Overview
The Low Concentration Particulate Sampler is a critical tool for air quality monitoring, designed to capture and quantify particulate matter at low concentrations. It is widely used in environmental protection agencies, industrial facilities, and research institutions to assess air pollution levels and ensure compliance with health and safety regulations. The device operates by drawing air through a filter at a controlled flow rate, trapping particles for subsequent analysis. Its ability to measure low concentrations makes it indispensable for studies on fine particulate matter (PM2.5 and PM10), which are linked to respiratory and cardiovascular diseases.
Structure and Working Principle
The sampler typically consists of a pump, flow meter, filter holder, and control unit. The pump draws air through the filter, while the flow meter ensures a consistent sampling rate. The filter holder secures the filter media, which captures particles for laboratory analysis. Advanced models may include features like real-time data logging, wireless connectivity, and automated flow adjustment. The working principle relies on isokinetic sampling, where the air velocity matches the ambient flow to avoid particle loss or distortion.
Key Features
High sensitivity is a standout feature, enabling detection of particulate matter at concentrations as low as micrograms per cubic meter. Precise flow control ensures accurate sampling, while low-noise operation minimizes disturbance in sensitive environments. Portability is another advantage, with many models designed for field use. Compact and lightweight designs facilitate easy transport and setup, making them ideal for mobile monitoring stations or remote locations.
Application Areas
Environmental monitoring is a primary application, with samplers deployed to assess air quality in urban, industrial, and rural settings. They help track pollution sources and evaluate the effectiveness of mitigation measures. Industrial hygiene is another key area, where samplers monitor workplace air for hazardous particulates. Research institutions use them to study atmospheric chemistry, climate change, and the health impacts of air pollution.
Maintenance and Precautions
Regular calibration is essential to maintain accuracy. Flow rates should be checked periodically using a primary flow standard, and filters must be handled carefully to avoid contamination. Avoid exposing the sampler to extreme temperatures or humidity, which can affect performance. Proper storage and cleaning of components, such as the pump and filter holder, will extend the device's lifespan.
B2B Procurement Guide
When purchasing a Low Concentration Particulate Sampler, consider the specific requirements of your application. Flow rate accuracy is critical, with some models offering adjustable rates for different sampling needs. Filter compatibility is another factor, as certain studies may require specialized filter media. Data logging capabilities can streamline analysis, with options ranging from basic manual recording to advanced wireless data transfer. Evaluate the manufacturer's reputation, warranty, and after-sales support to ensure long-term reliability.
Related Manufacturers
- 主营：烟尘烟气分析仪、VOC检测仪、甲醛检测仪、大气采样器、真空箱气袋法采样器、大气颗粒物综合采样器、水质采样器、真空箱采样器、明渠流量计、综合流量压力校准仪、进口烟气分析仪、粉尘仪、皂膜流量计、WBGT指数仪、手持式烟气分析仪、PID光离子检测仪、水质检测仪、表面电阻测试仪、紫外辐照计、便携式气体检测仪
- 主营：气体检测仪、水质分析仪、烟尘烟气测试仪、水质采样器、大气采样器、超声波明渠流量计、恒温恒湿称重系统、个人防护包、油气回收检测仪
- 主营：测油仪、水质测定仪、BOD测定仪、大气采样器、COD消解器、氮吹仪、硫化物酸化吹气仪、索氏提取器、蒸馏仪、振荡器、恒温恒湿称重系统、明渠流量比对装置、土壤研磨机、土壤团聚体分析仪、烟尘烟气分析仪、林格曼黑度计、综合压力流量校准仪、北京踏实、洗瓶机、固相萃取仪
- 主营：水质检测仪、bod测定仪、加油站设备、恒温恒湿称重系统
- 主营：COD检测仪、水质检测仪、多参数水质检测仪、大气采样器、水质自动采样器、粉尘浓度检测仪、颗粒物采样器、空气微生物采样器、红外测油仪、BOD测定仪、粉尘检测仪、红外分光测油仪、氨氮检测仪、氨氮测定仪、COD消解仪、多参数水质分析仪、COD测定仪、移动电源、BOD检测仪、多参数水质测定仪、便携式水质检测仪、便携式水质测定仪、便携式明渠流量计、硫化物酸化吹气仪、水质重金属检测仪
- 主营：玻璃纤维滤筒、石英纤维滤筒、土壤气体采集器、重金属采样石英滤膜、静态箱
- 主营：测试仪、分析仪、流速仪、采样器、烟尘采样仪、湿度采样仪、烟尘采样枪、废气采样仪、采样采样仪、大气采样仪、氟化物采样仪、土壤气、烟气黑度、烟尘取样管、智能中流量、烟尘多功能、烟尘在线设备、空气微生物质、智能恒流大气、烟气监测系统、高负压氟化物、真空箱负压气、智能烟尘烟气、紫外差分烟气、自动烟尘烟气
- 主营：颗粒物采样头、烟尘仪器测试仪
- 主营：创统电源、不间断电源、莱州肉牛、塑料颗粒、瓶盖颗粒、管道颗粒、洋马配件、打印机、创统电源维修、西点柜、蛋糕柜、展柜、显微镜、西门子开关插座
- 主营：环境空气采样器、水质采样器、臭气采样器、固定污染源烟尘烟气测试仪、水质分析仪、便携式超声波明渠流量计
- 主营：电磁阀、测量仪、检测仪、采样嘴、采样探杆、浓度测定仪、发热丝、稀释桶、传感器、湿氧仪、加热丝、电动球阀、异形棱镜、稀释风机、射流风机、探杆总成、保护镜片、风机滤芯、离心风机、光学玻璃、加热探头、温度变送器、水分湿度仪、粉尘仪滤芯、风机油滤芯
- 主营：皮托管、探头、探杆、采样泵、加热探杆、转换器、蠕动泵、滤芯、冷凝器、臭氧、模块、干燥管、湿度仪、冷腔、变送器、监测仪、温压流、干燥器、磷酸滴定、湿度探头、射流泵、过滤器、泵膜、加热圈
- 主营：烟尘烟气测试仪、超声波明渠流量计、便携离心机、环境空气颗粒物采样器、水质类现场采样器、地下水气囊泵采样器、采样管、真空箱气袋采样器、VOC采样器、烟气采样器、深水采样器、阻容法工况枪
- 主营：气体检测仪、油烟检测仪、烟尘烟气检测仪、粉尘采样器、大气采样器、水质检测仪、粉尘检测仪、牛奶分析仪、林格曼黑度计、食用油品质检测仪、测氡仪、红外烟气分析仪、氨氮检测仪、COD检测仪、臭氧检测仪
- 主营：声级计、压力表、处理装置、采样管、采样头、采样瓶、污染源采样袋、烟尘油烟采样嘴、真空气体采样箱、污染源采样器桶、石英滤筒、测尘滤膜、烟气黑度计、酸化吹气仪、玻璃纤维滤筒、多参数检测仪、超声波清洗机、望远镜黑度计、空气净化装置、恶臭监测仪器、玻璃纤维滤膜、飞表盘粘度计、聚四氟乙烯滤膜、仪器配套打印机、现场监测离心机