3 in 1 Handheld TDS Digital Water Tester Water Test Pen Water Quality Analysis Meter Water Purity Check 0-9999 ppm Measurement

-0.1%

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0

0

-12%

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0

-6%

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1

1

5.0

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0

-19%

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0

0

Incomplete data

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0

0

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2

5

5.0

-15%

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2

6

4.0

-7%

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0

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1

0

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1

1

-7%

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1

1

5.0

-27%

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1

1

-16%

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0

0

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5

7

5.0

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0

-2%

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0

-14%

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1

1

1.0

Incomplete data

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1

1

-3%

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1

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0

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1

0

Incomplete data

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0

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2

1

3.5

-2%

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5

7

5.0

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1

1

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2

1

-41%

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0

-0.9%

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14

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-6%

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1

2

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0

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0

-0.4%

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1

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1

5.0

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4

9

4.3

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0

-3%

Incomplete data

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0

-4%

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0

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1

1

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0

0

Incomplete data

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0

-4%

Incomplete data

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0

-3%

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5

1

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2

1

4.5

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0

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0

0