

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