Portable mercury monitoring device

The RA-915M mercury analyzer uses high-frequency plug background correction technology (ZAAS-HFM) to perform mercury analysis and detection based on the principle of atomic vapor absorption of 254nm resonant emission lines. It can be equipped with different modules to achieve detection of various samples such as solid, liquid, and gas, suitable for analyzing/monitoring air, water, soil, flue gas, emergency leakage accidents, hazardous waste, biological materials, occupational environment detection, etc. The relevant testing methods comply with standard methods: US EPA Method sw-846, EPA 1631 method, EU standards EN 148313806, EU15852, national standards GB 7468-87, EPA Method 7473 combustion pyrolysis method, EPA Method 30B adsorption tube method, and US ASTM D7622-10 standard.

Working principle: The RA-915M analyzer adopts the Zeeman atomic absorption spectroscopy (ZAAS-HFM) principle of high-frequency modulated polarized light, and analyzes the absorption of 254nm resonant emission line by mercury atomic vapor

LUMEX portable mercury monitor RA-915M

application field

Ecological investigation:

Monitoring of Mercury Content in Environmental Air and Atmosphere

Monitoring of Mercury in Residential and Workplace Environments

Ecological investigation of mercury emission sources and pollution areas

Mercury removal method monitoring:

Continuous monitoring mode, which can continuously monitor indoor and outdoor mercury content while moving

Real time monitoring of mercury removal processes using various methods or reagents

Quality assurance of mercury removal methods and processes

Geological and geochemical surveys;

Research on the Natural Mercury Cycle

Mineral exploration

LUMEX portable mercury monitor RA-915M

main advantages

Advanced technology: Advanced high-frequency Zeeman background correction cold atomic absorption technology, strong anti-interference ability, ensuring ultra-high sensitivity and accuracy

Flexible and portable: Modular and portable design, suitable for laboratory and on-site emergency portability, direct testing of various samples in vehicles and fixed points

Simple and low consumption: Direct injection for rapid determination of various high and low concentration samples, without memory effect, pre-treatment, consumables, and special carrier gases

Technical Features

High frequency Zeeman background correction technology ensures ultra-high sensitivity and accuracy

Directly detect mercury content without the need for pre enrichment with gold amalgam, reagents, or carrier gas

Easy to operate, liquid solid analysis time is within 60 seconds to directly obtain results

Fully automatic analysis and built-in automatic verification ensure stability

Wide dynamic detection limit, up to 6 orders of magnitude

Exquisite design, suitable for laboratory and field operations

It can be powered by a built-in battery or car power supply, and the built-in power supply can work continuously for 12 hours

Can directly monitor the mercury content in gas in real-time, with a response time of 1 second

Solid attachments and complex sample analysis attachments, using pyrolysis method to analyze solid or complex organic matter samples, direct injection, without sample pretreatment and other consumables (such as carrier gas, gold wire trap), in compliance with EPA7473

The liquid analysis attachment uses the reduction method to measure liquid samples. Even detecting water samples with ultra-low concentrations can obtain accurate results. Compliant with EPA 1631 method, EN 1483,13806，GB 7468-87。

Built in data recording system, data acquisition and storage can last up to 122 hours

Application technology solution

Mercury emission monitoring of coal-fired power plantsEPA30B activated carbon adsorption tube method; The mercury emission analysis equipment for coal-fired power plants, referred to as the "Mercury Monitoring Kit" by the US EPA, can monitor exhaust gas, wastewater, solid waste, coal and fly ash flue gas, and is suitable for monitoring various aspects of mercury emission reduction in coal-fired power plants;

Direct detection of heavy metals in the environment-Zeeman effect cold atomic absorption method for real-time monitoring of mercury in the ambient atmosphere, which can be portable, vehicle mounted, and fixed station monitoring; Analysis of soil sediment and solid waste using combustion pyrolysis method; Cold steam method for analyzing wastewater; Combustion pyrolysis method for detecting mercury content in complex cosmetics, drugs, blood samples, and urine samples

Emergency detection of pollution sourcesThe exquisite modular design and high sensitivity, low detection limit characteristics of solid-liquid gas are suitable for various emergency accidents, quickly finding pollution sources, and completing detection work near sampling points to ensure the reliability and efficiency of detection data

oil and gasEquipped with natural gas accessories, it can directly analyze the mercury content in natural gas in real time; Equipped with complex sample attachments for direct detection of mercury content in petroleum products, suitable for safe production and process control

Food drug testing- Direct and rapid qualitative screening of samples containing mercury; Direct and accurate detection of mercury content in complex samples using combustion pyrolysis method

Earthquake Geology and Mineral Resources- Directly and accurately measure mercury emissions from fault layers, ore layers, and geochemistry. Accurately measuring the emission levels of gaseous mercury and water-soluble mercury in the earthquake industry is helpful for pre earthquake prediction.

Technical specifications

Measurement range 0.5-200000 ng/m3

The standard deviation of zero signal is less than 2 ng/m3

Zero reading drift within 5 minutes<2 ng/m3

Detection limit of 0.5 ng/m3 (response time of 10 seconds)

2 ng/m3 (response time 1 second)

Preheating time<20 minutes

Air pump flow rate>10 L/min

Power Supply - Built in Battery 12VDC

-External power supply 220/110VAC 50/60Hz

Built in battery with continuous working time of 8 hours

Analyzer size 460 x 110 x 220 mm

Host weight 7 kg

Power 40 W

Note: This instrument has not obtained the Medical Device Registration Certificate of the People's Republic of China and cannot be used for clinical diagnosis or treatment related purposes