HANNA HI904 Coulometric Karl Fischer Titrator

For scientists and professionals who need precise water content determination from 1 ppm to 5%, the HI904 is a reliable Coulometric Karl Fischer titrator that gives results in minutes.

Unlike volumetric Karl Fischer titrators, the HI904 features an precision titrant generation system and a fully sealed titration vessel for unmatched accuracy.

 

A Better Coulometric Karl Fischer Titrator Experience

Our friendly technical consultants take pride in helping make your titrator selection easy – every step of the way. Our experts are here to guarantee you have a positive experience, from onsite installation and training to customization and continued support.

 

Titration Specifications

Range 1 ppm to 5%

Resolution 0.1ppm to 0.0001%

Result Units %, ppm, ppt, mg/g, μg/g, mg, μg, mg/mL, μg/mL, mg Br/100g, g Br/100g, mg Br, g Br

Sample Types liquid or solid with external dissolution / extraction

Pre-Titration Conditioning automatic

Background Drift Correction automatic or user-selectable value

Endpoint Criteria fixed mV persistence, relative drift stop or absolute drift stop

Dosing dynamic

Result Statistic mean, standard deviation

Dosing System Specifications

Generator Configuration diaphragm or diaphragm-less

Generator Current Control automatic or fixed (400 mA)

Generator Type Detection automatic

Titration Vessel operating volume between 100 – 200 mL

Solvent Handling System sealed system with integrated diaphragm air pump and beaker adapter

Sensor System Specifications

Sensor Type HI76330 dual platinum pin polarization electrode

Sensor Connection BNC

Polarization Current 1, 2, 5, or 10 μA

Voltage Range 2 mV to 1100 mV

Voltage Resolution 0.1 mV

Accuracy (@25ºC/77ºF) ±0.1%

Additional Specifications

Programmable Stirrer magnetic, optically regulated, digital stirrer; 200 to 2000 rpm; resolution 100 rpm

Display 5.7” (320 x 240 pixel) backlit color LCD

Methods up to 100 (standard and user) methods

Logging Data up to 100 complete titration reports and drift rate reports can be stored

Peripherals (Rear) connections for VGA display, PC-keyboard, parallel printer, USB device input, RS232

GLP Conformity Good Laboratory Practice and instrument data storage and printing

Languages English, Portuguese. Spanish, and French

Enclosure Material ABS plastic and steel

Keypad polycarbonate

Operating Environment 10 to 40°C (50 to 104°F), up to 95% RH

Storage Environment -20 to 70°C (-4 to 158°F), up to 95% RH

Dimensions 390 x 350 x 380 mm (15.3 x 13.8 x 14.9”)

Weight approximately 10 kg (22 lbs.)