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Hvp-40dm(400v/4kv/40kv) Dc High Voltage Probe Meter(lcd Meter,read Out Voltage) - Oscilloscope Parts & Accessories - AliExpress
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Always in Stock - Environmental Express pH 100 Portable pH meter with pH and Temperature Probes from Cole-Parmer
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Model SP297B, All-in-one Flexible AC Current Probe Meter 30/300/3000A with bluetooth interface, D=10cm - Sefram
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Oakton - WD-35613-52 pH 5+ Handheld Meter with pH Probe: Moisture Meters: Amazon.com: Industrial & Scientific
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