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WKT-A7 Precision Karl Fischer Moisture Analyzer
Brief description: The WKT-A7 precision Karl Fischer moisture analyzer adopts internationally imported chips and integrates multiple advanced producti
Product details
| brand | VICOMETER/VICOMETER | application area | Food, agriculture, building materials, metallurgy |
|---|---|---|---|
| electrolytic current | 0-400mAh automatic control | Display measurement range | 0.1 micrograms of water -200 milligrams of water |
| Range of water content | 0.0001%（1ppm）—? 100% | sensitivity | 0.1 micrograms of water (μ g) |
product overview
WKT-A7 Precision Karl Fischer Moisture AnalyzerAdopting internationally imported chips and integrating multiple advanced production technologies from our company, the determination principle is based on the classic moisture detection method [Karl Fischer Coulomb method],WKT-A7 Precision Karl Fischer Moisture AnalyzerBuilt in 6 measurement methods and 8 moisture calculation display modes, automatically stored and printed after measurement, with up to 500 stored data. It can quickly measure the moisture content of gases, liquids, and solids. The blank current automatic deduction function and high current local compensation function greatly improve the testing accuracy and user experience of the instrument, and have been widely praised by users.
application area
| liquid | Chemical industry: products suitable for Karl Fischer method determination, such as alcohols, ethers, acids, benzenes, phenols, organic solvents, etc Petroleum and power industry: insulation oil, transformer oil and other oil products Pharmaceutical industry: pharmaceutical raw materials, etc Pesticide industry: emulsifiers, etc Other industries: lithium battery electrolytes, etc |
| solid | It can directly measure various soluble solids such as inorganic salts and citric acid, and can detect the moisture content of insoluble solids after heating in a card furnace |
| gas | Natural gas, liquefied gas, Freon, butadiene and other gases (gas accessories need to be added) |
Technical Parameter
| model: | WKT-A7 |
| Measurement principle: | Karl Fischer Coulomb method (electric quantity method) |
| Electrolysis speed: | 2.4 milligrams of water per minute |
| Electrolytic current: | 0-400mAh automatic control |
| Display measurement range: | 0.1 micrograms of water -200 milligrams of water |
| Water content range: | 0.0001%（1ppm）— 100% |
| Sensitivity: | 0.1 micrograms of water (μ g) |
| Accuracy: | When the water content is between 100 micrograms and 1000 micrograms, the error is ≤± 3ug. When the water content is above 1000 micrograms, the error is ≤± 0.2% (excluding injection error) |
| Display mode: | LCD large screen LCD touch screen |
| Accuracy: | 1 μ g-500 μ g ± 1 μ g 0.1% above 500 μ g (excluding injection error) |
| Drift compensation: | Microprocessor automatic control |
| Mixing speed: | Independent control system, infinite speed regulation |
| System calibration: | Built in automatic calibration program, directly set parameters to fine tune the system gain coefficient, or calibrate with standard samples |
| Analysis speed: | The electrolysis speed can be adjusted according to the characteristics of the sample and environmental conditions, and the electrolysis speed can be freely set |
| Endpoint indication: | Screen display/print output/sound warning/endpoint indicator |
| Data input: | Touch screen operation input |
| Sample Number: | User |
| Storage data: | 500 items |
| Printing function: | Built in low-energy high-speed thermal printer, 56mm paper width |
| Print content: | μ g/ppm/mg/L/moisture percentage/sample number/tester/date |
| Calendar/Clock: | Analyze time and date display and print output |
| Self checking function: | Automatic diagnosis of instrument faults |
| Linear correlation coefficient of water titration: | ≥0.9998 |
| Power consumption: | Less than 50W |
| External dimensions: | 350*310*125mm |
| Usage environment: | Temperature 5 ℃ -40 ℃, humidity<85% |
| Power Supply: | AC220V±10% 50HZ±2.5HZ |
| Weight: | 5 KG |
Product Features
The WKT-A7 precision fully automatic micro moisture analyzer from Weike Meituo brand has the following characteristics:
This instrument adopts a composite control system of single-chip microcomputer and computer, with dual platinum electrodes, cross flow polarization detection, and intelligent analysis and determination;
Automatic discharge of waste liquid, the instrument automatically completes the injection of new reagents and the discharge of waste reagents, and the testing personnel do not need to come into contact with the reagents;
LCD touch screen display, timely display of instrument working status;
Special appearance craftsmanship, surface treated with electrostatic spraying, corrosion-resistant, easy to clean;
The blank current microprocessor automatically controls compensation, and the reagent can quickly reach equilibrium state;
400mAh high electrolysis current, high detection sensitivity and fast analysis speed;
Reagent lifespan reminder function, when the reagent fails, beep to remind to replace the reagent!
Content calculation (8 formulas), automatic storage of 500 measurement results, and access to historical records at any time;
The instrument automatically measures the sample and displays the analysis results, and can automatically calculate the average value of multiple measurements of the sample;
Automatically calculate and print ug/ppm/percentage content/mg/L/sample name/experimental date, etc;
Through the instrument's USB or RS232 interface, it can communicate and connect with laptops and microcomputers to achieve networked management; (Optional)
Optional Chinese and English operating systems, instrument programs can be upgraded during national standard revisions;
Compliant with standards
GB/T 6283-2008 Determination of moisture content in chemical products Karl Fischer method
ASTM E1064-2008 Karl Fischer Coulombic Titration for Determination of Water Content in Organic Liquids
GB/T 7600-1987 Determination of Moisture Content in Operating Transformer Oil (Coulombic Method)
ASTM D4928-00 (2010) Karl Fischer Coulombic Titration for Determination of Water Content in Crude Oil
ASTM D6304-2007 Karl Fischer coulometric titration method for determining water content in petroleum products, lubricants, and additives
ISO 10337-1997 Determination of Moisture in Crude Oil Karl Fischer Coulombic Titration Method
GB/T 11146-2009 Determination of Crude Oil Water Content Karl Fischer Coulombic Titration Method
GB/T 3727-2003 Determination of Trace Water in Ethylene and Propylene for Industrial Use
GB/T 5074-1985 Method for determination of moisture content in coking products by microcoulometry
GB/T 6023-2008 Determination of Trace Water in Butadiene for Industrial Use Karl Fischer Coulombic Method
GB/T 7376-2008 Determination of Trace Moisture in Fluoroalkanes for Industrial Use Karl Fischer Method
GB/T 18619.1-2002 Determination of Water Content in Natural Gas Karl Fischer Coulombic Method
GB/T 18826-2002 Industrial 1,1,1,2-tetrafluoroethane HFC-134a
SH/T 0246-1992 Determination of Water Content in Light Petroleum Products (Electricity Method)
SH/T 0255-1992 Method for determination of moisture content in additives and lubricating oils containing additives (electric method)
ASTM E1064-2008 Karl Fischer Coulombic Titration for Determination of Water Content in Organic Liquids
ASTM D4928-00 (2010) Karl Fischer Coulombic Titration for Determination of Water Content in Crude Oil
ASTM D6304-2007 Karl Fischer coulometric titration method for determining water content in petroleum products, lubricants, and additives;
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