A compact, lightweight, all-in-meter, the HI-208 is easy to set up, requires minimal space on the laboratory work surface and can be powered by either mains or battery.
The wide range of features combined with an extended pH range and a great price makes this a particularly cost effective and efficient choice for pH testing.

Key features

• Compact bench top pH with built-in magnetic stirrer
• Dual level LCD with icons for stability and buffer recognition displays a range of features
• Extended ranges for pH and temperature
• Temperature display in °C or °F
• Automatic temperature compensation
• Automatic pH calibration
• Rugged 2 in 1 pH and temperature sensor
• Beaker-top electrode holder and built-in beaker holder ensure test samples are firmly in place
• Built-in magnetic stirrer makes testing quicker, easier and more consistent
• Compact casing for minimal footprint
• Easy touch buttons

Supplied with

• HI-1291D pH electrode
• HI-740035 pH electrode holder, plastic beaker rubber O-ring
• Magnetic stir bar
• Starter pack of buffer solutions
• 12 Vdc adapter and battery
• Instructions

• رنج اندازه گیری دما در بازه ی5- تا 105+ درجه سانتی گراد با رزولوشن 0.1
• رنج اندازه گیری PH در بازه ی 2- تا 16+ با رزولوشن 0.01 و دقت اندازه گیری0.02 ±
• ​​​​​​​رنج اندازه گیری دما در بازه ی5- تا 105+ درجه سانتی گراد با رزولوشن 0.1

The Hanna Instruments HI98304 DiST 4 is a high-range electrolytic conductivity (EC) tester that can measure up to 20.00 mS/cm making it ideal for a variety of applications including water treatment, boilers,  cooling towers, agricultural including hydroponics, and general laboratory use. /p>

• 0.01 mS/cm resolution and with an accuracy of ±2% full scale.
• Exposed Temperature Probe for Fast Response
• Simple Two-Button Operation

• رنج اندازه‌گیری دمای بین 0.0 تا 50.0 درجه سانتی‌گراد
• ​​​​​​​رنج اندازه‌گیری EC بین 0.00 تا 19.99 میلی زیمنس بر سانتی‌متر با دقت 0.01mS/cm

The Hanna Instruments HI98303 DiST 3 is a low-range electrolytic conductivity (EC) tester than can measure up to 2000 µS/cm; making it ideal to monitor a variety of water quality applications including drinking water, water conditioning, irrigation water, and environmental monitoring. The DiST 3 is a rugged and reliable pocket-sized tester for use in the lab or field. 

• Measures up to 2000 µS/cm
• Exposed Temperature Probe for Fast Response
  
• Simple Two-Button Operation

• رنج اندازه‌گیری دمای بین 0.0 تا 50.0 درجه سانتی‌گراد
• ​​​​​​​رنج اندازه گیری0-1999 µS/cm با دقت 1 µS/cm