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opdo Waterproof Optical Dissolved Oxygen Meter - HI98198
HI98198 portable Optical DO (opdo) meter uses a luminescent optical method for the measurement of dissolved oxygen in water and wastewater. This professional, waterproof meter complies with IP67 standards and measures DO, barometric pressure, BOD and temperature. The HI98198 is supplied complete with all accessories including probe, smartcap sensor with built in RFID, and a rugged carrying case. HI98198 Dissolved Oxygen Meter has many advanatages over other Galvanic and Polarographic Dissoved Oxygen Meters. This meter uses HI764113 Rugged Optical Dissolved Oxygen Probe for Dissolved Oxygen measurement which has following benefits.
- No membranes or electrolyte
- No flow dependence or minimum flow rate
- Fast and stable readings
- Minimal maintenance
edge Dissolved Oxygen Spare Screw Cap Membranes - HI764080A/P
The HI764080A/P are spare dissolved oxygen screwcap membranes designed especially for Hanna’s edge HI764080 polarographic dissolved oxygen probes. The caps are constructed of durable ABS plastic with polytetrafluoroethylene (PTFE) oxygen permeable membranes. Each cap is easily filled with electrolyte and installed on the probe.
- Screw Cap Design
- Pre-Tensioned PTFE Membranes
Reagents for 25 Total Hardness Low Range tests - HI735-25
Get your replacement reagents for your Total Hardness Low Range Checker - 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 packet for traceability.
- Pre-made reagents for ease of use.
- Prepared with high purity chemicals.
- Marked with expiration date and lot number for traceability
Total Hardness Low Range Certified Standard Kit - HI735-11
The Total Hardness Low Range Checker® HC Calibration Check Set - HI735-11 provides a simple solution to validating the Total Hardness Low Range Checker® HC - HI735. This high-quality set of standards comes supplied with a Certificate of Analysis with the lot number, reference values, and expiration date for traceability when certifying the Checker®HC.
- Supplied with Certificate of Analysis
- Reusable with long shelf life stability
Total Hardness LR Checker HC Handheld Colorimeter
The HI735 Total Hardness Low Range handheld checker is designed to determine total hardness (as CaCO3) in drinking and process water, heating and cooling systems, swimming pools and spas. Also suitable to be used in agriculture, food and beverage industries. HI735 features a single-button operation system and is easy to use. The large LCD is easy to read and the auto shut-off feature assures the battery will not be drained.
- Easier to use and more accurate than chemical test kits
- Dedicated to a single parameter
- Small size, big convenience
Calcium Hardness Checker® HC
The Hanna Checker® bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits are not very accurate and only give 5 to 10 points resolution while professional instrumentation can cost hundreds of dollars and can be time-consuming to calibrate and maintain. The Checker® is both accurate and affordable.
Desiccant Cartridge for Titrant or Vessel for HI903 - HI900532
The HI900532 is a glass desiccant cartridge with cover designed to fit the titrant bottle or titration vessel enclosures for the HI903 Karl Fischer Titration System.Each cartridge comes sealed and filled with dry silica gel desiccant ready for immediate use upon opening. The rechargeable, color-indicating silica gel prevents the ingress of ambient humidity in the sealed system. It’s color change allows the user to recognize when it’s adsorption capacity has been depleted.
- Color indicating desiccant
- Quick replacement
- Easy to assemble
Pool Line ISO Portable Turbidity Meter – HI987134 (230V)
The HI987134 is a high accuracy portable turbidity meter. The meter is supplied complete with AMCO-AEPA-1 primary turbidity standards used for calibration and performance verification. The HI987134 meets and exceeds the requirements of the ISO 7027 Method for turbidimetric measurements.
- Fast Tracker™ - Tag Identification System (T.I.S)
- USB for data transfer
- Up to four-point calibration
Backpack Lab Marine Science Educational Test Kit - HI3899BP
The HI3899BP is a Backpack Lab designed for educators and environmental science students, containing lessons, activities, and test kits that relate to important parameters evaluated in marine science. Backpack Lab is designed with all the necessary components in one place, reducing the chance of misplacing an item. Ideal for transporting, it’s easy to take this durable backpack to the field for on-site measurements. This portable kit contains well-constructed lessons and activities, and will allow the teacher to get the most out of their classroom time.The HI3899BP contains test kits for the determination of common parameters in marine science testing: acidity, alkalinity, ammonia, carbon dioxide, dissolved oxygen, nitrite, nitrate, phosphate, and salinity. The HI98129 Combo Tester is also included for measurement of pH, conductivity (EC), total dissolved solids (TDS), and temperature, as well as a secchi disk for monitoring turbidity and a hydrometer for specific gravity.
- Laminated field test procedures
- Lab activity worksheets
- Backpack carrying case for easy transport
HI38017-200 Free and Total Chlorine (Low and Medium Range) Test Kit Replacement Reagents (200 tests)
The HI38017-200 are replacement reagents for the colorimetric determination of free and total chlorine with the HI38017 Free and Total Chlorine Low and Medium Range Test Kit. There are enough reagents for approximately 200 tests to be used with Hanna’s test kit. 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 packet for traceability.
- Pre-made reagents for ease of use
- Prepared with high-purity chemicals
- Marked with expiration date and lot number for traceability
Portable Meat pH Meter - HI99163
The HI99163 is a portable Foodcare pH/temperature meter specially designed for the meat processing industry. Automatic calibration is performed at one or two points with two sets of buffers. All calibration and measurement readings are automatically compensated for temperature variations.The HI99163 uses the PVDF body FC2323 amplified pH electrode that offers numerous features to improve pH testing for meat processors. The probe comes with the FC099 removable stainless steel blade to help users perform non-intrusive measurements of meat products, inside and out. The free diffusion junction helps to avoid a clogged reference and the external body material is non-toxic and food compatible.
- Automatic Temperature Compensation
- Automatic Two-Point Calibration
- Waterproof
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Marine Salinity Waterproof Tester - HI98319
HI98319 is a digital salinity tester designed specifically for saltwater aquariums that displays results in parts per thousand (ppt), Practical Salinity Units (PSU), or specific gravity (S.G.). This waterproof tester uses an amperometric conductivity probe to determine the salt content in the water.
- Exposed Temperature Probe for Fast Response
- Measures salinity up to 70.00 ppt
- Waterproof and designed to float

















