Bestsellers in GroLine®
Ammonia Checker®HC Reagents (25 Tests) - HI700-25
72.00 AED
The HI700-25 are the replacement reagents for the HI700 Ammonia Low-Range Checker® HC. These high-quality reagents are manufactured in our state-of-the-art facility and are clearly marked with the lot number and expiration date on each bottle for traceability.
- Pre-made reagents for ease of use
- Prepared with high-purity chemicals
- Marked with expiration date and lot number for traceability
HI7004/1L pH 4.01 Calibration Solution (1 L)
77.00 AED
HI7004/1L is a premium quality pH 4.01 calibration solution that has been dyed red for easy buffer identification. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.
- Accuracy of ±0.01 pH @ 25℃
- Temperature chart of the actual pH value at various temperatures printed on each bottle
- Air-tight Seal
HI7007/1L pH 7.01 Calibration Solution (1 L)
77.00 AED
HI7007/1L is a premium quality pH 7.01 calibration solution that has been dyed green for easy buffer identification. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.
- Accuracy of ±0.01 pH @ 25℃
- Temperature chart of the actual pH value at various temperatures printed on each bottle
- Air-tight Seal
HI7010/1L pH 10.01 Calibration Solution (1 L)
77.00 AED
HI7010/1L is a premium quality pH 10.01 calibration solution that has been dyed violet for easy buffer identification. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of calibration buffers have been specially formulated to have an expiration of 2 years from the date of manufacture for an unopened bottle.
- Solution dyed violet for easy pH buffer value identification
- Accuracy of ±0.01 pH @ 25℃
- Temperature chart of the actual pH value at various temperatures printed on each bottle
Soil Test™ Direct Soil EC Tester - HI98331
391.00 AED
The HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature for quick and accurate readings. With a compact size, single button operation, and automatic calibration, Soil Test is an excellent choice for taking direct conductivity measurements in soil elimintating the need to create soil slurries.
- Waterproof
- 4.5" Stainless Steel Penetration Electrode
- Automatic Temperature Compensation
GroLine Soil pH Tester - HI981030
437.00 AED
The HI981030 GroLine Soil pH Tester is designed to directly measure soil pH for environmental, agricultural testing.
- ±0.05 pH accuracy
- Specialized electrode for spot checking the pH of soil and soil slurries
- Comes with everything necessary to start measuring right away
GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester - HI98131
703.00 AED
The HI98131 is a slim, lightweight, and waterproof pocket sized meter that measures pH, conductivity (EC), total dissolved solids (TDS) and temperature. The meter operation is simplified with two buttons. One is used for on/off and for calibration while the other is used to switch between the measurement modes. The HI98131 has advanced features including a selectable EC to TDS conversion factor (0.5 - 500 ppm and 0.7 - 700 ppm).
- 3 parameters, pH, EC/TDS and temperature, in one meter
- Quick Cal Mode to calibrate pH and EC/TDS with one solution
- TDS Conversion Factor selectable between 0.5 (500 ppm) and 0.7 (700 ppm)
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Ammonia Checker®HC Reagents (25 Tests) - HI700-25
72.00 AED
The HI700-25 are the replacement reagents for the HI700 Ammonia Low-Range Checker® HC. These high-quality reagents are manufactured in our state-of-the-art facility and are clearly marked with the lot number and expiration date on each bottle for traceability.
- Pre-made reagents for ease of use
- Prepared with high-purity chemicals
- Marked with expiration date and lot number for traceability
HI7004/1L pH 4.01 Calibration Solution (1 L)
77.00 AED
HI7004/1L is a premium quality pH 4.01 calibration solution that has been dyed red for easy buffer identification. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.
- Accuracy of ±0.01 pH @ 25℃
- Temperature chart of the actual pH value at various temperatures printed on each bottle
- Air-tight Seal
HI7007/1L pH 7.01 Calibration Solution (1 L)
77.00 AED
HI7007/1L is a premium quality pH 7.01 calibration solution that has been dyed green for easy buffer identification. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.
- Accuracy of ±0.01 pH @ 25℃
- Temperature chart of the actual pH value at various temperatures printed on each bottle
- Air-tight Seal
Soil Test™ Direct Soil EC Tester - HI98331
391.00 AED
The HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature for quick and accurate readings. With a compact size, single button operation, and automatic calibration, Soil Test is an excellent choice for taking direct conductivity measurements in soil elimintating the need to create soil slurries.
- Waterproof
- 4.5" Stainless Steel Penetration Electrode
- Automatic Temperature Compensation
HI7010/1L pH 10.01 Calibration Solution (1 L)
77.00 AED
HI7010/1L is a premium quality pH 10.01 calibration solution that has been dyed violet for easy buffer identification. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of calibration buffers have been specially formulated to have an expiration of 2 years from the date of manufacture for an unopened bottle.
- Solution dyed violet for easy pH buffer value identification
- Accuracy of ±0.01 pH @ 25℃
- Temperature chart of the actual pH value at various temperatures printed on each bottle
GroLine Soil pH Tester - HI981030
437.00 AED
The HI981030 GroLine Soil pH Tester is designed to directly measure soil pH for environmental, agricultural testing.
- ±0.05 pH accuracy
- Specialized electrode for spot checking the pH of soil and soil slurries
- Comes with everything necessary to start measuring right away
GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester - HI98131
703.00 AED
The HI98131 is a slim, lightweight, and waterproof pocket sized meter that measures pH, conductivity (EC), total dissolved solids (TDS) and temperature. The meter operation is simplified with two buttons. One is used for on/off and for calibration while the other is used to switch between the measurement modes. The HI98131 has advanced features including a selectable EC to TDS conversion factor (0.5 - 500 ppm and 0.7 - 700 ppm).
- 3 parameters, pH, EC/TDS and temperature, in one meter
- Quick Cal Mode to calibrate pH and EC/TDS with one solution
- TDS Conversion Factor selectable between 0.5 (500 ppm) and 0.7 (700 ppm)
GroLine pH 10.01 Calibration Buffer (500 mL) - HI7010-050
61.00 AED
HI7010-050 is a high quality pH 10.01 calibration buffer that is NIST traceable and supplied with a Certificate of Analysis. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and have an air tight, tamper-proof seal to ensure the quality of the solution. This technical calibration buffers has been specially formulated with expiration 2 years from the date of manufacture for an unopened bottle.
- Supplied with Certificate of Analysis
- Accuracy of ±0.02 pH @ 25℃
- Temperature chart of the actual pH value at various temperatures printed on each bottle
GroLine pH 7.01 Calibration Buffer (500mL) - HI7007-050
61.00 AED
HI7007-050 is a high quality pH 7.01 calibration buffer that is NIST traceable and supplied with a Certificate of Analysis. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of technical calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.
- Supplied with Certificate of Analysis
- Accuracy of ±0.02 pH @ 25℃
- Temperature chart of the actual pH value at various temperatures printed on each bottle
HI70007P pH 7.01 Calibration Buffer Sachets (25 x 20 mL)
121.00 AED
HI70007P is a premium quality pH 7.01 calibration buffer solution. Each sachet has the lot number and expiration date stamped on it and is made of light block foil ensuring freshness each time one is opened. Hanna’s line of calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened sachet. The HI70007P is for 25 sachets containing 20 mL of buffer.
- Color coded label for easy pH buffer value identification
- Accuracy of ±0.01 pH @ 25℃
- Temperature chart of the actual pH value at various temperatures printed on each sachet
Water & Wastewater Multiparameter (with COD) Photometer and pH meter - HI83399 (230V)
5,243.00 AED
HI83399 is a compact, multiparameter photometer for measuring key water and wastewater quality parameters. The meter is one of the most advanced photometers available with a innovative optical design that utilizes a reference detector and focusing lens to eliminate errors from changes in the light source and from imperfections in the glass cuvette. 40 key water and wastewater quality parameters with 73 different methods covering multiple ranges are programmed into the meter. Wastewater treatment digestion parameters include COD, Total Nitrogen and Total Phosphorous which are important for monitoring nutrient removal. The HI83399 also offers an absorbance measurement mode for performance verification and for users that would like to develop their own concentration versus absorbance curves.To save valuable laboratory benchtop space, the HI83399 doubles as a professional pH meter with its digital pH/temperature electrode input. Now one meter can be used for both photometric and pH measurements.Advanced optical systemUnparalleled performance from a benchtop photometerDigital pH electrode inputSave valuable bench space with one meter that works both as a photometer and as a laboratory pH meterWater and Wastewater Treatment Digestion ParametersAllows measurement of COD, Total Nitrogen and Total Phosphorus
GroLine Monitor for Hydroponic Nutrients - HI981420-Standard probe with no threads (230V)
1,293.00 AED
The HI981420 GroLine Monitor for Hydroponic Nutrients provides around-the-clock, continuous monitoring of pH, conductivity (EC & TDS), and temperature in hydroponic nutrient solutions.Quick to setup, simple to use, this monitor was designed with Hydroponics, Aquaponics, and Greenhouses in mind. Make your nutrient solution easy to manage with the GroLine Monitor.Grow better with GroLine.
- Get 24/7 pH&EC measurements for consistent yields every time.
- Good Laboratory Practice (GLP) feature for professional accuracy.
- Calibrate pH and EC with a single Quick Cal solution.






















