TesTabs® kit for measuring pH. Ideal for younger students and teachers who would like an alternative to liquid pH indicators. Ideal companion to Soil NPK Kit (Code 3-5880).
Simple diagrammed instructions
Laminated color chart
50 tests for pH
Wide Range 4-11 in 1.0 pH units
Distilled or deionized water recommended
Ship Code: (NH) Non-Hazardous Material – No Fees Applicable
Ship Weight in lbs.: 1