pH electrode LE422pH electrode LE422 DISCONTINUED Ideal for measuring small volumes of culture media in embryo culture incubators for pH quality control. Requires a Mettler Toledo pH Meter. LE Sensor Affordable and Reliable. Micro pH electrode with gel electrolyte, suitable for small samples in vials and test tubes; low maintenance; 4. 3 mm diameter Optimized shaft shape for small samples The slim shaft diameter allows measurements of very small sample volumes in vials
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