20 Pack, Water Litmus Testing Kit 1600 Strips 5.5-9.0 Range

Description: Testing includes 20 pack 1600pcs. 1 Pack can use about 80 times. Range: 5.5-9.0 Made of thicker card like quality paper, provides you with a chart to record and advises you of what each colour means. Simple to use, and can be used for kids experiments in garden. Color is intensive, accurate and changes quickly, easy to read. Great for testing many usual everyday substances, including moisturized soap, lemon juice, milk, liquid detergent, moisturized soil, saliva, urine, tank, swimming pool. Material: Paper, Booklet Size: Approx. 70x45mm/2.76x1.77inch Package Includes: 20 Pack pH test paper

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