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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
Couplers are Available in 4"
The oxyCLONE system does not rely on clog-prone spray jets
Color Rendering Index (CRI) or (Ra) - ≥87
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Hanna Instruments GroLine Direct Soil and Soilless Media pH Electrode 1' x 8' Grow Trays & Flood Tables Couplers are Available in 4"The Hanna Instruments GroLine Direct Soil and Soilless Media pH Electrode is a pH electrode for the direct measurement of pH in soil and soilless media. The Hanna Instruments GroLine Direct Soil and Soilless Media pH Electrode is a glass body, refillable, single junction pH electrode with a DIN connector that is compatible with the HI9814 Groline portable pH EC TDS meter. This electrode has a triple ceramic junction in the outer reference cell and the
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