Bluelab pH Probe Inline halloween25 Easy-to-open single-use sachets of calibration

Easy-to-open single-use sachets of calibration and storage solutions

your OnePen stays accurate and ready whenever you need it

Non-volatile memory – keep settings through power loss

PPM 500 (TDS) or PPM 700

Bluelab pH Probe Inline halloween25 Easy-to-open single-use sachets of calibrationA replacement pH probe for the Bluelab Guardian Monitor Inline. Features: 3 4 thread for inline mounting Mount in any direction Standard BNC connector 3 metre 9. 8 foot cable Double junction KCl filled storage cap Waterproof 100 psi 7 bar pressure Note: This item ships from our New Zealand warehouse. Delivery times will be slightly longer than usual.