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Recommended Results |
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產品型錄 |
共3 筆 產品 |
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PH range: 5.0-8.0
Litmus paper blue:
Changes color from blue to red when conditions change from alkaline to acidic
Litmus paper neutral:
Changes color to red under acid conditions and to blue under alkaline conditions
Litmus paper ...
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PH indicator paper provides a fast and economical method of pH measurement. For most solutions it is only necessary to dip a short strip of test paper in the solution for a second or two. Then shake off the excess fluid and match the color of ...
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PH indicator paper provides a fast and economical method of pH measurement. For most solutions it is only necessary to dip a short strip of test paper in the solution for a second or two. Then shake off the excess fluid and match the color of ...
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