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Ships within 48 hours · Estimated delivery Sep 16 - Sep 21
The AMS all stainless steel Ekman dredge is spring-loaded with a messenger that travels down the rope and trips the dredge to close
a panic alarm
and non-destructive hardness measurements
Having passed the stringent US Military Standard 810G environmental tests
Hanna 991301 Multiparameter Meter Formaldehyde (HCHO) Meters The AMS all stainless steelThese new waterproof instruments offer pH, conductivity, TDS (Total Dissolved Solids) and temperature readings in one easy to use meter. HI 991300 measures low range conductivity and TDS, while HI 991301 measures high range. Both instruments provide full scale pH readings and allow the user to select the temperature readout in Centigrade or Fahrenheit. Other features include automatic calibration, automatic temperature compensation, selectable EC TDS
US$ 54.99
US$ 34.99
US$ 39.99