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ICP-OES MICS全光谱直读电感耦合等离子体发射光谱仪

询价单
  • 介绍
  • 论点

P绩效指标:

D检测器:

高效的半导体冷却CCD固体探测器,在光谱仪的波长范围内具有连续像素,允许任意波长选择,并设计有自然防溢出功能。

(1) D检测装置:300多万个检测单元,读取速度≥2MHz。

(2) 像素分辨率:≤0.003nm。

(3) 探测器制冷系统:为了实现最低的探测器暗电流,使用了高效的三级半导体冷却。

(4) 制冷温度:-45℃,达到工作温度的时间:< 3分钟。

(5) 哦光学系统:恒温驱动步进光谱系统。

(6) M单色仪:中阶光栅和棱镜二维色散系统,高能量,以 确保仪器测试的稳定性,光栅和棱镜等内部光学元件固定到位,所有元件在光谱仪的整个波长范围内一次曝光中同时测量。

(7) 十、-射线室:配备精密光室恒温 35℃-40℃,氩气或氮气可用于吹扫光室,当测量<;200nm谱线,气体      位移<;3L/min。

(8) W波长覆盖范围:165-900纳米,全波长覆盖。

(9) 哦光学分辨率(模糊灰色物元空间):砷189.042nm 半宽度<;0.007nm,钙393.366nm 半宽度<;0.017nm,公元614.172年半宽度<;0.024nm,K766.490nm半宽度<;0.035nm,确保光学系统的稳定性和最佳光通量。

等离子体:

(1) 血浆观察法:火炬管的垂直放置

(2) 射频发电机:固态发电机,等离子线圈设计有PTFE保护层  is corrosion-resistant and maintenance free。

(3) Frequency:27.12MHZ。

(4) 射频 power:500-1600W。

(5) Pneumatic control:Configure 3 high-precision quality flow controllers, directly controlled by ICP-OES   software, including cooling gas, auxiliary gas, and atomization gas。Precision0.01 L/min。

(6) Peristaltic pump:5-channel 16-roller peristaltic pump。

Performance analysis: 

(1) A.nalysis speed:≥50 elements or spectral lines per minute,And the integration time of each measured spectral line≥10s;

(2) Sample consumption:<2ml,Determine more than 70 elements;

(3) Spectral line flexibility:Qualitative, semi-quantitative and quantitative analysis can be conducted on any spectral line of the analyzed element, which is convenient for analysis and research。

(4) Measure the linear dynamic range of spectral lines:≥106(Measured with Mn257.6nm, correlation     coefficient ≥0.9996),Provide supporting documents。

(5) Internal standard calibration:Simultaneous internal standard calibration, which means that both internal standard elements and measurement elements must be exposed simultaneously。

(6) Precision:Determination of 1ppm or 10ppm multi-element mixed standard solution,RSD ≤ 0.5% for   repeated measurements of ten times。

Stability:Determination of 1ppm or 10ppm multi-element mixed standard solution,do not use internal standard calibration,Continuous 4-hour long-term stability RSD<1.0%。

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