Inductively Coupled Plasma Spectrometer

Main technical parameters: 
Radio Frequency Generator (RF) 
(1) Circuit type: Three-point self-oscillation circuit of capacitance
(2) Operating frequency: 40.68MHz ± 0.05% 
(3) Frequency stability: <0.1% 
(4) Output power :800-1200W 
(5) Output power stability: ≤ 0 3% 
(6) The intensity of electromagnetic field leakage: 30cm away from the generator
 Electric field strength E: <2V / m 
Sampling device 
(1) Inner diameter of output working coil: 25mm, 3 turns 
(2) Torch pipe: three concentric quartz torch pipes with outer diameter of 20mm 
(3) Outer diameter of coaxial sprayer: 6mm
(4) Outer diameter of binocular spray chamber: 34mm 
(5) specifications of argon flow meter: 
  ① plasma gas flow meter: (100-1000) L / h, (1.6-16L/min) 
  ② Auxiliary gas flow meter: (10-100) L / h, (0.16-1.66L/min) 
  ③ Mass flow meter is used for carrier gas, and is controlled by computer (0-5L/min) 
Optical Splitter 
(1) Optical path: CzemyTurme 
(2) Focal length: 1000mm 
(3) Specifications of gratings: ion etching holographic grating 
            Groove density: 3600 lines / mm
            Groove area: 80 × 110mm 
(Optional groove density: 2400 lines / ram and groove area: 80 × 110mm) 
(4) Reciprocal linear dispersion rate: 0. 26nm 
(5) Resolution: ≤ 0.008nm 
(6) Scanning wavelength range: 3600 lines / mm 
     Scanning wavelength range :195-500nm 
                                     2400 lines / mm 
     Scanning wavelength range :195-800nm 
(7) Minimum step length of stepping motor driver: 0.0006nm 
(8) Entrance and exit slit: 20um 
(9) Size of reflecting mirror: (78 × 105 × 1 6) mm 
(10) Lens: 1:1 imaging 
(11) Constant-temperature device of optical splitter: 32 ℃ ± 1 ℃

Metering device 
(1) PMT Specifications: R212UH or R928 
(2) Negative high voltage of PMT: 200-1000V, stability <0.05% 
(3) Current measurement range of PMT: 10-4 ~ 10-9 A 
(4) V / F switching for signal acquisition: 1mV corresponds to 100Hz 
Main technical characteristics: 
1. New desktop no-op panel; 
2. Using computer programs to control all the operating functions, including automatic ignition and so on; 
3. Using mass flow meter for automatic control of carrier gas, which ensures  the stability of sampling system;
4. All the operating functions are included in computer operating software, easy to use. 
5. Low detection limit: ppb level. 
6. High precision: RSD ≤ 2%. 
7. High analysis speed: 10 or more elements per minute
8. Wide dynamic linear range (multi-element simultaneous measurement of 5-6 magnitude orders within linear range of working curves)
9. Humanized analysis software 

List for Spare Parts