Write two precautions for finding the PH of samples
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Answered by
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1)keep the PH strips away from the chemical fume
2) use only the standard colour chart supplied by the PH paper for assessing the PH value
2) use only the standard colour chart supplied by the PH paper for assessing the PH value
Answered by
1
While checking the PH of the samples, following precautions should be taken in care:-
1). Many of the substance are corrosive in nature, therefore, they must be handled with the care.
2). The PH paper must be wetted before testing the pH of samples.
3). Different pH papers are used for different samples.
I hope it helps u...........
1). Many of the substance are corrosive in nature, therefore, they must be handled with the care.
2). The PH paper must be wetted before testing the pH of samples.
3). Different pH papers are used for different samples.
I hope it helps u...........
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