PGP77型ICP光谱仪PGP77ICPspectrometer

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PGP77型ICP光谱仪PGP77ICPspectrometer

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详细信息

PGP77型ICP光谱仪
概述
PGP77型ICP光谱仪是专门用来检测石油,汽油,润滑油等石化行业硅元素等其他杂质元素的仪器。
其测试精度比原子吸收要好,尤其能测原子吸收测不了的硅元素。其他原子吸收能测的元素ICP光谱仪的灵敏度和检测性能更好。
主要性能参数
1、波长范围:180-800nm(2400刻线/mm)或180-500nm(3600刻线/mm)
2、分辨率:在180-500nm整个波段内分辨率≤0.006nm
3、波长示值误差和重复性:波长示值误差≤0.02nm,重复性≤0.003nm
4、扫描步距:可达0.0004nm
5、精密度:RSD≤1.5%
6、稳定性:RSD≤2.0%
7、检出限:PPb级
8、分析元素范围:可对72种金属元素和部分非金属元素(如B、P、Si、Se、Te)进行定量和定性分析
9、线性范围:7个数量级以上。
10、分析速度:每分钟扫描20个元素以上
11、等级证书:国家计量器具形式许可
各部件详细参数
全自动等离子体发射光谱仪射频发生器(RF)
(1)电路类型:电感反馈自激式振荡电路、同轴电缆输出、匹配调谐、取功率反馈信号,进行闭环自动控制
(2)工作频率:40.68MHz ± 0.05%
(3)频率稳定性:≤0.05%
(4)输出功率:800—1500W,自动调整
(5)输出功率稳定性:≤0.3%
(6)电磁场泄漏射强度:距机身20cm 处,电场强度E:<2 V / m
全自动等离子体发射光谱仪进样装置
(1)输出工作线圈:内径25mm 、3匝
(2)炬管:三同心型,外径20mm的石英炬管
(3)同轴型喷雾器:外径6mm
(4)双筒型雾室:外径34mm
(5)观测位置:纵向观察高低和横向观察前后,可通过软件直观地调为
(6)氩气流量计规格和载气压力表规格:
1、等离子气流量计:(100-1000)L/h  (1.6-16L/min)
2、辅助气流量计:(10-100)L/h   (0.16-1.66L/min)
3、载气流量计:(10-100)L/h   (0.16-1.66L/min)
4、载气稳压阀:(0-0.4Mpa)L/h
5、冷却水:水温:21-26℃ 流量>5L/min 水压>0.1Mpa 冷却水:电阻率>1MΩ
全自动等离子体发射光谱仪分光器
(1)光路:Czerny-Turner
(2)焦距:1000mm
(3)光栅规格:离子刻蚀全息光栅;刻线密度3600线/mm,刻线面积:80×110mm
   (或刻线密度2400线/mm,刻线面积:80×110mm)
(4)线色散率倒数:0.26nm/mm
(5)分辨率:≤0.007nm(整个波段)
(6)扫描波长范围: 180-500nm,3600刻线/mm;
       180-800nm,2400刻线/mm
(7)扫描步距:0.0004nm
(8)出射、入射狭缝:20μm×25μm
(9)反射镜规格:(78×105×16)mm
(10)透镜:φ30,1:1成像
(11)反射镜规格:凹型
(12)分光器恒温装置:34℃±0.5℃
全自动等离子体发射光谱仪测光装置
(1)光电倍增管规格:日本高效R212UH或R928
(2)光电倍增管负高压:200-1000V,自动调节,稳定性<0.01%
(3)光电倍增管电流测量范围:10-4~10-9A
(4)信号采集为V/F交换:1mV对应100Hz
(5)采样电路:使用国外高精密度运算放大器,使仪器的灵敏度和精确度大大提高
(6)仪器数据采集:通过串口与电脑连接,从而简化了电路使连接更加便捷
(7)测光方式:单、多元素顺序测量
全自动等离子体发射光谱仪操作软件:
(1)操作系统:Windows XP 、Windows 7、Windows 10操作平台
(2)测定波长数:任意选择
(3)分析速度:每分钟20个元素以上
(4)数据库:谱线库11万条以上
(5)多窗口:在测量完一次结果后可以在显示窗口保留上次结果同时、测量下一样品;
(6)标准加入法:软件要有标准加入法,以便在不同条件和应用中下使用
(7)分析模式:软件默认分析模式,拥有仪器诊断、谱图分析及几种测量方式和几种积分模式,单位任选等多种功能
(8)历史数据库:在历史数据库中,可以同时可选择性地打印想要打印的批次分析结果.
(9)数据输出:软件支持激光打印机打印分析结果
PGP77 ICP spectrometer
Overview
PGP77 ICP spectrometer is an instrument specially used to detect other impurity elements such as silicon, petroleum, gasoline, lubricating oil and other petrochemical industries.
Its test accuracy is better than atomic absorption, especially the silicon element that can not be measured by atomic absorption. The sensitivity and detection performance of other atomic absorption spectroscopy elements ICP spectrometers are better.
Main performance parameters:
1. Wavelength range: 180-800nm ​​(2400 reticle/mm) or 180-500nm (3600 reticle/mm)
2, resolution: the resolution in the entire band of 180-500nm ≤ 0.006nm
3, wavelength indication error and repeatability: wavelength indication error ≤ 0.02nm, repeatability ≤ 0.003nm
4, scanning step: up to 0.0004nm
5, precision: RSD ≤ 1.5%
6, stability: RSD ≤ 2.0%
7, detection limit: PPb level
8. Analysis of element range: quantitative and qualitative analysis of 72 metal elements and some non-metal elements (such as B, P, Si, Se, Te)
9, linear range: 7 orders of magnitude or more.
10, analysis speed: scan more than 20 elements per minute
11, grade certificate: national measurement instrument form license A level
Detailed parameters of each component:
Fully automatic plasma emission spectrometer RF generator (RF)
(1) Circuit type: Inductive feedback self-excited oscillation circuit, coaxial cable output, matching tuning, taking power feedback signal, performing closed-loop automatic control
(2) Working frequency: 40.68MHz ± 0.05%
(3) Frequency stability: ≤0.05%
(4) Output power: 800-1500W, automatic adjustment
(5) Output power stability: ≤0.3%
(6) Electromagnetic field leakage intensity: 20cm from the fuselage, electric field strength E: <2 v="">
Fully automatic plasma emission spectrometer sample introduction device
(1) Output working coil: inner diameter 25mm, 3匝
(2) Torch: three concentric type, quartz torch with outer diameter of 20mm
(3) Coaxial sprayer: outer diameter 6mm
(4) Double cylinder type fog chamber: outer diameter 34mm
(5) Observation position: before and after the horizontal observation, horizontal and horizontal observation, can be intuitively adjusted by software
(6) Argon gas flowmeter specifications and carrier gas pressure gauge specifications:
1. Plasma gas flow meter: (100-1000) L/h (1.6-16L/min)
2. Auxiliary gas flowmeter: (10-100) L/h (0.16-1.66L/min)
3. Carrier gas flowmeter: (10-100) L/h (0.16-1.66L/min)
4, carrier gas regulator valve: (0-0.4Mpa) L / h
5, cooling water: water temperature: 21-26 ° C flow rate > 5L / min water pressure > 0.1Mpa cooling water: resistivity > 1MΩ
Fully automatic plasma emission spectrometer splitter
(1) Light path: Czerny-Turner
(2) Focal length: 1000mm
(3) Grating specification: ion etching holographic grating; engraved line density 3600 lines/mm, engraved area: 80×110mm
   (or engraved line density 2400 lines / mm, engraved area: 80 × 110mm)
(4) Reciprocal rate of line dispersion rate: 0.26nm/mm
(5) Resolution: ≤0.007nm (whole band)
(6) Scanning wavelength range: 180-500 nm, 3600 reticle/mm;
       180-800nm, 2400 lines/mm
(7) Scanning step: 0.0004 nm
(8) Exit, incident slit: 20μm × 25μm
(9) Mirror specifications: (78 × 105 × 16) mm
(10) Lens: φ30, 1:1 imaging
(11) Mirror specifications: concave
(12) Spectrometer thermostat: 34 °C ± 0.5 °C
Fully automatic plasma emission spectrometer photometric device
(1) Photomultiplier tube specifications: Japan high efficiency R212UH or R928
(2) Photomultiplier tube negative pressure: 200-1000V, automatic adjustment, stability <>
(3) Photomultiplier tube current measurement range: 10-4~10-9A
(4) Signal acquisition is V/F exchange: 1mV corresponds to 100Hz
(5) Sampling circuit: using foreign high-precision operational amplifiers, the sensitivity and accuracy of the instrument are greatly improved.
(6) Instrument data acquisition: It is connected to the computer through the serial port, which simplifies the circuit and makes the connection more convenient.
(7) Metering method: single and multi-element sequential measurement
Fully automatic plasma emission spectrometer operating software:
(1) Operating system: Windows XP or Windows 7 operating platform
(2) Measuring the number of wavelengths: arbitrarily selected
(3) Analysis speed: 20 elements or more per minute
(4) Database: more than 110,000 line libraries
(5) Multi-window: After measuring one result, the last result can be retained in the display window while measuring the next sample;
(6) Standard addition method: software must have standard addition method for use under different conditions and applications.
(7) Analysis mode: software default analysis mode, with instrument diagnosis, spectrum analysis and several measurement methods and several integration modes, unit optional and other functions
(8) Historical database: In the historical database, the batch analysis result that you want to print can be selectively printed at the same time.
(9) Data output: software supports laser printer to print analysis results

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