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Hanna Checker Phosphate LR Reagents (300pcs) FOR Hanna Checker - Phosphate
Easier to use and more accurate than chemical test kits
Ascorbic acid method
±0.04 ppm ±4% of reading accuracy
Large, easy to read digits
Auto shut off
Dedicated to a single parameter
Designed to work with HANNA’s reagents
Uses 10 mL glass cuvettes
Small size, big convenience
W... — FREE shipping when ordering $75 or more of qualifying items....more.
Milwaukee TDS / PPM Meter BEM401 Milwaukee Instruments TDS/PPM Meter - BEM401
Standard TDS - PPM mini-bench meter for quick and reliable measurements.
Manual calibration 1 points
Faster Processor with The New Chipset and Motherboard
100% Larger & Easier To Read LED Display
Smaller, Ergonomic & Lighter Case Design
Includes: 9vDC power supply, mounting Kit, MA811D/1 TDS probe, p... Note: Calibration Buffer Solutions are available separately....more.
REPLACEMENT PROBE, 3' CABLE Replacement Probe, 3’ Cable (MTR-RP3)PH-EC-TDS METER The Milwaukee 3 in 1 Meter is the Cadillac of meters. It measures pH, EC and TDS (PPM) with one probe. PH is measured from 1-14, EC from 0-10 and TDS from 0-5000. Uses one 9 volt battery (included). Two year warranty on the meter, and a 6 month warranty on the probe. Replacement probes are also available. Calibration solutions a... — Ships from Perris, California; Cranston, Rhode Island; Portland, Oregon; Aurora, Colorado; Dallas, Texas USA — FREE shipping when ordering $75 or more of qualifying items....more.
Replacement probe for CalCheck Meter (HI1285-6) Replacement probe for CalCheck Meter (HI1285-6)
Preamplified pH and EC Probe with CAL CHECK™ for use with HI 9813 Series. Recommended for greenhouses, hydroponics, environmental monitoring, water treatment, boilers and cooling towers.... — Ships from Seattle, Washington USA...more.
CW DIPSTICK
DigiStick™
DIGI STICK
The lighted display is large and easy to read. There are no mistakes when the temperature compensating microchip quickly senses the electro conductivity of the nutrient solution or water sample and automatically freezes the display reading. PPM, EC and CF scales are easily accessed by easy to read buttons. Cutting edge electronic circuitry keep... — FREE shipping when ordering $75 or more of qualifying items....more.
Milwaukee pH Portable Meter Milwaukee pH Portable Meter (MTR-009)MILWAUKEE PORTABLE METERS The Milwaukee series of EC, TDS (PPM) and pH Portable Meters are designed to allow you to monitor your nutrient solutions. They are all 9v battery operated for portability. The batteries last approximately 300 hours of use. They feature replaceable probes with a 3 foot cable. The EC and TDS monitors have automatic temp... Note: Calibration Buffer Solutions are available separately. — Ships from Perris, California; Cranston, Rhode Island; Portland, Oregon; Aurora, Colorado; Dallas, Texas USA — FREE shipping when ordering $75 or more of qualifying items....more.
ORIGINAL TRUNCHEON METER MEASURE EC AND PPM Original Truncheon™ Meter
TRUNCHEON METER (EC/PPM)
Features of this reliable meter include: EC, CF and ppm scales, factory calibrated, fully waterproof, auto turn on and off. It is powered by three standard AA batteries. There are no external switches or adjustment knobs. 5 year Bluelab® Guarantee (1 year for probe).
Manufacturer's Pro... ...more.
Hanna Conductivity Soil Test Pen (HI 98331) Hanna Conductivity Soil Test Pen (HI 98331) (eco-5523A)Hanna Soil Test Pen -
The HI 98331 takes quick and accurate
readings directly in soil. It is
the only meter available that will take
conductivity readings directly from the
soil without creating a soil solution
for testing. The meter also measures
temperature and the conductivity
readings are compensated for temperature... — Ships from Seattle, Washington USA...more.
pHep®4 pH Tester (HI98127). pHep®4 pH Testers Hanna pH hand-held meter that measures pH as well as temperature. The meter automatically compensates for solution temperature for more accurate and quick readings.Hanna ID: HI98127Dual Level Display Showing pH & Temp.Rugged, Floating Waterproof CasingReplaceable pH Electrode Featuring an Extendable JunctionThe waterproof pHep® 4 pH tester has a dual-level LCD tha... Note: Calibration Buffer Solutions are available separately. — Ships via UPS from Portland, Oregon USA...more.
Hanna Gro'Chek pH Monitor HI 981401N HI 981401N Gro'Chek Ph
Monitor gel-filled
pH electrode has been
specially designed to
address the needs of
growers. Measurements
are highly accurate and
can be verified with two
point calibration... Note: Calibration Buffer Solutions are available separately. — Ships from Seattle, Washington USA...more.
GroChek TDS Meter. Hanna Gro Chek TDS Meter. Locate probe in your nutrient tank or reservoir for continuous TDS reading. A very handy device for the seriious gardener. Measured in PPM.Hanna Product Number: HI983301N ... Note: Calibration Buffer Solutions are available separately. — Ships via UPS from Portland, Oregon USA...more.
COMMERCIAL TRUNCHEON METER (EC/PPM) Bluelab Commercial Truncheon®
EC(0.4-6.0), CF(4-60) and ppm scales (TDS and 700 scale)
Fully waterproof
Factory calibrated
Auto sense on and off
No external switches or adjustable buttons
Battery life minimum 1 year (or shelf life of battery)
5 year Bluelab guarantee
The Bluelab Commercial Truncheon® Nutrient Meter measures the strength of a nutrient solution, just ... ...more.
FH NUTRADIP CMS PPM METER Nutradip® CMS PPM Meter
NUTRADRIP CMS PPM METER (20/CASE)
The Nutradip® CMS (constant monitoring system) Nutrient Meter has automatic temperature compensation and measures the TDS ppm/EC in your water.2 year limited warranty on meter. 6 month limited warranty on the probe.
Manufacturer's Product Information
... — FREE shipping when ordering $75 or more of qualifying items....more.
Meters, Timers & Instruments 
