An Ideal Alternative to Liquid pH Indicators
- No hazardous compounds required for testing
- Colorimetric pH determination
- Includes instructions
Quickly and simply measure soil pH with these non-hazardous reagents. The kit includes 50 tests and a laminated color chart for comparisons and pH determinations. Chart values feature range 4.0 to 11.0 pH. Distilled or deionized water recommended. Includes instructions.