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$244.99

Hanna Instruments HI7698194-0 Spare pH Sensor for Multiparameter Probes

Hanna Instruments
In stock

PEI Sensor Body Built for rugged environments, the HI7698194-0 features a PEI (polyetherimide) body that resists chemical exposure and physical im...

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$244.99
from $1,384.99

Hanna Instruments HI7698194 Multiparameter Probe for HI98194 (pH/EC/DO/Temperature)

Hanna Instruments
In stock

Features at-a-glance Waterproof Protection – Rated IP68, the HI7698194 probe is built for continuous submersion in water, making it ideal for fiel...

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from $1,384.99
$209.99

Hanna Instruments HI9810412 HALO2 Wireless pH Tester for Laboratory Use

Hanna Instruments
In stock

Universal Bluetooth® Connectivity The HI9810412 connects wirelessly to the Hanna Lab App and m...

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$209.99
from $94.99

Hanna HI83900 Suction Lysimeter – Root Zone Soil Solution Sampler

Hanna Instruments
In stock

Three Tube Lengths The HI83900 is available in 30 cm, 60 cm, and 90 cm versions. These options allow agronomists, horticulturists, and researc...

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from $94.99
$144.99

Hanna Instruments HI98318U GroLine Waterproof EC/TDS (ppm) Tester

Hanna Instruments
In stock

The Hanna Instruments HI98318U GroLine Waterproof EC/TDS Tester is purpose‑built for hydroponics, giving growers a reliable way to measure fertili...

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$144.99
$109.99

Hanna Instruments HI753 Chloride Colorimeter – Checker® HC

Hanna Instruments
In stock

The Hanna Instruments HI753 Chloride Colorimeter – Checker® HC delivers fast, accurate digital chloride testing for water quality applications. Co...

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$109.99
$109.99

Hanna Instruments HI93728‑01 Nitrate Reagents (100 Tests)

Hanna Instruments
In stock

The Hanna Instruments HI93728‑01 Nitrate Reagents are pre‑measured, high‑purity chemicals designed for fast and accurate colorimetric determinatio...

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$109.99
$49.99

Hanna Instruments HI753‑25 Chloride Checker® HC Reagents (25 Tests)

Hanna Instruments
In stock

The Hanna Instruments HI753‑25 Chloride Checker® HC Reagents are precision‑formulated replacement containers designed for fast, accurate chloride ...

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$49.99
$34.99

Hanna Instruments HI77400P pH 4.01 & 7.01 Calibration Buffer Sachets (10 × 20mL, 5 Each)

Hanna Instruments
In stock

The Hanna Instruments HI77400P Calibration Buffer Sachets provide premium pH 4.01 and 7.01 solutions for precise two‑point calibration of pH meter...

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$34.99
$57.99

Hanna Instruments HI83900‑25 Suction Lysimeter Activator & Cleaning Solution Replacement (500 mL)

Hanna Instruments
In stock

The Hanna Instruments HI83900‑25 is a replacement activator and cleaning solution designed for use with the HI83900 Suction Lysimeter. This 500 mL...

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$57.99
$99.99

Hanna Instruments HI782 Marine Nitrate High Range Checker HC

Hanna Instruments
In stock

Nitrate is the final step in the nitrogen cycle, and excessive levels in saltwater aquariums can fuel algae and dinoflagellate growth. The Hanna I...

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$99.99
$41.99

Hanna Instruments HI782‑25 Marine Nitrate High Range Checker® Reagents (25 Tests)

Hanna Instruments
In stock

The Hanna Instruments HI782‑25 Marine Nitrate High Range Checker® Reagents are the official replacement packets for the HI782 Checker HC. Manufact...

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$41.99
$315.47

Hanna Instruments HI9814 GroLine Waterproof Portable pH/EC/TDS Meter

Hanna Instruments
In stock

Features at‑a‑glance: Made for hydroponic, aquaponic, and greenhouse growers needing reliable nutrient solution testing Specially designed for m...

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$315.47
from $264.99

Hanna Instruments HI93737U Silver Reagents – 50 & 150 Tests

Hanna Instruments
In stock

Hanna Instruments HI93737U Silver Reagents – 50 & 150 Tests The Hanna Instruments HI93737U Silver Reagents are precision‑formulated solutions ...

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from $264.99
from $69.99

Hanna Instruments HI93729 Fluoride Low Range Reagents – 100 & 300 Tests

Hanna Instruments
In stock

The Hanna Instruments HI93729-01 & HI93729-03 Fluoride Low Range Reagents are expertly formulated, pre-measured solutions designed for fast and...

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from $69.99