Apera InstrumentsAI1213 pH Pen Tester, Replacement Probe for Sx610

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🔬 Elevate Your Lab Game with Precision!

The Apera Instruments AI1213 pH Pen Tester features a 0-14 pH range and a compact 10 mm diameter probe, making it perfect for test tube measurements. It includes a glass bulb membrane with a built-in temperature sensor and is designed for a lifespan of 12-24 months under proper use.