Photo 1 of Portable Digital Water Turbidity Meter turbidimeter 0~200 NTU Minimum Indication: 0.1 NTU WGZ-1B

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Photo 1 of Portable Digital Water Turbidity Meter turbidimeter 0~200 NTU Minimum Indication: 0.1 NTU WGZ-1BPhoto 2 of Portable Digital Water Turbidity Meter turbidimeter 0~200 NTU Minimum Indication: 0.1 NTU WGZ-1BPhoto 3 of Portable Digital Water Turbidity Meter turbidimeter 0~200 NTU Minimum Indication: 0.1 NTU WGZ-1B