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Professional Ph Indicator Paper , Litmus Paper For Ph Testing 16 Feet Length

Professional Ph Indicator Paper , Litmus Paper For Ph Testing 16 Feet Length
Test Paper Water Indicator Litmus Testing For Gardening Aquarium Plant Analysis Plant Instrument ph 0-14 Function Box material: plastic Paper length: 5m / 16ft Scale Reads From 1 to 14: 0 - 3 ...

Water Indicator Litmus PH Test Paper For Gardening Aquarium Plant Analysis

Water Indicator Litmus PH Test Paper For Gardening Aquarium Plant Analysis
in each pack The test strip color changes must be matched with the pH scale color chart within about 15 seconds Instruction: Simply press the testing strip to the object or liquid you are ...
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