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详细信息 Product Name: Multiparameters Ammonia Nitrogen, Total Phosphorus Meter / Tester /Transmitter Model NO.: LH-NP2 Weight: 280g Measuring Range: N:0.00-50.00mg/L ;P:0.00-20.00mg/L Wavelength: 420nm ; 620nm Working Condition: 0-50
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