Offers TEKCOPLUS
TEKCOPLUS Handheld 80mm Polariscope with Flashlight Jeweler Gemologist Gemstone Tester Tool Optics Dark Field Hastings Loupe Magnifier
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TEKCOPLUS Optics Salinity 0-10% Refractometer, Dual Scale (1.0 to 1.070 S.G / 0-100ppt) for Salt Sea Water Aquarium Tank, Marine Industry, with LED light and pipettes
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TEKCOPLUS Portable Digital Temperature Humidity Indoor 9999ppm NDIR Sensor IAQ CO2 Monitor Wet Bulb Temperature (WB) Dew Point (DP) Tester CO2 Monitor for Indoor Air Quality (IAQ) Diagnosis
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TEKCOPLUS CO2 Controller Carbon Dioxide Monitor Air Quality Monitor CO2 Meter with Day and Night Control Relay Function, NDIR Sensor Probe Cable, CO2 Detector for Green House Grow Room Home Office
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Digital USB Datalogger Humidity/Temperature/Pressure Barometric Data Logger gauge, Plug and play, Generate PDF & Excel, 6 languages,pHa,inHg, ℉, ℃ and RH
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400x Handheld Fiber Optical Microscope Inspection for Coaxial Illumination Including 2.5mm and 1.25mm Adapters
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Sound Meter Decibel Level Calibator with Noise Measurement Reader Output Sound Level 94db & 114db (Battery Operated)
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Digital Professional Noise Decibel Calibration Sound Level Meter Calibrator 94dB & 114dB for 1/2" and 1" inch Microphone, Tool Measurement Accuracy Check
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