Pen Type

  • Ammonia (NH3)Tester/Meter-NH330

    Ammonia (NH3)Tester/Meter-NH330

    NH330 meter also been called as ammonia nitrogen meter, it's the device that measure the value of ammonia in liquid, which had been widely used in the water quality testing applications. Portable NH330 meter can test the ammonia in water, which is used in many fields like aquaculture, water treatment, environmental monitoring, river regulation and so on. Accurate and stable, economical and convenient, easy to maintain, NH330 brings you more convenience, create a new experience of ammonia nitrogen application.
  • (NO2- ) Digital Nitrite Meter-NO230

    (NO2- ) Digital Nitrite Meter-NO230

    NO230 meter also been called as nitrite meter, it's the device that measure the value of nitrite in liquid, which had been widely used in the water quality testing applications. Portable NO230 meter can test the nitrite in water, which is used in many fields like aquaculture, water treatment, environmental monitoring, river regulation and so on. Accurate and stable, economical and convenient, easy to maintain, NO230 brings you more convenience, create a new experience of nitrite application.