YSI Professional Plus Multiparameter Water Quality Meter Oxygen (O2) X100 switch extends the effective

X100 switch extends the effective measurement range

with batteries and multiplexer

5V AA batteries and instruction manual in a rugged carrying case

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

Weighing an industry-leading 2

YSI Professional Plus Multiparameter Water Quality Meter Oxygen (O2) X100 switch extends the effectivePFAS 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