
ERMA TDS WITH 10 PPM RESOLUTION, 0~19990PPM FOR WATER TESTING.
SKU: TDS-035ERMA TDS-035 is ideal for all water quality testing, water purification applications,wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas,ecology testing, boilers & cooling towers, water treatment and more.

HM DIGITAL TDS METER
SKU: TDS-3HM TDS-3 Handheld TDS Meter With its rugged design and build, the TDS-3 is an ideal meter (tool) that can be used for any application; Ranging from water purification, to hydroponics to industrial waste water treatment. It comes with a black vinyl carrying case, protecting it when carried in a toolbox.

Online TDS Meter TDS-139M
SKU: TDS-139MERMA TDS-139M is an online TDS meter with instant digital display TDS value on its LCD screen for convenient reading, External power supply, can measure 24 hours continuously, avoiding reading error caused by low battery power. It is also equipped with a BNC composite electrode, which can be easily replaced around the world, Adopts high-quality ABS material, sturdy and durable.

ERMA TDS WITH 10 PPM RESOLUTION, 0~19990PPM FOR WATER TESTING.
ERMA TDS-035 is ideal for all water quality testing, water purification applications,wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas,ecology testing, boilers & cooling towers, water treatment and more.

HM DIGITAL TDS METER
HM TDS-3 Handheld TDS Meter With its rugged design and build, the TDS-3 is an ideal meter (tool) that can be used for any application; Ranging from water purification, to hydroponics to industrial waste water treatment. It comes with a black vinyl carrying case, protecting it when carried in a toolbox.

Online TDS Meter TDS-139M
ERMA TDS-139M is an online TDS meter with instant digital display TDS value on its LCD screen for convenient reading, External power supply, can measure 24 hours continuously, avoiding reading error caused by low battery power. It is also equipped with a BNC composite electrode, which can be easily replaced around the world, Adopts high-quality ABS material, sturdy and durable.

ERMA TDS WITH 10 PPM RESOLUTION, 0~19990PPM FOR WATER TESTING.
ERMA TDS-035 is ideal for all water quality testing, water purification applications,wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas,ecology testing, boilers & cooling towers, water treatment and more.

HM DIGITAL TDS METER
HM TDS-3 Handheld TDS Meter With its rugged design and build, the TDS-3 is an ideal meter (tool) that can be used for any application; Ranging from water purification, to hydroponics to industrial waste water treatment. It comes with a black vinyl carrying case, protecting it when carried in a toolbox.

Online TDS Meter TDS-139M
ERMA TDS-139M is an online TDS meter with instant digital display TDS value on its LCD screen for convenient reading, External power supply, can measure 24 hours continuously, avoiding reading error caused by low battery power. It is also equipped with a BNC composite electrode, which can be easily replaced around the world, Adopts high-quality ABS material, sturdy and durable.

ERMA TDS WITH 10 PPM RESOLUTION, 0~19990PPM FOR WATER TESTING.
ERMA TDS-035 is ideal for all water quality testing, water purification applications,wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas,ecology testing, boilers & cooling towers, water treatment and more.

HM DIGITAL TDS METER
HM TDS-3 Handheld TDS Meter With its rugged design and build, the TDS-3 is an ideal meter (tool) that can be used for any application; Ranging from water purification, to hydroponics to industrial waste water treatment. It comes with a black vinyl carrying case, protecting it when carried in a toolbox.

Online TDS Meter TDS-139M
ERMA TDS-139M is an online TDS meter with instant digital display TDS value on its LCD screen for convenient reading, External power supply, can measure 24 hours continuously, avoiding reading error caused by low battery power. It is also equipped with a BNC composite electrode, which can be easily replaced around the world, Adopts high-quality ABS material, sturdy and durable.