PX-375

具有 X 射線的連續顆粒監測儀

透過自動採樣進行連續元素和顆粒品質分析

人們越來越關注顆粒物 (PM) 污染及其對健康的影響。對於有效的預防措施，源頭PM濃度的測定極為重要。因此，PM 和元素濃度的指示至關重要。 PX-375 分析儀採用自動採樣、連續線上 PM 定量和定性分析來快速測量空氣污染。

事業部: Process And Environmental

產品分類: Ambient

製造商: HORIBA, Ltd.

透過單一裝置直接在現場連續分析 PM 質量和元素濃度。
採用世界公認的技術：X 射線螢光和 Beta 射線衰減。
HORIBA 的濾帶提供出色的靈敏度和精確的性能
安裝的 CMOS 攝影機可以觀察過濾器收集的顆粒樣本。使用者友好的顯示和操作

<表1>最低檢測極限（範例）（2σ）（ng/m3）

* LDL (σ) is half of the LDL (2σ)

<表2>可檢測元素

* O - 標準參數，由標準校準材料校準。

* 對於元素濃度的測量，需要使用標準校準材料進行校準。

* 對於標記為不可偵測的元素，請單獨聯絡。產品的規格、外觀或其他方面如有變更，恕不另行通知。如果您喜歡演示，請聯絡我們考慮購買該產品。

相關應用

Chemical Speciation of Particulate Matter from Steel and Refining Plants

相關文章（利用 PX-375 的研究論文列表）

Takuma Miyakawa, Akinori Ito, Chunmao Zhu, Atsushi Shimizu, Erika Matsumoto, Yusuke Mizuno, Yugo Kanaya, Atmospheric Chemistry and Physics, European Geosciences Union (2023), Trace elements in PM_2.5 aerosols in East Asian outflow in the spring of 2018: emission, transport, and source apportionment
Xiaoyang Yang, Yuanguan Gao, Qingbo Li, Jun He, Yu Liu, Kuiquan Duan, Xiaojuan Xu, Dongsheng Ji, Chinese Research Academy of Environmental Sciences (2023), Maritime and coastal observations of ambient PM_2.5 and its elemental compositions in the Bohai Bay of China during spring and summer: Levels, spatial distribution and source apportionment
Brenda Lopez, Xiaoliang Wang, Lung-Wen Antony Chen, Tianyi Ma, David Mendez-Jimenez, Ling Cui Cobb, Chas Frederickson, Ting Fang, Brian Hwang, Manabu Shiraiwa, Minhan Park, Kihong Park, Qi Yao, Seungju Yoon, Heejung Jung, University of California, Riverside (2023), Metal contents and size distributions of brake and tire wear particles dispersed in the near-road environment
Ito, A., and Miyakawa, T. (2023), Aerosol iron from metal production as a secondary source of bioaccessible iron. Environmental Science & Technology, 57(10), 4091-4100
Zhu, C., Miyakawa, T., Irie, H., Choi, Y., Taketani, F., and Kanaya, Y. (2021), Light-absorption properties of brown carbon aerosols in the Asian outflow: Implications of a combination of filter and ground remote-sensing observations at Fukue Island, Japan. Science of The Total Environment, 797, 149155
Naoki Kaneyasu, Shigeyuki Ishidoya,Yukio Terao,Yusuke Mizuno,and Hirofumi Sugawara, Advanced Industrial Science and Technology (AIST)(2020), Estimation of PM_2.5 Emission Sources in the Tokyo Metropolitan Area by Simultaneous Measurements of Particle Elements and Oxidative Ratio in Air
Kunio T., Motonobu Takahashi, Kenji Takeda, Kazuya Tsurumi HORIBA, Ltd., Yasuyuki Kiya, Shota Tobe, Akira Ogura SUBARU CORPORATION (2019), Studies on Characteristics of Nanoparticles Generated in a Gasoline Direct-Injection Engine
Jessie M. Creamean, Paul J. Neiman, Timothy Coleman, Christoph J. Senff, Guillaume Kirgis, Raul J. Alvarez, Atsushi Yamamoto, Atmospheric Chemistry and Physics, European Geosciences Union (2016), Colorado air quality impacted by long-range-transported aerosol: a set of case studies during the 2015 Pacific Northwest fires

Product name	Continuous Particulate Monitor with X-ray Fluorescence
Model	PX-375
Measured object	Particulate matter (PM₁₀, PM_2.5, TSP)
Measurement content	Particulate mass concentration and element concentration

Common

Flow rate	16.7L/min
Sampling pump	Linear drive system, externally installed
Filter tape	None-woven PTFE fabric filter
Spot tape interval	20/25/50/100mm selectable
Filter tape replacement interval	Approx. 1 month (In case of 100mm spot interval)
Ambient operation temperature	10˚C~30˚C
Relative humidity	0~80% RH noncondensing
Altitude	1000m or less
Power supply	AC100V~240V ±10%, 50/60Hz±1%
Power consumption	Approx. 400VA
External dimension	430mm(W)×550mm(D)×285mm(H) (without sampling pipe and measurement head)
Weight	Approx. 40kg (Without sampling pipe and measurement head)
Data output	CSV file (Average PM mass and elemental concentration)
External connection	Ethernet^TM, USB, RS-232C* (option)

*Please consult about communication and instrument composition separately.

Mass analyzer unit

Measurement method	Beta-ray attenuation
PM₁₀	US EPA Louvered PM₁₀ Inlet
PM_2.5	BGI VSCC^TM Cyclone
TSP	TSP Inlet
Measurement range	0~200/500/1000μg/m³
Repeatability	±2% (against reference foil value)
Span drift	±3% (24hours)
Lowest detection limit (2σ)	±4μg/m³ (24hours)
Sampling and measurement cycle	0.5/1/2/3/4/6/8/12/24 hours

Element analyzer unit

Measurement method	Energy dispersive X-ray spectroscopy
Detectable elements	See Table 2 "Detectable Elements". Standard parameter is S, Ti, Cr, Mn, Ni, Cu, Zn, Pb, Al, Si, K, Ca, V, Fe, As.
Primary X-ray filter	Automatic switching for light metals/heavy metals
Tube voltage	Automatic switching for 15kV/50kV
Detector	SDD (Silicon Drift Detector)
Sample image	CMOS camera
Lowest detection limit (2σ)	Recommended EPA Method IO 3.3 See Table 1 "Lowest Detection Limit (Example)"
Measurement range	Up to measurement time
Analysis time	1000s (16.6 min) as standard 100 / 200 / 500 / 1000 / 2000 / 5000 / 10000s selectable
Calibration material for X-ray intensity for standard parameter	NIST SRM 2783, other materials (option)
Safety functions for X-ray	Internal lock system Key switch X-ray indication light

詳情