Description
For scientists and professionals who need exact water content determination from 0.01 to 100%, the HI903 is a reliable Volumetric Karl Fischer Titrator that gives results in minutes. Unlike other Karl Fischer titrators, the HI903 features an ultra-high precision dosing system and a specialized burette design for unmatched accuracy.
| Range : |
100 ppm to 100% |
| Resolution : |
1 ppm to 0.0001% |
| Result Units : |
%, ppm, mg/g, μg/g, mg, μg, mg/mL, μg/mL, mg/pc, μg/pc |
| Sample Types : |
liquid or solid |
| 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 with optional pre-dispensing rate |
| Result Statistic : |
mean, standard deviation |
| Dosing Pump Resolution : |
1/40000 of the burette volume (0.125 μL per dose) with 5 mL burette |
| Dosing Pump Accuracy : |
±0.1% of full burette volume |
| Syringe : |
5 mL precision ground glass with PTFE plunger |
| Valve : |
motor-driven 3-way, PTFE liquid contact material |
| Tubing : |
PTFE with light block and thermal jacketing |
| Dispensing Tip : |
glass, fixed position, anti-diffusing |
| Titration Vessel : |
conical with operation volume between 50-150 mL |
| Solvent Handling System : |
sealed system, integrated diaphragm air pump |
| Sensor Type : |
HI76320 dual platinum pin polarization electrode |
| Sensor Connection : |
BNC |
| Polarization Current : |
1, 2, 5, 10, 15, 20, 30 or 40 μA |
| Voltage Range : |
2 mV to 1000 mV |
| Voltage Resolution : |
0.1 mV |
| Accuracy (@25ºC/77ºF) : |
±0.1% |
| Programmable Stirrer : |
magnetic, optically regulated, digital stirrer; 200 to 2000 rpm; resolution 100 rpm |
| Display : |
5.7” (320 x 240 pixel) color LCD |
| Methods : |
up to 100 methods (standard and user-defined) |
| 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 |
| Power Supply : |
100-240 VAC; “-01” models, US plug (type A); “-02” models, European plug (type C) |
| Dimensions : |
390 x 350 x 380 mm (15.3 x 13.8 x 14.9 in) |
| Weight : |
approximately 10 kg (22 lbs.) |
