Bluelab Bluelab Replacement pH Probe for Guardian, Combo, & pH Meter (BLU24102)
Easy to clean because of its bullet shaped glass bulb. Fully waterproof and less fragile than all-glass electrodes because of its tough polypropylene barrel. Gel filled (non-refillable) making it maintenance free and a double junction reference providing longer life!
| ||Manufacturer's Product Information || |
|MSRP each $||81.95|
|Dimensions||2.25 x 1.15 x 8|
— Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS).