Puxi General Sichuan AgentChengdu Chuanhongke Biotechnology Co., Ltd. provides one-stop services for research institutes, universities, and industrial and mining enterprise laboratoriesAtomic absorption spectrophotometer manufacturer:Beijing Puxi General andUniversal single flame atomic absorption spectrophotometer model for general analysisincludePrice of universal single flame atomic absorption spectrophotometer for general analysisProfessional technical engineers provide customers with installation, commissioning, technical training, and after-sales support for the universal single flame atomic absorption spectrophotometer of Puxi!

TAS-990 F (single flame) atomic absorption spectrophotometer

　　Universal TAS-990F single flame atomic absorption spectrophotometerProduct features and technical parameters:

1. Working conditions: Power supply voltage 220V (± 10%), 50HZ, ambient temperature ≤ 35 ℃, relative humidity ≤ 85%

2. Technical requirements

2.1 Analysis method: Flame method analysis;

2.2 Optical path structure: Czerny Turner type grating monochromator with aberration reduction

2.3 Background correction: tritium lamp and self-priming dual background correction system. Deuterium lamp, self-priming background correction capability of 1Abs ≥ 40 times Self absorption effect background correction ability ≥ 30 times at 1.8A

2.4 Optical System: Single beam lens reflector structure, fully sealed optical system. The resolution and dispersion rate of the grating fully meet the analysis requirements

2.4.1 Diffraction grating: 1800 lines/mm

2.4.2 Wavelength range/setting: 190nm-900nm/automatic peak seeking setting.

2.4.3 Wavelength accuracy: ≤± 0.25nm

2.4.4 Wavelength repeatability: ≤ 0.15nm

*2.4.5 Spectral bandwidth: Five levels of automatic selection: 0.1, 0.2, 0.4, 1.0, 2.0nm

2.4.6 Resolution: ≤ 0.3nm. When the spectral bandwidth is 0.2nm, the manganese double lines at 279.8nm and 279.5nm can be separated, and the valley energy between the two spectral lines is less than 30%.

2.4.7 Baseline stability: ≤ 0.004Abs/30min

2.5 Element Lamp System

*2.5.1 Number of lamp sockets: 8 lamps per lamp holder

2.5.2 Lamp Position: The lamp position is automatically set and fine tuned.

2.6 Flame section

2.6.1 Combustion Head: Pre mixed all titanium combustion head

2.6.2 Background Button: Deuterium Lamp, Self Absorbing Full Band Background Button

2.6.3 Ignition Method: Automatic Ignition

*2.6.4 Combustion condition setting: The mass flow controller automatically sets the combustion conditions; Automatically set the ideal flame height and front and rear positions of the atomizer: to place the instrument in ideal analysis conditions

2.6.5 Characteristic concentration: Copper ≤ 0.04ug/ml/1%

2.6.7 Precision: Copper ≤ 1.0%

2.6.8 Detection limit: Copper ≤ 0.006ug/ml

2.6.9 Automatic setting of gas flow rate: achieved automatic selection of ideal combustion assistance ratio for element analysis.

*2.6.10 When using a deuterium lamp to fasten the background: it has the function of automatically cutting into the semi transparent and semi reflective mirror device.

2.6.11 Automatic wavelength scanning and peak searching control.

2.6.12 Automatic adjustment of negative high voltage, lamp current, two-way light balance, automatic flow control, automatic ignition, and automatic shutdown protection.

*2.7 Protection Function: Automatic safety interlock function, the instrument is equipped with a flame monitor, which automatically shuts off the acetylene flow when an unexpected flame goes out; Abnormal pressure monitor: constantly monitor changes in air pressure, automatically shut off acetylene gas in case of abnormalities, and safely shut down the engine; The automatic flow limiting and cleaning functions make the flame operation of the mass flow controller safer; When any of the above abnormal fluctuations occur, immediately stop heating and prompt an alarm;

　　Universal TAS-990F single flame atomic absorption spectrophotometerData processing:

3.1 Data input method: Computer automatic online sampling, manual offline input

3.2 Concentration Calculation Methods: Curve Fitting Method, Standard Curve Method, Standard Addition Method, Interpolation Method, Relative Standard Deviation, Correlation Coefficient

3.3 Automatic signal acquisition and processing

3.4 It can print test data and final analysis reports, and can be edited using Excel software. All data is managed in the form of a database, and an expert system database is also provided

3.5 Can automatically calculate relative standard deviation, correlation coefficient, draw standard curve, automatically calculate sample concentration and actual sample concentration

When protective measures are in effect, the software provides corresponding prompts

3.7 The software has detailed help functions that can provide users with prompts at all times

　　Universal TAS-990F single flame atomic absorption spectrophotometerto configure:

4.1 Atomic absorption spectrophotometer host 1 unit

4.2 One set of fully Chinese software

4.3 Elemental Lamp Copper, Manganese, Mercury

4.4 One oil-free silent air compressor

4.5 Brand computer, one set of printer each

4.6 Analysis of pure acetylene gas source (including steel cylinder with pressure reducing valve)

5. After sales service

*5.1 The product manufacturer shall directly establish after-sales service or technical service institutions within Sichuan Province (provide a copy of the business license, name, address, contact person, and contact phone number of the after-sales service institution directly established within Sichuan Province). From the date of self acceptance, the winning bidder shall provide free technical services for the one-year warranty period of the instruments and equipment; Lifetime free software upgrade.

5.2 Develop technical service terms with clear after-sales service measures and charging standards. During the warranty period, the manufacturer should respond within 24 hours and provide timely repair services when receiving user requests for maintenance of the purchased instruments and equipment.

During the initial installation of the instrument, the manufacturer provides free on-site training to ensure that the user can operate and use the instrument correctly. The training content includes the basic principles, operation, use, and daily maintenance of instruments and equipment, until learned.