Hanna Instruments GroLine Direct Soil pH Tester with Removeable Sleeve Flanges White Coconut Carbon Block: Ultra

White Coconut Carbon Block: Ultra high purity coconut shell activated carbon filter

Easy To Clean

Dicalcium phosphate

6% Ammoniacal Nitrogen

These liquids can also be used as stand-alone fertilizers to meet your growing needs

Hanna Instruments GroLine Direct Soil pH Tester with Removeable Sleeve Flanges White Coconut Carbon Block: UltraDesigned to bring simplicity to pH testing of soil, the Hanna Instruments GroLine Direct Soil pH Tester with Removeable Sleeve is designed for taking direct pH measurements in soil for environmental and agricultural testing. The built in probe features an open reference junction, conical glass tip, and a removable sleeve design making it ideal for measuring the pH of soil. Your measurements require detailed attention; so should your electrode. The