YSI Professional Plus Multiparameter Water Quality Meter Oxygen (O2) for the ultimate in portability

for the ultimate in portability and ease of use in sampling groundwater with bladder pumps

X100 switch extends the effective measurement range

high-quality samples in all types of applications

Flow is compensated with up to 25 inches water backpressure and moderated with a built-in pulsation dampener

Weighing an industry-leading 2

YSI Professional Plus Multiparameter Water Quality Meter Oxygen (O2) for the ultimate in portabilityPFAS Accepted Equipment The YSI Professional Plus handheld multiparameter meter provides extreme flexibility for the measurement of a variety of combinations for dissolved oxygen, conductivity, specific conductance, salinity, resistivity, total dissolved solids (TDS), pH, ORP, and temperature. Also a very powerful lab instrument for BODs, pH, and ORP. Additional probes are available on request, which measure the following parameters: pH ORP