Guangzhou Norm Scientific Instrument Co., Ltd – Product Catalog : Chemicals, Chemical, paper manufacturer

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Guangzhou Norm Scientific Instrument Co., Ltd

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1. Litmus Paper

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 ...

2. Special Indicator Paper

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 ...

3. Universal Indicator Strips

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