Horiba LAQUAtwin Conductivity & TDS Pocket Meter U-53 the flap opens so air

the flap opens so air and water vent through the top cap

(34L 50% LEL

used in water well surveys

total hardness (calcium/magnesium)

drive it with your choice of the AMS Compact Slide Hammer (which also reverse-hammers for easy retrieval) or the Hammer-Head Cross Handle with dead-blow hammer

Horiba LAQUAtwin Conductivity & TDS Pocket Meter U-53 the flap opens so airThe HORIBA LAQUAtwin conductivity pocket meter measures electrical conductivity and on the EC 33, total dissolved solids from a sample as small as 0. 12 mL. The patented flat sensor sits on the sample surface instead of needing to be submerged, so you can test a few drops of soil extract, nutrient solution or process water without decanting into a beaker. All three models are fully waterproof (IP67), calibrate at one button press, and use a user