Automatic Potentiometric Titrator

YJ-6100BAutomatic Potentiometric TitratorCan be used for acid-base titration in aqueous/non-aqueous phases, oxidation-reduction titration, precipitation titration (silver titration), complexometric titration, and acid value determination. Equipped with composite electrodes, it can be used for acidity and alkalinity determination in aqueous or chemical phases, acid value detection in foods such as milk, juice, oil, and wine, and can measure pH value and ion concentration; The standard pH glass electrode can be used for acidity and alkalinity determination of non-aqueous and highly corrosive samples, and can measure pH value and ion concentration; Standard silver electrode and silver chloride reference electrode, can be used for precipitation titration, such as detecting chloride ion content, silver content, sulfide and thiol content, etc; Standard platinum electrode, can be used for oxidation-reduction titration, such as detecting sulfur dioxide content, reducing sugar content, peroxide value, and vitamin C content.

YJ-6100BAutomatic Potentiometric TitratorCompliant with but not limited to the following national standards:

GB/T 176-2017 Methods for chemical analysis of cement - Determination of chloride ions - Automatic potentiometric titration method

GB 5009.229-2016 National Food Safety Standard Determination of Acid Value in Food

GB/T 9725-2007 Chemical reagents General rules for potentiometric titration method

GB/T 18609-2001 Determination of Oleic Acid Value Potentiometric Titration Method

GB/T 12456-2008 Determination of total acids in food

GB/T 5530-2005 Determination of Acid Value and Acidity of Animal and Plant Oils and Fats

GB/T 15038-2006 General Test Methods for Wine and Fruit Wine

GB/T 12457-2008 Method for determination of sodium chloride in food

GB 5413.34-2010 National Food Safety Standard Determination of Acidity in Milk and Dairy Products

GB/T 29405-2012 Grain and oil inspection - Determination of fatty acid value of grains and products

GB/T 15667-1995 Determination of chloride content in fruits, vegetables and their products

GB/T 18996-2003 Determination of silver content in silver alloy jewelry Sodium chloride or chloride volumetric method (potentiometric titration method)

GB/T 5513-2008 Grain and oil inspection - Determination of reducing sugars and non reducing sugars in grains

SN/T 0800.11-1999 Inspection Method for Salt Content of Imported and Exported Grain and Feed

Main functional features:

1. The specially designed precision metering pump, electronic three-way valve and other liquid circuit parts are made of special materials, which have good corrosion resistance and can ensure continuous operation all year round.

2. Built in precision automatic polarity reversal circuit, automatically tracks the endpoint potential, and from the start of one click titration to the end of the measurement, users do not need any further operation, which is convenient to use and overcomes human errors.

3. The instrument adopts a split design, which is highly flexible, easy to transport and install, and can more easily determine the fault location. It also has strong anti-interference ability. The data transmission lines of each module are independent, effectively reducing signal interference, electromagnetic interference and other problems, and improving measurement accuracy. Easy to upgrade and replace components in the later stage, with strong scalability.

4. 10 inch color touch capacitive screen, navigation based operation, real-time display of testing methods, titration curves, and measurement results.

5. It can perform multiple self checking functions and has pH electrode calibration and burette calibration functions.

6. The operation is simple, efficient and fast, and the detection process does not require human intervention. The health and environment of the operator are maximally guaranteed, while saving the time cost of the experimenter for testing. It can quickly complete titration analysis, reduce experimental time, and improve experimental efficiency.

7. Automatic cleaning and fluid replenishment: The automatic cleaning function simplifies the experimental steps and reduces the workload; Automatic fluid replacement can achieve continuous titration. All pipelines adopt automatic cleaning and multiple lubrication methods, and the liquid connection part has no solution residue and is compatible with the vast majority of strong acids, bases, and organic solvents, effectively reducing sample cross contamination and ensuring the accuracy and reliability of data.

8. Automatic endpoint judgment effectively eliminates human error and ensures the accuracy of experimental results. The titration results and data can be automatically stored and printed, and complete titration data can be provided for analysis and research.

9. The titration modes include dynamic titration, endpoint titration, volumetric titration, and manual titration. Supports potentiometric titration, acid-base titration, redox titration, complexometric titration, precipitation titration, non-aqueous titration, constant potential (constant pH) titration, and pH measurement.

10. Built in high-precision burette, stable output liquid flow rate, precise pipetting volume, strong anti-interference ability, direct reading of concentration, accurate test results, reducing operational errors for different operators to the maximum.

11. Convenient data management: It has automatic data recording and storage functions, making it easy for experimental personnel to trace and analyze, ensuring the authenticity and reliability of experimental data, and reducing the workload and computational errors of analysts in processing raw recorded data.

12. Good environmental friendliness: Adopting meticulous titration technology can reduce the amount of titrant used, lower experimental costs, and equip reagent bottles with sealed caps that can be filled with effective isolation and adsorption materials to ensure that the reagents are not contaminated by air or emit odors.

13. Using high-quality materials and components, rigorously tested and inspected, with good stability, it can be used with confidence. The entire instrument and internal pipelines are made of acid and alkali resistant materials.

Main technical parameters:

Measurement tube specification 10mL

Measuring tube resolution 1/100000

Measurement range mV: -2000.0mV to+2000.0mV, pH: -2.000pH to+16.000pH,

Temperature: -5~120 ℃

Measurement resolution

mV值： 0.1mV

PH value: 0.001PH

Temperature: 0.1 ℃

mV值： ±0.1mV±0.03%FS

PH value: ± 0.003pH

Temperature: ± 0.1 ℃ Titration analysis

Repeatability ≤ 0.15%

Electronic unit repeatability

Stability of electronic unit ± 0.2mV/3h