Guangzhou Norm Scientific Instrument Co., Ltd.

test paper(1)

Guangzhou Norm Scientific Instrument Co., Ltd.

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congo red paper
Specification: PH range 3.0-5.0
Detail: Red paper,which changes color to blue in the PH range 3.0-5.0

litmus paper
Specification: PH range 5.0-8.0
Detail: 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 red: ...

special indicator paper
Specification: 100 strips/vial
Detail: 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 ma...

special indicator strips
Specification: box of 100 strips 5*70mm
Detail: Features: 1) Resolution is 0.5,0.3 or even 0.2 pH unit 2) Colours of the individual colour fields cannot run into each other. This allows a more precise co***rison the colour scale. 3) The plastic strips protect fingers ...

universal indicator paper
Specification: 1 reel 5 m long and 7 mm wide
Detail: 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 ma...

universal indicator strips
Specification: box of 100 strips 5*70mm
Detail: Features: 1) Wide range paper PH 0-14, Resolution is 1 pH unit 2) Colours of the individual colour fields cannot run into each other. This allows a more precise co***rison the colour scale. 3) The plastic strips protect ...


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