pH meters are fundamental laboratory instruments used to measure the acidity or alkalinity of water, solutions, and chemical samples. They are essential in environmental monitoring, food and beverage testing, pharmaceutical production, education, and industrial applications. This category includes benchtop pH meters for precise laboratory analysis and portable pH meters for fast on-site measurements. Modern pH meters feature digital calibration, clear displays, and durable electrodes, ensuring accurate and repeatable results. COLO.Science offers a wide range of pH meters that meet international standards, providing reliable performance for both research and routine testing.
pH Meters Categories
pH Meters
Showing all 16 results
- Benchtop pH Meters
VIKING-PH400 Benchtop pH Meter pH/Temp. (mV)
Calibration Points(1~5)
NIST, GB, DIN, USA , MERK Standard Recognition
Standard CustomizationpH Range -2.000 ~ 20.000 pH ,
Accuracy ±0.002 pH
mV Range -2000.00 ~ 2000.00 mV ,
Accuracy ±0.1 mV or ±0.03%
Temp. Range -10 ~ 135 ºC, 14 ~ 275 ºF ,
Accuracy ±0.1SKU: PRO6085 - Benchtop pH Meters
VIKING-PH500 Benchtop pH Meter pH/Temp. (mV/ORP)
Calibration Points(1~6)
NIST, GB, DIN, USA, MERK, JIS
Standard Recognition
Standard Customization
Calibration Reminder
Slope Limit
EH ORP Mode, 1 Custom PointProfessional-Smart
Touchscreen
GMP Mode
1000 groups data sets
Print, PC, Scan gunSKU: PRO5980