- Origin: China
- Not bad but...

3
·
Poor


80 Pieces Water Test Litmus Strips Litmus ph Paper Soil Acidity Meter Liquid pH Tester 1-14
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Digital PH Meter Tester - Tiaoyeer Water Quality Tester With ATC, 0.01PH High Accuracy, 0.00-14.00 Measurement Range, 0.01 Resolution For Drinking Water, Aquarium, Swimming Pools, Hydroponic
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Efficiently Test Your Antifreeze And Battery Acid With A 3-In-1 Refractometer
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TDS water quality tester - TDS water hardness meter (portable digital salt meter for water analysis)
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🔍 Enhanced Precision with Backlit Professional Manometer for Differential Ventilation
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Portable Handheld Manometer 📏 for Accurate Pressure Differential Measurement
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🔍 Dioxide Controller for Digital Gas Monitoring
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🔥 Advanced Testo Wireless Hot Wire Anemometer Technology
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