1Neodymium iron boron analysis spectrometercharacteristic:

1. The high-voltage power supply circuit of the RF generator uses electronic technology to eliminate bulky step-up transformers and high-frequency resistive coils, and adopts power closed-loop feedback technology with a control accuracy of 0.1%.

2. Fully automatic ignition gas path intelligent control, realizing software ignition, more convenient.

3. Safe cooling water protection, argon protection, overpressure, overcurrent, and arc extinguishing protection are safer.
4. Automatic matching and tuning of output power, software program setting of power parameters.
5. Fill the spectrometer with argon gas to achieve sensitive measurement of sulfur at 180nm wavelength and Sn at 189nm wavelength.

6. Excellent optical system and control system ensure accurate peak position positioning, excellent signal-to-noise ratio, and excellent matrix effect.
7. Wide measurement range, analysis from trace to constant, dynamic linear range of 5-6 orders of magnitude.
8. The detection limit is low, and the detection limit of most elements can reach the ppb level.
9. Good measurement accuracy, stability, relative standard deviation RSD ≤ 1.5% (5ppm)

IINeodymium iron boron analyzerTechnical indicators

1.Radio frequency generator (RF)

(1) Circuit type: self-excited oscillation circuit, fully automatic ignition, all functions are controlled by computer software (ignition, shutdown, power and other parameter settings); Real time power control; Automatic matching tuning; Constant temperature in the light chamber;

(2) Working frequency: 40.68MHz ± 0.05%

(3) Frequency stability:< 0.1%

(4) Output power: 700-1600w

(5) Output power stability: ≤ 0.3%

(6) Electromagnetic field leakage radiation intensity: Electric field intensity E at a distance of 300mm from the fuselage< 2V/m

2. Sample injection device:

(1) Output working coil inner diameter 25mm, 3 turns

(2) Torch tube: Quartz torch tube with an outer diameter of 20mm

(3) Outer diameter of coaxial spray 6mm

(4) Double tube fog chamber outer diameter 35mm

(5) Specification of argon flowmeter and carrier gas pressure gauge:

① Plasma flowmeter (100-1000) L/h; (1.6-16L/min)

② Auxiliary gas flow meter (6-60) L/h; (0.1-1L/min)

③ Carrier gas flow meter (6-60) L/h; (0.1-1L/min)

④ Carrier gas stabilizing valve (0-0.4MPa)

The instrument is equipped with an argon secondary pressure regulator valve (0.3MPa)

3.Light metering device:

(1) Specification of photomultiplier tube: R212UH

(2) Negative high voltage of photomultiplier tube: 200-1000V, stability<0.05%

(3) Measurement range of photomultiplier tube current: 10-12-10-4A

(4) Signal acquisition is V/F exchange: 1mV corresponds to 100Hz

4.Spectrophotometer:
(1) Optical path: Czerny-Turner
(2) Focal length: 1000mm
(3) Grating specifications: ion etched holographic grating, with a line density of 3600 lines/mm,

Marking area: 80 × 110mm, reciprocal of linear dispersion rate: 0.26nm
(4) Wavelength range: 190-500nm
(5) Resolution: ≤ 0.008nm
(6) Scanning wavelength range: 3600 lines/mm Scanning wavelength range: 190-500nm
(7) Stepper motor driven maximum step distance: 0.0006nm
(8) Incident slit: 20 µ m Exit slit: 25 µ m
(9) Transmitting mirror specification: (78 × 105 × 16) mm
(10) Lens ф 30, 1:1 imaging

5.Application Industry Classification

1. Metal class

Steel: including carbon steel, cast iron, alloy steel, high-purity iron, ferroalloys, ferrosilicon, manganese iron, vanadium iron, iron ore, smelting of lead, etc.

2. Nonferrous metal analysis:

Analysis of impurity elements in pure copper, pure aluminum, and alloys.

Purity analysis of precious metals: Au、Ag、Pt、Pd、Ir、Rh、Os、Ru。

3. Environmental testing category

Water quality analysis: mineral water, tap water, river water, seawater, sewage, wastewater, etc.

Food analysis: including food, beverages, etc.

Soil composition analysis: analysis of biological and plant samples.

4. Rare earth materials and rare earth permanent magnets

Rare earth element complete separation, this instrument has high resolution and is very suitable for the analysis of rare earth elements.

Analysis of the distribution and composition of neodymium iron boron materials in rare earth permanent magnet materials.

5. Analysis of Geological Minerals

Analysis of selected minerals, survey and prospecting analysis

6. Food and Pharmaceutical Analysis

Analysis of beneficial and harmful elements in food, and analysis of trace elements in medicinal materials

IIINeodymium iron boron analyzerTechnical specifications of the whole machine:

1. Measurement wavelength range:

180-500nm 3600L/mm grating

180-800nm 2400 L/mm grating

2. Measurement accuracy (repeatability): Average relative standard deviation RSD ≤ 1%

3. Measurement stability: Average relative standard deviation RSD ≤ 2

4. Detection limit: sub PPb level

4Installation conditions for spectrometer

1. Normal working conditions of the instrument: The laboratory is clean, dry, dust-free, and vibration free. Maintain room temperature at 22 ℃± 3 ℃

2. Room: Approximately 15 square meters is recommended, equipped with a standard solution reagent cabinet, computer desk, computer chair, and air conditioning of 1.5-2 horsepower.

3. Power supply: 220V, 22A, using 4-square-meter wires.

4. Grounding: For safety and stability of the instrument, high-frequency grounding is necessary. A 300 × 300 × 3mm copper plate is buried 1.5 meters underground, and a 30 × 0.5mm wide copper strip is used to connect it to the chassis of the host.

5. Exhaust: It is required to install an exhaust duct above the host, connect an external chimney, and use an exhaust fan to exhaust the exhaust gas from ICP combustion to the outside.

6. Argon gas: 99.99% ordinary argon gas can be used

5Neodymium Iron Boron Material Analysis Spectrometer Warranty：

Beijing Zhongye Yiyuan Technology Co., Ltd. will provide a 12-month warranty period, calculated from the date of signature acceptance, but not exceeding 15 months from the date of shipment During the warranty period, Beijing Zhongye Yiyuan Technology Co., Ltd. provides free maintenance. If the instrument malfunctions or is damaged due to non-human factors of Party A, Party B shall be responsible for resolving it free of charge (excluding consumables);

six、After sales service of neodymium iron boron material analysis spectrometer：

Within 3 hours of receiving a written notice from the user requesting maintenance, the technical personnel of Beijing Zhongye Yiyuan Technology Co., Ltd. will respond. If it is necessary to rush to the user's work site, the technical personnel will arrive at the user's work site within 2 working days of receiving the written notice.