80 Strips pH Alkaline Short-range 0.5-5.0 Indicator Litmus Paper pH Test Strips

-8%

Incomplete data

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0

0

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8

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1

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0

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1

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1

-5%

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-0.4%

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-2%

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1

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-4%

Incomplete data

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-11%

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0

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1

3

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2

-8%

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2

4.5

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5

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49

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-20%

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3

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3

-4%

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2

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1

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-4%

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0

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1

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0

0

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1

1

-6%

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2

3

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-11%

Incomplete data

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1

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4

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