YSI Silica HR Citric Acid Replacement Powder Pack, 10 mL, 100-Pack free chlorine The Rugged BaroTROLL measures and

The Rugged BaroTROLL measures and logs barometric pressure and temperature to compensate the Rugged TROLL 100 and 200's non-vented (absolute) water level data for barometric fluctuations

A single inflation line runs from the surface hand pump to the lower packer and jumpers up to the upper packer

700 mg/L Mn

and remediation projects

NaCl and 442 Natural Water solution modes let you match the reading model to the water you are testing

YSI Silica HR Citric Acid Replacement Powder Pack, 10 mL, 100-Pack free chlorine The Rugged BaroTROLL measures andSilica HR Citric Acid powder pack replacement reagent, 10 mL, pack of 100. Used with: Silica HR reagent