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1. Extech Instruments Yellow Water Resistant Stopwatch/Clock

2. Extech Instruments 10Ph Buffer Solution (2X Bottles)

3. Extech Ph100 Ph Measurement Equipment 0-14 Ph

4. Extech Green Mo57 Pin Less Moisture Meter,

5. Extech Instruments Pocket Conductivity, Tds And Temperature Meter

6. Extech Instruments Light Pocket Uv-Ab Meter

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