60 years of HORIBA know-how have gone into the development of LAQUAtwin meters to bring you the highest quality technology that can be used anywhere, anytime. And they are so easy to use, you don't need any training! Calibrate and measure at the touch of a button - the smiley face lets you know when the result is ready to read.
Effortless automatic calibration with a few drops of standard solution gives you confidence that your measurements are accurate. Two-point calibration is also possible.
Horiba devices come with a 2-year warranty.
Feel free to take a look at the Horiba Pocket Tester in use: Pocket Tester Shop
Overview of possible applications of HORIBA productsFilter products
This refillable pH electrode with plastic housing and integrated temperature sensor is recommended for general use. Cable length: 2 metres Manufacturer article number: 3200393025 (9625-20D)
Manufacturer number: 320052411This plastic-body, refillable pH electrode with integrated temperature sensor can measure 1% hydrofluoric acid solution (at 25°C, immersed for 1min) for about 1000X. Suitable for drain water measurement after etching process.
This plastic-body, refillable pH electrode with integrated temperature sensor has higher resistance and longer stability than conventional electrodes. The alkali-resistant glass membrane is suitable for strong alkali samples such as plating solutions. Manufacturer article number: 3200524120 (9632-10D)
This plastic-body, gel-filled pH electrode with integrated temperature sensor is ideal for field testing. The body is durable and no need to refill the electrode. Manufacturer article number:3200642020 (9651-10D)
Manufacturer number: 3200585455This refillable pH electrode with integrated temperature sensor is ideal for testing samples in large containers and long test tubes (e.g., microbial culture fluids) due to its long, thin, glass-body.Electrode: 251mm length, 7mm diameterConstructed with responsive glass that is 10x stronger than JIS standardsWaterproof, Pb-free glass
Manufacturer number: 3200585463pH electrode with integrated temperature sensor for stable measurements of highly viscous samples. The saline bridge part is equipped with a movable sleeve that can be easily cleaned to prevent viscous samples from clogging the saline bridge and to keep measurements stable and accurate.Rapid stabilisation and reduction of aeronauticsToupH electrodes use sensitive glass, reducing the risk of damageWaterproof (IP-67), pb-free glassWhen measuring samples with high viscosity or non-aqueous solutions (e.g. paints or cosmetics), we recommend using the instrument's chart function to ensure stability.
Manufacturer's number: 3200705774Ammonia (NH3) ISE replacement membranes (3 pieces) for 5002S-10C
HORIBA Ion standard solutions, ionic strength controllers and ion-selective electrode filling solutions are indispensable for accurate and reproducible measurements with ion-selective electrodes (ISE). A large number of analyses in laboratories and in the field, such as testing water and wastewater quality, environmental monitoring and quality control in industrial processes, rely on these solutions. Ionic standard solutions are used to calibrate ion-selective electrodes and ensure precise measurement. Horiba's standard solutions have a known ion concentration. They are therefore essential for setting up the electrodes correctly before using them for test runs. Ionic strength controllers are specifically designed to adjust the ionic strength of the sample to enable accurate measurements. They are particularly important when the composition of the samples could affect the measurement or in samples with low ionic strength. The ionic strength can be adjusted to stabilize the ionic activity in the solution. This leads to more accurate measurement results. Ion-selective electrode filling solutionsIon-selective electrode filling solutions are specific solutions that are filled into ion-selective electrodes. They ensure the proper operation of the electrode and help to maintain the potential required to measure the specific ion. To ensure that measurements meet international standards and to ensure conformity with regulatory and compliance standards, these specialized solutions are essential. Many industries, from pharmaceutical to environmental, use these solutions to meet their quality and safety requirements. For users working in areas such as water analysis, environmental monitoring or regulatory testing environments, these solutions ensure the accuracy and reliability required for critical measurements. To provide reliable data for important environmental, health and safety decisions, they are a crucial part of analytical chemistry. Overall, HORIBA's solutions enable experts to make the best use of their instruments and achieve the precise results required for their applications. Manufacturer article number: 3200697173 (500-NH3-IFS)
HORIBA Ion standard solutions, ionic strength controllers and ion-selective electrode filling solutions are indispensable for accurate and reproducible measurements with ion-selective electrodes (ISE). A large number of analyses in laboratories and in the field, such as testing water and wastewater quality, environmental monitoring and quality control in industrial processes, rely on these solutions. Ionic standard solutions are used to calibrate ion-selective electrodes and ensure precise measurement. Horiba's standard solutions have a known ion concentration. They are therefore essential for setting up the electrodes correctly before using them for test runs. Ionic strength controllers are specifically designed to adjust the ionic strength of the sample to enable accurate measurements. They are particularly important when the composition of the samples could affect the measurement or in samples with low ionic strength. The ionic strength can be adjusted to stabilize the ionic activity in the solution. This leads to more accurate measurement results. Ion-selective electrode filling solutionsIon-selective electrode filling solutions are specific solutions that are filled into ion-selective electrodes. They ensure the proper operation of the electrode and help to maintain the potential required to measure the specific ion. To ensure that measurements meet international standards and to ensure conformity with regulatory and compliance standards, these specialized solutions are essential. Many industries, from pharmaceutical to environmental, use these solutions to meet their quality and safety requirements. For users working in areas such as water analysis, environmental monitoring or regulatory testing environments, these solutions ensure the accuracy and reliability required for critical measurements. To provide reliable data for important environmental, health and safety decisions, they are a crucial part of analytical chemistry. Overall, HORIBA's solutions enable experts to make the best use of their instruments and achieve the precise results required for their applications. Manufacturer article number: 3200697177 (500-CA-IFS)
HORIBA Ion standard solutions, ionic strength controllers and ion-selective electrode filling solutions are indispensable for accurate and reproducible measurements with ion-selective electrodes (ISE). A large number of analyses in laboratories and in the field, such as testing water and wastewater quality, environmental monitoring and quality control in industrial processes, rely on these solutions. Ionic standard solutions are used to calibrate ion-selective electrodes and ensure precise measurement. Horiba's standard solutions have a known ion concentration. They are therefore essential for setting up the electrodes correctly before using them for test runs. Ionic strength controllers are specifically designed to adjust the ionic strength of the sample to enable accurate measurements. They are particularly important when the composition of the samples could affect the measurement or in samples with low ionic strength. The ionic strength can be adjusted to stabilize the ionic activity in the solution. This leads to more accurate measurement results. Ion-selective electrode filling solutionsIon-selective electrode filling solutions are specific solutions that are filled into ion-selective electrodes. They ensure the proper operation of the electrode and help to maintain the potential required to measure the specific ion. To ensure that measurements meet international standards and to ensure conformity with regulatory and compliance standards, these specialized solutions are essential. Many industries, from pharmaceutical to environmental, use these solutions to meet their quality and safety requirements. For users working in areas such as water analysis, environmental monitoring or regulatory testing environments, these solutions ensure the accuracy and reliability required for critical measurements. To provide reliable data for important environmental, health and safety decisions, they are a crucial part of analytical chemistry. Overall, HORIBA's solutions enable experts to make the best use of their instruments and achieve the precise results required for their applications. Manufacturer article number:3200697178 (500-CA-ISA)
Carrying case U-5030 for measuring instruments of the U-50 seriesManufacturer Number: 3200174772
The Citizen CBM-910II is a compact and reliable printer that has been specially developed for use with theHORIBA 300 series laboratory benchtop and handheld measuring instruments.With its robust design, simple RS-232 interface andcompact size, it is ideal for use in the laboratory or in the field.The CBM-910II is ideal for use in laboratories, in the field and forenvironmental monitoring. In combination with HORIBA measuring instruments, it enables direct andreliable documentation of measurement results. Model: Citizen CBM-910-24RJ-230-AApplicable products: Horiba WQ-300 F-50 DS-50 D-50* OM-50 ES-50 F-70 DS-70 D-70* OM-70 ES-70 series *Except D-51/D-71Accessories:Paper roll (1 roll) ,Ribbon cassette (1 unit) ,AC adapter (1 unit)*Printer cable sold separately Manufacturer article number: 3014030147
To accurately calibrate and maintain the HORIBA LAQUAtwin Pocket Testers, HORIBA provides a special selection of buffer, calibration and standard solutions. A convenient pack size of 6 x 14 ml of these solutions meets the requirements of the pocket testers as only a few drops are needed for calibration. This specific pack size helps to reduce waste and optimize efficiency during regular calibrations. The solutions available cover a variety of measurement ranges, allowing users to select the appropriate solution to suit their individual analysis or measurement needs: - pH buffer solutions: Solutions with pH values of 4.01 or 7.00 are available to calibrate the pH measurement. With these buffers it is possible to precisely regulate and control the pH measurement function of the LAQUAtwin Pocket Tester.- Conductivity standard solutions: 1413 μS/cm standard solutions ensure that the conductivity measurement of your devices is carried out precisely.- NaCl standard solutions: 0.5% or 5.0% NaCl solutions are available for the calibration of salinity measurement.- Ion standard solutions: HORIBA provides standard solutions to calibrate ion selective measurements. HORIBA provides standard solutions for sodium, potassium, nitrate and calcium, available in different concentrations: from low (e.g. 150 ppm) to high concentrations (e.g. 5000 ppm).- Fluoride ion standard solutions: For the calibration of fluoride measurements, HORIBA offers standard solutions with concentrations of 1 ppm and 10 ppm.- TISAB solution: A special solution for use with fluoride ion standard solutions to adjust the ionic strength of the sample for precise fluoride measurements.- ORP standard solution: For the calibration of redox measurements (ORP), HORIBA offers a solution with a redox potential of 225 mV. With these special solutions, the HORIBA LAQUAtwin pocket testers always provide accurate and reliable measurement results. The integrity of their measurement data and the lifetime of their devices can be ensured by regular calibration with these specifically formulated solutions. It is of great importance to select the appropriate calibration solution and standard solution to maintain the accuracy of measurements and ensure the reliability of water quality measurements in various applications. Manufacturer Part No. 3999960114
The Horiba Crop Press Y049 is a robust, handy device for easy extraction of plant juice for laboratory and field analyses. Its stable lever mechanism enables efficient extraction of small sample quantities from leaves, stems or other plant parts – quickly, cleanly and without an additional power source. Ideal for use in plant physiology, nutrient analysis and quality control in research, agriculture and environmental monitoring. Manufacturer article number: 3200469679
The long electrode cap from HORIBA was specially developed for the safe protection of longer pH electrodes. It is compatible with models 9680S-10D and 9480-10C and reliably protects the sensitive glass membrane from mechanical influences and drying out – both during storage and transport. Manufacturer article number: 3200382482
This original Horiba protective cap was specially developed for the safe protection of a wide range of pH and ion-sensitive electrodes. It is suitable for models: 9621-10D, 9625-10D, 9630-10D, 9631-10D, 9632-10D, 6367-10D, 6377-10D, 6252-10D, 6261-10C, 1066A-10C, 1076-10C, 2060-10T, 9300-10D, 9382-10D and 3552-10D. It protects the sensitive membranes from mechanical damage and drying out. Manufacturer article number: 3200043508
Horiba electrode protective caps provide reliable protection for sensitive pH electrodes during storage and transport. This set contains three protective caps for models: 9615S-10D, 9618S-10D and 9681S-10D. They help to extend the service life of the electrode and ensure long-term measurement accuracy.Protects the sensitive glass membrane from drying out, mechanical damage and contamination. Manufacturer article number: 3200382477
Electrode stand suitable for LAQUA 1500 & 2000 series.The electrode stand can hold two electrodes and can be adjusted in height. Manufacturer article number: 3200861022
The black electrode tip protector from HORIBA provides reliable protection for the sensitive glass membrane at the tip of various electrode models. Ideal for storage, transport or safe use in everyday laboratory work, this protector prevents mechanical damage and extends the service life of the electrode.Compatible electrode models: 9652-10D 9652-20D 300-P-C 300-O-C 9301-10D 300-NO₃-C 300-K-C 300-CA-C 300-NA-C 300-NH₄-C Manufacturer article number: 3200828646
The High-End LAQUA F-72 forms the top of the laboratory instruments series and measures the parameters pH, ORP, ion, as well as temperature. Ion selective parameters (each with his own electrode): Ammonia ion (NH3), Calcium ion (Ca2+), Chloride ion (Cl-), Fluoride ion (F-), Nitrate Ion (NO3-), Potassium ion (K+) The auto-diagnostic function of the F- series allows the user to ensure that the instruments always provide powerful and reliable measurements. The LAQUA F-72 is fully GLP/GMP compliant and can be connected to an external printer. To ensure traceability, all results are recorded along with sample name, user ID and calibration information. The instrument offers you the proven calibration functions with automatic buffer recognition, stability display as well as the display of the electrode status (wear indicator). We offer a comprehensive range of conductivity electrodes suitable for all types of applications and samples. Known for their stability and durability, HORIBA's electrodes provide accurate measurements under all conditions.LAQUA's large capacitive touch screen panel:Large 5,7" (115,2 x 86,4 mm) graphic touch- color screen Display easy-to-understand menus for values and functionsEffortless single-touch operations- tap, flick and dragSwitch between real-time digital graphs or analogue displays during measurement with a single finger movement Single channel displayExtensive on-screen support on the meter through an electronic user manual with colour images that can be accessed at any time and includes problem-solving instructions for calibration or measurementFeatures:Easy navigation for main instrument and electrode inspections Mode for periodic inspections: JIS/pharmacopoeia/digital simulator Customisable auto-hold function for calibration and measurement Simultaneous connection to a GLP/GMP compliant and a PC Digital memory - up to 2,000 measurement data sets can be recorded360° electrode stand which holds up to three electrodes and is height adjustable USB PC communication and USB memory Multilingual support (Japanese, English, Chinese, Korean)Scope of deliveryF-72 Meterelectrode standprotection coverpower adaptor with 6 plugsdata acquisition software in USB9615S-10D - refillable, glass-body pH electrode with integrated temperature sensor, 1m cable, BNC & phono jack502-S - each 1x pH 4.01, 7.00, 10.01, 3.33M KCl solution (250 ml)
The Dual Channel LAQUA F-73 forms the top of the laboratory instruments series and measures the parameters pH, ORP, ion, as well as temperature. Ion selective parameters (each with his own electrode): Ammonia ion (NH3), Calcium ion (Ca2+), Chloride ion (Cl-), Fluoride ion (F-), Nitrate Ion (NO3-), Potassium ion (K+) The auto-diagnostic function of the F- series allows the user to ensure that the instruments always provide powerful and reliable measurements. The LAQUA F-73 is fully GLP/GMP compliant and can be connected to an external printer. To ensure traceability, all results are recorded along with sample name, user ID and calibration information. The instrument offers you the proven calibration functions with automatic buffer recognition, stability display as well as the display of the electrode status (wear indicator). We offer a comprehensive range of conductivity electrodes suitable for all types of applications and samples. Known for their stability and durability, HORIBA's electrodes provide accurate measurements under all conditions.LAQUA's large capacitive touch screen panel:Large 5,7" (115,2 x 86,4 mm) graphic touch- color screen Display easy-to-understand menus for values and functionsEffortless single-touch operations- tap, flick and dragSwitch between real-time digital graphs or analogue displays during measurement with a single finger movement Switchable single or dual channel displayExtensive on-screen support on the meter through an electronic user manual with colour images that can be accessed at any time and includes problem-solving instructions for calibration or measurementFeatures:Easy navigation for main instrument and electrode inspections Mode for periodic inspections: JIS/pharmacopoeia/digital simulator Customisable auto-hold function for calibration and measurement Simultaneous connection to a GLP/GMP compliant and a PC Digital memory - up to 2,000 measurement data sets can be recorded360° electrode stand which holds up to three electrodes and is height adjustable USB PC communication and USB memory Multilingual support (Japanese, English, Chinese, Korean)Scope of deliveryF-73 Meterelectrode standprotection coverpower adaptor with 6 plugsdata acquisition software in USB Manufacturer article number: 3200575123 (F-73G)
Multifunctional Dual-Channel Laboratory Meter for pH, Redox, Ion-Selective Parameters, and More Professional Horiba F-74 Laboratory Device for Simultaneous Analysis of Multiple Water and Ion Parameters The Horiba F-74 dual-channel laboratory device combines a wide range of analytical measurement methods for various parameters in a powerful system. It measures pH, redox, temperature, conductivity, resistance, salinity, TDS, and ion-selective parameters. The device operates with two independent channels: The first channel is designed for measuring pH, ion-selective parameters, mV, and redox potential. The second channel can measure conductivity, salinity, resistance, and TDS. Automatic buffer and calibration solutions, visual stability indicators, and integrated electrode status ensure reliable and repeatable results. This channel separation allows different parameters to be measured efficiently and simultaneously, supporting safe and convenient operation in the laboratory. Powerful Dual-Channel System for Precise Laboratory Analysis The Horiba F-74 is designed for laboratory environments where measurement accuracy, documentation, and process safety are crucial. Simultaneous recording of multiple parameters saves time and increases the analytical value, especially for complex samples. Its intuitive operation makes the device suitable for both routine analyses and demanding measurement tasks in research, quality control, and industry. Technical Highlights and Key Advantages of the Horiba F-74 Dual-Channel Laboratory Device The laboratory meter offers numerous features that simplify daily use and support compliance with standards: Touchscreen color display for intuitive control and clear visualization Automatic buffer and calibration recognition for reliable results GLP/GMP compliance for regulated applications Data storage and PC communication for easy archiving and analysis The combination of measurement versatility, user-friendliness, and high precision makes the Horiba F-74 an ideal solution for professional multi-parameter laboratory analyses. Frequently asked questions How long is the warranty period for HORIBA analysers? The warranty period is 2 years for the 300 (WQ) series and 1 year for the F series after delivery. Where can I find suitable replacement electrodes or buffer solutions? You can find the appropriate replacement electrodes and buffer solutions in the shop under the main item at the bottom of the cross-selling section. How do I clean the probe before calibration? The sensors should be cleaned with DI water (deionised). After cleaning, wipe them with tissue paper if possible.
Horiba FA-70L electrode stand, free-standing, long, height 450-650mm FA-70L electrode stand (long type) Manufacturer article number: 3200382560 (FA-70L)
FA-70S Electrode stand (adjustable type) Manufacturer article number: 3200382557 (FA-70S)