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Máy chuẩn độ Karl Fischer Hanna Hi903
Hãng sx: Hanna - USA. Xuất xứ: Rumani
Range | 100 ppm to 100% | |
Resolution | 1 ppm (0.0001%) | |
Result Units | %, ppm, mg/g, µg/g, mg, µg, mg/mL, µg/mL, mg/pc, µg/pc | |
Sample Type | liquid or solid | |
Determination | 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 | |
Clip Lock™ | Dosing Pump Resolution | 1/40000 of the burette volume (0.125 µL per dose) |
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 | |
Electrode | Type | dual platinum pin, polarization electrode |
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 mV | |
External Stirrer | Type | magnetic, optically regulated, digital stirrer |
Speed | 200-2000 rpm | |
Resolution | 100 rpm | |
Peripheral Devices | PC | easily view, transfer, print or delete methods and reports via HI900PC application |
USB Flash Drive | easily upgrade software or transfer methods and reports between devices using a USB drive | |
Laboratory Analytical Balance | RS232 to connect any laboratory balance | |
Printer | print directly from the HI 903 to a printer via parallel port | |
Monitor | instrument status and titrations can be viewed on a larger screen using any VGA compatible external monitor | |
Keyboard | alphanumeric text can be entered using an optional PS/2 keyboard | |
Graphic Display | 5.7” (320 x 240 pixel) color LCD | |
Titration Methods | up to 100 (standard and user) methods | |
Data Storage | up to 100 complete titration reports and drift rate reports can be stored | |
GLP Conformity | Good Laboratory Practice and instrument data storage and printing | |
Languages | English, Portuguese and Spanish | |
Enclosure Material | ABS plastic and steel | |
Keypad | polycarbonate | |
Power Supply | “-01” model: 115VAC, 50/60 Hz; “-02” model: 230VAC, 50/60 Hz; | |
Operating Environment | 10 to 40ºC, up to 95% RH | |
Storage Environment | -20 to 70ºC, 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.) |
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