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for quick and reliable titration with highest precision and with no power hookup needed, observing the following physical limits:
- +15 °C to +40 °C (59 °F to 104 °F) of instrument and reagent
- vapor pressure up to 500 mbar
- viscosity up to 500 mm2/s
- altitude: maximum 3000 m above sea level
- relative humidity: 20 % to 90 %
- within the error limits of class A
- digital display
- Easy Handling (no switching between „fill“ and „titrate“)
- simple maintenance (cleaning and part replacement right in the lab)
- optionally available with PC interface
- four additional electronic functions:
- adjustment with Easy Calibration
- calibration schedule
- save power with Auto-Power-Off
- changing decimal place settings
- with bottle thread GL 45
- dismountable
- titrating tube horizontally and vertically adjustable for flexible positioning
- DE-M marking
- items supplied:
- bottle-top burette Titrette®
- telescoping filling tube 170-330 mm
- recirculation tube
- 2 batteries (AAA/UM4/LR03)
- 3 polypropylene bottle adapters (GL 45/32, GL 45/S 40, GL 32/NS 29/32)
- 2 colored light shield inspection windows
- operation manual
- performance certificate
| Cat. no. | Volume | Resolution | UE |
|---|---|---|---|
| 5334021 | 10 ml | 0.001 ml | 1 |
| 5334023 | 25 ml | 0.001 ml, above 20 ml titration volume 0.01 ml | 1 |
| 5334024 | 50 ml | 0.002 ml, above 20 ml titration volume 0.01 ml | 1 |
Error limits
| Volume | Partial volume | A* ≤ ± % | µl | CV* ≤ % | µl |
|---|---|---|---|---|---|
| 10 ml | 10 ml 5 ml 1 ml |
0.10 0.20 1.00 |
10 10 10 |
0.05 0.10 0.50 |
5 5 5 |
| 25 ml | 25 ml 12.5 ml 2.5 ml |
0.07 0.14 0.70 |
18 18 18 |
0.025 0.05 0.25 |
6 6 6 |
| 50 ml | 50 ml 25 ml 5 ml |
0.06 0.12 0.06 |
30 30 30 |
0.02 0.04 0.20 |
10 10 10 |
*(A = accuracy, VK = coefficient of variation)
Error limits related to the nominal capacity (= maximum volume) indicated on the instrument, obtained when instrument and distilled water are equilibrated at ambient temperature (20°C/68°F) and with smooth operation.
The instrument can be used for the following titration media (maximum contentration 1 ml/l):
| Acetic acid | Iron (II) sulfate solution | Silver nitrate solution* |
| Alcoholic potassium hydroxide solution |
Nitric acid | Sodium arsenite solution |
| Ammonium iron (II) sulfate solution |
Oxalic acid solution | Sodium carbonate solution |
| Ammonium thiocyanate solution | Perchloric acid | Sodium chloride solution |
| Barium chloride solution | Perchloric acid in glacial acetic acid |
Sodium hydroxide solution |
| Bromide bromate solution | Potassium bromate solution | Sodium nitrite solution |
| Cerium(IV)sulfate solution | Potassium bromide bromate solution |
Sodium thiosulfate solution |
| EDTA solution | Potassium dichromate solution | Sulfuric acid |
| Hydrochloric acid | Potassium hydroxide solution | Tetra-n-butylammonium hydroxide solution |
| Hydrochloric acid in acetone | Potassium iodate solution | Triethanolamine in acetone* |
| Iodide iodate solution* | Potassium permanganate solution* | Zinc sulfate solution |
| Iodine solution* | Potassium thiocyanate solution |
*use light shield inspection window
When the instrument is properly handled, dispensed liquid will only come into contact with the following chemically resistant materials:
borosilicate glass, Al2O3, ETFE, PFA, FEP, PTFE, platinum-iridium, PP (screw cap)