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    7 in 1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter Pen

    • Item No : 405049539238
    • Condition : New
    • Brand : Unbranded
    • Seller : luckydog07
    • Current Bid : US $12.97

    • * Item Description

    • 7 in 1: The water quality test pen is a 7 in 1 style. Salinity salinity: 0.01-20.00%; suitable intake salinity value for human body is 0.900%. The spe cific gravity of S.G seawater is 1.000-1.222; the density of seawater in different regions is usually 1.02-1.07, and the weight of Rongjie salt is about 3.5% on average.
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