Best Company has obtained 10 patents related to graphite nitrogen adsorption specific surface tester in China,
Qualified as a high-tech enterprise in Beijing Science and Technology Park, which achieved new standards in 2009 with multiple patented technologies in China,
It is a production enterprise that has passed ISO9001 international quality system certification;
It is the creator and holder of the highest precision of dynamic chromatography specific surface analyzer;
It is the representative of the advanced and intelligent of the static volumetric adsorption instrument;
The graphite nitrogen adsorption specific surface tester can be used for the analysis of the specific surface area of ​​battery materials, the measurement of the specific surface area of ​​catalyst materials, the determination of the total surface area and external surface area of ​​carbon black, etc. .The 3H-2000 series automatic nitrogen adsorption graphite nitrogen adsorption specific surface tester developed and produced by our company is a well-known domestic brand. It entered the market in 2000. After years of continuous R & D and innovation, its performance has reached the domestic leading level and the international advanced level. Many performance indicators surpass imported instruments, which is a model of domestic high-precision graphite nitrogen adsorption specific surface tester. Our company has been responsible for the specific surface area test work of scientific research institutes such as Institute of Physics and Chemistry, Institute of Chemistry, Beihang University, North Institute of Technology, etc. Received trust and praise. The advanced technology, stable performance and good after-sales service of the instrument make our products enjoy a high reputation and trust among customers.
3H-2000BET-A graphite nitrogen adsorption specific surface tester performance parameters:
Test method: versatility, can be tested by BET multi-point method, BET single-point method, Langmuir multi-point method, Langmuir single-point method, solid standard sample reference method, etc., statistical layer thickness method (calculation of external specific surface instrument volume) , Particle size estimation, sample BET adsorption constant C and other test methods;
Test accuracy: High test accuracy and good reproducibility. BET multi-point method, BET single-point method, Langmuir multi-point method, Langmuir single-point method, the relative error of the test is less than ± 2%; the relative error of the solid standard reference method test is less than ± 1.5%;
Test range: The test range is wide, and the material with a specific surface area of ​​more than 0.01m2 / g can be determined to meet the analysis of the specific surface area of ​​all powder materials and porous materials; sample types: powder, granules, fibers and sheet materials, etc. .
Test time: Test time: BET multi-point method, which can test 4 samples at the same time, the test speed averages about 5 minutes per sample for each partial pressure point, and the average total time for each sample is about 30 minutes; BET single-point method can simultaneously Test 4 samples, the average test time is about 5 minutes per sample; the solid standard reference method can test 3 samples at the same time, the average test time of each sample is about 6 minutes, which is only four times of the test time of similar foreign instruments. One part; the above test time does not include the pre-purging time of sample purging and purification.
Brief introduction of 3H-2000BET-A graphite nitrogen adsorption specific surface tester:
Purge treatment: It has the only domestic integrated degassing device (non-split type), which solves the problem of degassing and testing integration, and realizes the in-situ processing of the sample. It only needs one installation and zero contact with the air, ensuring the sample pretreatment The efficiency and effectiveness of processing;
Wind-heat removal aid: It has the only domestic program-controlled wind-heat removal aid device, which can ensure sharp and rapid desorption peak and reduce background error;
Quantitative tube program-controlled switching: It has the only domestic program-controlled six-way valve calibration system with an action period of less than 10 milliseconds; and quantitative tube volume program-controlled switching;
Detector zero drift suppression: It has the only domestic detector constant temperature system, so that the detector's 10min drift test is less than 0.1mV to ensure the accuracy and stability of the test results;
Concentration chromatography detection: It has the only domestic chromatographic nitrogen partial pressure detection system, and the accuracy of the relative flow method is increased by 10 times, so that the nitrogen concentration control accuracy and detection accuracy can reach one ten thousandth, and high stability;
Particle size model estimation: It has the only domestic data processing function of particle size model estimation, and gives a particle size estimation report; this function can give the average particle size under each model according to the specific surface instrumentation, which plays a guiding role for researchers to judge the particle morphology;
Gas purification cold trap: It has the only gas purification cold trap in China, which improves the purity of gas by more than 1 order of magnitude;
Gas source switch protection: It has the only domestic gas source switch indication and protection device, which automatically cuts off the power after gas cut, permanently avoiding damage to the detector due to the misoperation of the gas cut off and live;
Purge timing: It has the only domestic purge timing function, with timing accuracy of 1 second. After the countdown is completed, the heating power is automatically cut off and a sound prompt is given;
Temperature monitoring: The temperature of the liquid nitrogen can be monitored to eliminate the influence of the temperature difference of ordinary industrial liquid nitrogen, and the use conditions are wide; the room temperature monitoring can eliminate the influence of the ambient temperature.
3H-2000BET-A graphite nitrogen adsorption specific surface tester instrument accessories:
Test accessories: 3 bottles of high-purity He, high-purity N2 and helium-nitrogen mixed gas as standard, the gas has a longer service time, and the average use time is more than 2 years Not limited to powder sample testing;
Instrument hardware: The hardware uses stable and durable components, and all key components are imported parts. After strict testing, it is suitable for frequent testing;
3H-2000BET-A graphite nitrogen adsorption specific surface tester control system:
Control system: Fully automatic program control of the adsorption and desorption process, and sound prompts of all important links; the operator does not need to worry about delaying the experiment when performing other work or leaving during the operation of the instrument;
Stable test: Large-screen 5-inch LCD liquid crystal display, action instructions of various mechanical parts, make the instrument working status parameters software and hardware display at the same time, even if the software is not open, you can accurately grasp the instrument status, making the instrument more stable;
Test gas path: using low temperature nitrogen adsorption dynamic chromatography, unique parallel gas paths at home and abroad, eliminating external influences such as ambient temperature, humidity, atmospheric pressure, etc., no need to vacuum, the laboratory requirements are relatively loose;
Data processing: The software is a self-developed high-precision data processing system with a high sampling frequency of 100Hz.
Fully automatic control; with complete function of the data processing capability of the surface analyzer; USB communication interface;
3H-2000BET-A type graphite nitrogen adsorption specific surface tester instrument pre-sale service:
â—† Pre-sale service
Beste provides free trial testing of samples to customers to facilitate customer comparison before purchase and understand the difference between test data and foreign instruments; in addition, we provide multiple tests to facilitate customers to evaluate the repeatability and stability of instrument testing . If you want to purchase customers need to understand the use and effect of the instrument in the use unit, our company can provide the manufacturer's telephone consultation.
â—† After-sales service
As a professional manufacturer of graphite nitrogen adsorption specific surface tester, Beside Company provides excellent performance and reliable quality instruments, at the same time, it will also provide thoughtful after-sales service to completely relieve users' worries.
1. Installation, commissioning, training, transportation: free installation, commissioning, training, transportation and delivery for users.
2. Warranty period: free maintenance and other services for users during the warranty period.
3. Software upgrade: Provide users with free software upgrade service, this service is not limited by the warranty period.
4. Spare parts supply: long-term supply of spare parts and wearing parts.
5. Service methods and timeliness: Service: The technical staff of the company's service department will provide services at any time according to the user's request, generally arrive within 48 hours from the time of receiving the request, and implement a regular or irregular return visit user system.
E-mail: The company has dedicated personnel to process and send e-mails, and will accept e-mails from you at any time and send you information such as test results, instrument information, software, etc.
Letter: There are detailed introduction materials of the company and products, we will mail them to you at any time by EMS, DHL, etc.
â—† Graphite nitrogen adsorption specific surface tester dealer service The sales of our company's series products are combined with direct sales and dealer channel sales. Warmly welcome interested dealers to join in cooperation to achieve dealer channels and our company's product technology Complement each other's advantages to achieve win-win cooperation. We will provide dealers with complete support services and excellent products.
Services for dealers mainly include:
1. Detailed introduction of all products, exquisite promotional color pages.
2. Pre-sale and after-sale technical support for a full range of products.
2. Detailed introduction and analysis of product application industries and fields, product and related knowledge training.
4. Professional in-sale support, assist dealers in the bidding process in the bidding process, and answer the technical problems of the graphite nitrogen adsorption specific surface tester during the bidding process.
5. To provide dealers with extremely competitive product prices to ensure the interests of dealers and end users.
6. Provide strategic framework agreements to achieve complementary advantages.
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