Laboratory products
Published over 16 years ago. See the latest and most current information on Laboratory products.
HI 991300 and HI 991301 have been designed to offer you pH, electrolytic-conductivity, total dissolved solids and temperature measurements all in a slim, lightweight, portable unit. From purified to brackish waters, just choose the model for your range of measurement.
The included HI 1288 multiparameter probe features a cloth junction that can be pulled longer, effectively increasing the life of the probe. See www.hannainst.com for more information.
• Measure 4 parameters with 1 probe.
• Both meters feature waterproof protection.
• Multi-level LCD Display
• Hold button freezes readings on the display.
• BEPS (Battery Error Protection System)
• Automatic Temperature Compensation (pH and EC)
• Automatic 1 or 2 point Calibration for pH
ILM Guide 2026/27