TitraLab 840
Routine Potentiometric Titration Workstation (Mono burette)

With the new multi-technique TitraLab 840 titration workstation you can benefit from superior quality results at the touch of a button. Ideal for routine applications, its use is simpler than ever before. The TitraLab 840 represents today the best value for money on the market for routine potentiometric titrations, whatever your application.

Food & Beverage
• Total acidity: wine, vinegar, fruit juices, milk
• Chloride: milk, butter, other dairy products
• Ascorbic acid: fruit juice and food
• Free & Total SO₂: wine and fruit juice

Environment & Water
• pH & Alkalinity
• Total Hardness
• Chloride
• Chemical Oxygen Demand

Chemical & Plating
• Acid-base determinations in aqueous/non-aqueous media
• Imposed & zero current redox determinations
• Complexometric determinations
• Silver & precipitation determinations

Petrochemical
• TAN/TBN: according to ASTM D664, D1159, D2896, ISO 3771
• Bromine Index and Bromine Number: according to ASTM D1491, D7210
• Hydrogen sulphide and Mercaptans: according to ASTM D3227

TitraLab 840 Technical Specifications

Methods
• End point titration: 1 to 2 preset end points.
• Inflection point titration: Auto determination of 1 to 4 inflection points, programmable IP acceptation windows.
• IP detection using 1st & 2nd derivative curve.
• Titration stops at: pH, mV, ml, IP number.
• Titrant addition techniques: incremental dynamic, incremental monotonic and continuous dynamic.
• Titrant calibration.
• pH electrode calibration: up to 5 points using IUPAC standards or 4-7-10 Series buffers with error recognition.
• Direct pH/mV measurements: with recording on stable reading.
• Back titration with manual (TIM840) or automatic (TIM845) reagent addition.
• Sequencing of up to 3 consecutive methods within a sample changer series.
• Coupling of 2 methods in one beaker.

Measuring Range
• -9 to 23 pH
• ±2000 mV
• -10°C to +100°C

Resolution
• 0.001 pH
• 0.1mV
• 0.1°C