Bluelab pH Probe KCl Storage Solution – 250 ml / 8.4 fl oz HM Digital TDS-4TMA Aquarium TDS Meter with Digital Thermometer This precision-engineered membrane uses semi-permeable

This precision-engineered membrane uses semi-permeable technology to remove dissolved solids

Extended Measurement Ranges:

Blue LED display

Spigot provides instant access to pure water

this cartridge delivers comprehensive water purification—removing chloramines

Bluelab pH Probe KCl Storage Solution – 250 ml / 8.4 fl oz HM Digital TDS-4TMA Aquarium TDS Meter with Digital Thermometer This precision-engineered membrane uses semi-permeableThe perfect solution to store and hydrate your Bluelab pH probes or pens Features: Contains 1 bottle 250 ml 8. 4 fl oz Bluelab pH Probe KCl Storage Solution maintains probe accuracy and extends sensor lifespan between measurements. This 250 ml bottle of potassium chloride solution keeps electrodes hydrated and prevents crystallization, ensuring reliable pH readings in laboratory and field applications. Essential maintenance for precision water quality