Green Food Solutions Store › Replacement pH Sensor HM-500 Image 1 of 1 Replacement pH Sensor HM-500 $59.99 ### Replacement pH Sensor HM-500 HM-500 Replacement pH probe2 Meter / 80 inch cable lengthIncludes pH storage solution, 6-month warranty Quantity: Add To Cart Added! ### Replacement pH Sensor HM-500 HM-500 Replacement pH probe2 Meter / 80 inch cable lengthIncludes pH storage solution, 6-month warranty You Might Also Like PH Tester w 1 Point Manual Cal $32.99 Apera GroStar GS3 E replacement EC electrode $53.99 Apera GroStar GS4 E replacement pH EC combo electrode $79.99 Apera GroStar GS4 pH EC Combo Pen $178.99 Apera GroStar GS2 Soil pH Pen $256.99
