3 in 1 Digital PH EC TDS Meter Tester Temperature Pen Water Purity PPM Filter Hydroponic for Aquarium Pool Water Monitor

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7

8

4.7

-5%

Incomplete data

Ingbont digital ph ec tds meter tester temperature pen water purity ppm filter hydroponic for aquarium pool water monitor

1

0

Incomplete data

Lcd digital water quality tds/ec/temperature meter pen water purity tester

0

0

-1%

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1

1

5.0

-2%

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5

7

5.0

-16%

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0

0

-3%

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0

0

-0.9%

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2

1

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0

0

-4%

Incomplete data

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1

9

5.0

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1

1

Incomplete data

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1

2

5.0

-4%

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3

4

-15%

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2

6

4.0

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2

3

-2%

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0

1

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2

1

-1%

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0

0

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0

0

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1

5

5.0

-22%

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1

0

-8%

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0

0

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1

1

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1

0

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0

1

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1

3

5.0

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0

1

-4%

Incomplete data

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0

0

-2%

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1

0

-7%

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0

0

Incomplete data

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1

0

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1

0

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1

1

-21%

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1

1

-0.6%

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2

3

3.0

-19%

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0

0

-4%

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0

0

-7%

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1

1

-9%

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1

0

Incomplete data

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0

0

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0

0

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1

2

-5%

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4

9

4.3

-0.8%

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0

0

-7%

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0

0

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0

0

-1%

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0

1

-4%

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0

0