INSTRUMENTS

Code : DRS-106

Photoelectric Direct Reading Spectrometer

Main Technical Parameters:
 
Detection matrix (multi-matrix): sample analysis of Fe, Al, Cu, Ni, Co, Mg, Ti, Zn, Pb, Sn, Ag and other metals and their alloys 
Analysis channel (multi-channel): 45 channels
Analysis wave band (wide range): 160nm ~ 650nm 
Detection time (short): according to different sample types, generally less than 30 seconds
Optical room (fine constant-temperature): 38 °C ± 0.2 °C 
Power supply: single-phase power with protection grounding. Voltage: 220VAC, Frequency: 50Hz, Service power: 1.8KVA 
Environmental conditions: operating temperature: 10-30 °C, Storage Temperature: 0-45 °C, Humidity: ≤ 85%  Features:
1.750 mm focal length grating, Pa-based - Runge devices, high vacuum, high resolution and high sensitivity;
2.Its electronic system adopts cage of international standard, high integrated circuit design with low failure rate;
3.The excitation source frequency can be adjusted between 150/600Hz, different excitation parameters can be chosen based on different samples to achieve the best results;  
4.Solid auxiliary electrode of excitation light source to avoid jamming and improve the stability of the excitation light source, adjusting-free;
5.In the process of exciting samples, it is unnecessary for water cooling on the station and it can conduct continuous analysis;
6.Multi-element automatic tracing, can quickly analyze the deviation of each element to base one;
7.Automatic adjusting of computers to negative pressure of 8 channels, which greatly improves channel utilization and the application of the best linear range of analysis spectral lines and reduces the number of channels used in the process so as to cut the cost.  
8.Overall constant-temperature ensures normal operation of the instrument, and reduces demands on the environment. 
9.Using high-precision linear motor for slit scanning with high speed and high accuracy;
10.Made of aluminum alloy and with vacuum chamber; 
11.Anti-seismic design of spectroscopy room, for instance, using dynamic installation for optical components such as grating and slit to achieve high stability;
12.Built-in light in spectroscopy room to improve the stability of photomultiplier, eliminate dead time, promote noise ratio and extend its service life. 
13.With software systems of different languages to .meet the requirements of different countries. 
14.Database system is set of the computer software, which facilitates the data query and print of measurement data, and enables data transmission through remote network, convenient and quick.  Main Configurations: 
1. Optical system 
Structure: Par type - Runge 
Grating: radius of curvature: 750mm 
Characterization density: 2400 lines / mm 
Characterization area: 30 × 50mm2 
Blazed wavelength (first-grade): 300nm 
Linear dispersion: 0.55nm/mm 
Entrance slit width: 20μm 
Exit slit width: 50μm/75μm 
Photomultiplier tube: diameter: 28mm, 10-grade side tube, fused silica or glass enclosure 
Allowable channel: 45 
Partial constant-temperature of spectrometer: 38 °C ± 0.2 °C  2. Vacuum measurement and control
Automatic control of vacuum valves ensures vacuum stability of the spectroscopy room, improves the stability of the optical system and minimize the pollution of oil vapor to light room. 
Programmable vacuum system ensures vacuum and reduce the running time of vacuum pump and effectively extend its service life.
PMT high-voltage opening and vacuum system linkage to prevent glow discharge
Excitation light is directly introduced into vacuum chamber through the lens, which eliminates the optical path loss and maintains long-term stability of the data.  3. Sample excitation station devices
Opening sample excitation station is suitable for sample analysis of different sizes and shapes. 
Analysis gap of sample station: 4mm, small excitation space
Free adjusting of compressive bars, easy to replace the samples. 
Optimized argon gas path design and low consumption of argon gas enables fuller the sample excitation and more concentrated discharge.  4. Excitation light source: 
Input power: 1.0KVA 
Charging capacitor: pre-combustion: 6μF, exposure: 1.5μF 
Peak current: pre-combustion: 120A, exposure: 30A 
Main circuit peak pressure: 300VDC (automatic adjustment of peak pressure) 
Ignition circuit: pulse amplitude: +15 KV 
Solid auxiliary space: tunnel diode 
Discharge frequency: 150Hz - 600Hz, adjustable  5. Control system: 
Measurement and control system: direct data exchange between measurement and control system and the host computer 
Measurement method: section integration
Capacity of integration capacitor: 0.047μF 
Reproducibility: RSD ≤ 0.2% 
High voltage power supply of PMT: 
Voltage:-1000V 
Stability: better than 0.5% for 8 hours  
High voltage adjusting: change from-550V to-1000V, with 8 classes (0-7) 
High voltage setting: users can change it through computer software changes.  6. Analysis software 
The software works in WINDOWS XP operating system. Its main functions are as follows: 
1) Adopting one-touch and fast operation for analyzing and other operations;
2) Automatically analyzing programs 
3) Manual data access 
4) Flexible display and print of analysis results 
5) Quality inspection and classification 
6) Re-calculation of the concentration 
7) Instrument standardization 
8) Type standardization 
9) Software and instrument configurations and their application 
10) Results storage
11) Flexible sample definition
12) Password protection 
13) Data processing tools  7. External equipment
1) Commercial computer of famous brand
2) Stylus printer or laser printer 
3) Hardware 1. Standard Configuration Name Model Quantity Unit Spectrometer body (12 channels) DRS-106 (Vacuum) 1 set Brand computer Latest Configuration 1 set Laser printer Samsung 1 set Channel   1 piece Spare parts Refer to Accessory 1 1 set
Code : ICP -100

100 Inductively Coupled Plasma Spectrometer

Description
Application: 
It can be used for sample analysis of machinery, steel, geology, metallurgy, rare earth and magnetic materials, environment, medical industry, biology, marine, petroleum, new chemical materials, nuclear industry, agriculture, food inspection, water quality and other fields. It can quickly and accurately detect about 70 kinds of major and trace elements.  Main features: 
1. RF output with high stability, stable light source, and low detection limit with the lowest up to PPb (part per billion). 
2. Wide linear range of working curves, up to 5-6 magnitude orders. 
3. Simultaneous analysis of multiple elements, fast and with wide application range. It can analyze almost all the metal elements and part of the non-metal elements on periodic table of elements. Specification
Technical parameters: 
Analysis speed: 10 elements per minute 
Precision: relative standard deviation RSD ≤ 2% 
Stability: relative standard deviation RSD ≤ 3% (one-hour measurement) 
Linear range of measurement: (correlation coefficient) ≥ 0.9995% 
Low detection limit: some common ones are listed in the following table Detection limit of 36 elements (ug / ml) Element La Ce Pr Nd Sm Eu Ga Tb Dy Wave Length (nm) 408.672 413.765 414.311 401.225 360.946 381.967 342.247 350.917 353.170 Detection Limit 3.0 5.0 5.0 5.0 10.0 1.0 10.0 3.0 3.0 Element Ho Er Tm Yb Lu Y Sc Ta Nb Wave Length (nm) 345.600 337.271 313.126 369.419 261.541 371.050 335.373 226.230 316.340        

Send Enquiry