Product News
Product Focus: pH Meters and Sensors
Hanna Instruments
The HI2002 or “edge” pH and oxygen reduction potential meter by Hanna Instruments Inc. is half an inch thick and weighs 9 ounces to allow it to be used as either a portable or bench-top device. The unit features a 5.5-inch LCD display screen, capacitive touch keypad and dual USB ports. The supplier recommends pairing the HI2002 with its HI10480 pH and temperature electrode. The HI2002 costs $399, and the HI10480 is $199.
hannainst.com
Oakton Instruments
Oakton’s pH 150 and 450 handheld meters are waterproof and feature sturdy designs. The 450 offers additional memory for results storage, a data download function and a backlit display. Both units feature the company’s Grip Clip, which enables the user to run a hands-free test. The 450 can be used with an ion selective electrode. Prices include the meters with a standard Oakton electrode, pH 150: $440; pH 450: $650.
4oakton.com
Sensorex
The SAM-1 probe by Sensorex plugs into the headphone jack of an Apple or Android smartphone or tablet and connects to Sensorex analytical sensors to measure and record pH, temperature, oxygen reduction potential and conductivity. Time, date and GPS location are recorded with each reading, and users can add further location details and additional comments. Readings can be shared via email or exported to a spreadsheet. Cost: $129.
sensorex.com
Hamilton Co.
EasyFerm Bio pH sensors are intended for applications in the food and beverage industries, where intensive CIP is conducted. The sensor is pre-pressurized to prevent clogging of the ceramic diaphragm and the diffusion of sample into the reference electrolyte. The unit sends data via a 4-20 mA or digital Rs485 Modbus Signal. Starting at $500.
hamiltoncompany.com
Senova Systems
The pHit Scanner device by Senova Systems does not need to be calibrated by the user, doesn’t employ glass probes and can be stored dry. The company’s proprietary probe technology has a range of 2 to 12 pH, a pH unit resolution of .01 and an integrated temperature range of 5° to 50° C. Cost: $1,650.
senovasystems.com
Mettler Toledo
The new Seven2GO portable pH meters by Mettler Toledo are designed to provide quick and accurate analysis in the field. The meters can be used with sensors for pH, conductivity, dissolved oxygen and ions and feature a bright mono TFT display that can be viewed at any angle down to 5° and in direct sunlight. Cost: $625-$1,600.
us.mt.com
Vinmetrica
The SC-200 device is designed to provide a quick and easy analysis for pH and titratable acidity. The unit is accurate at +/- 0.2 g/L for tartaric acid and +/- 0.02 for pH. The meter is sold as part of a complete kit for the first 30 tests. Cost: $189.
vinmetrica.com
Thermo Scientific
The Orion Star A211 features a large, backlit LCD display for pH/mV/RmV, temperature, sensor status, time, date, sample ID, user ID and calibration points. The meter can be operated in six different languages and features standard five-point pH calibration or optional custom calibration points as well as a meter-controlled stirring probe. Starting at $805.
thermoscientific.com
