Drawell ICP-AES Atomic Emission Spectrometer DW-TY-9900

 Inductively Coupled Plasma Emission Spectrometer

DW-TY-9900

DW-TY-9900 as large precision inorganic analytical instrumnts, widely used in rare earth analysis, analysis of precious metals, nonferrous metal, alloy materials, electronic products, medicine, metallurgy, geology, soil, petroleum, chemical industry, commodity inspection, environmental protection and other departments and neodymium iron boron, silicon, iron, tungsten, molybdenum, from ultra trace constants to the qualitative and quantitative analysis. It integrates light, machine, electricity, computer, analysis technology in one of the high-tech products, with a fast test speed, wide measurement range, accurate and reliable analysis results and so on. Due to the use of computer technology, intelligent instrument, screen display, text and data acquisition, processing and so on have reached the current domestic advanced level, is a lot of industry ideal analytical instrument.

Main performance parameters

1. Wavelength range: 190~500nm (3600L/mm optical grating) or 190~800nm (2400L/mm optical grating);

2. Resolution: 0.006nm (3600L/mm optical grating) or 0.01nm (2400L/mm optical grating)

3. Wavelength and repeatability of error: wavelength indication error ≤0.02nm, Repeatability≤0.003nm;

4. Scanning interval: 0.0004nm;

5. Repeatability: RSD≤1.0%;

6. Stability: RSD≤1.5%;

7. Detection limit: ppb level;

8. Analysis of range of elements: More than 70 kinds of metal and nonmetal elements;

9. Linear range: 7 orders of magnitude above, and the effect of imbibition is extremely low;

10. Analysis speed: 25 elements per minute scan.

Parts parameters in detail

1. RF generator (RF)

2. Circuit type: inductive feedback self-excited oscillation circuit, coaxial cable output, matching tune, take power feedback signal, the closed-loop automatic control;

3. Operating frequency: 40.68MHz±0.05%;

4. Frequency stability: ≤0.05%;

5. Output power: 800~1200W;

6. Output power stability: ≤0.2%;

7. Electromagnetic leakage radiation intensity: About 20 cm from the fuselage, electric field intensity: E<2 V / m.

Sampling device

1. Output working coil: inner diameter 25mm, 3 turns;

2. Torch tube: three heart-shaped, quartz torch 20mm diameter tube;

3. Coaxial spray: outside diameter 6mm;

4. Double tube fog chamber: outside diameter 35mm;

5. Observation position: longitudinal observation height and horizontal observation before and after, it can be adjusted to the best by the software;

6. Standard Specification for argon flow meter and carrier gas pressure gauge:

7. Plasma gas flow meter: (100~1000)L/h    (1.6~16L/min);

8. Assist gas flow meter: (10~100)L/h      (0.16~1.66L/min);

9. Carrier gas flow meter: (10~100)L/h      (0.16~1.66L/min);

10. Carrier gas regulator valve: (0~0.4Mpa)L/h;

11. Cooling water: water temperature: 15~25℃ flow>5L/min hydraulic pressure>0.1Mpa cooling water: electrical resistivity>1MΩ.

Optical splitter

1. Light path: Czerny-Turner;

2. Focal length: 1000mm;

3. Grating specifications: Ion etched holographic grating; scribed line density 3600L/mm, scribed line area: 80×110mm(Or groove density 2400L/mm, scribed line area: 80×110mm);

4. Bottom line of the dispersion rate: 0.26nm/mm;

5. Resolution: ≤0.006nm all band;

6. Scanning wavelength range: 190~500nm,3600L/mm grating; 190~800nm, 2400 L/mm grating;

7. Scanning interval: 0.0004nm;

8. Exit and entrance slit: 20μm×25μm;

9. Mirror specifications:(78×105×16)mm;

10.  Lens: φ30,1:1 imaging;

11.  Mirror specifications: concave type;

12.  Beam splitter thermostatic device: 26℃±1℃.

Metering system

1. Photomultiplier tube specifications: R212U or R928;

2. Photomultiplier tube negative pressure: -200~-1000V, automatic adjustment, stability<0.05%;

3. Photomultiplier current measuring range: 10-4~10-12A;

4. Signal acquisition for V/F exchange: 1mV corresponding to 100Hz;

5. Sampling circuit: Using high precision operational amplifier, the sensitivity and accuracy of the instrument is greatly improved;

6. Instrument data collection: through the serial port and computer connection, so as to simplify the circuit to make the connection more convenient;

7. Metering mode: single and multiple element sequence measurement.

Operating software

1. Operating system: Windows XP operating platform;

2. Determination of the number of wavelengths: arbitrary choice;

3. Above analysis speed: 25 per minute elements;

4. Database: more than 110 thousand lines of spectral lines;

5. Multi-window: in the end of the measurement results can be displayed in the window to retain the last time the results of the same time, the measurement of the next sample;

6. Standard addition method: software to have the standard addition method, in order to use in different conditions and applications;

7. Analysis mode: the default mode of the software is the best analysis mode, which has the function of instrument diagnosis, spectrum analysis, several measurement methods and several integration models, and so on;

8. Historical database: in the historical database, you can print the batch analysis results that you want to print at the same time;

9. Data output: software support for laser printer analysis results.

Attached Table TY-9900 Corresponding table element detection limit (Detection limit unit: ppm)

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