Air Quality Management

Continuous Air Quality Monitoring Station (CAQMS)

Continuous Air Quality Monitoring Station (CAQMS) is cost-effective solutions for compliance monitoring. CAQMS has been demonstrated to be accurate and highly reliable when compared to Continuous Emissions Monitoring Systems (CEMS) in independent field tests conducted in accordance with U.S. EPA tests methods and procedures.

PEMS is designed to provide advanced and superior emissions monitoring capability and is guaranteed to pass certification testing. PEMS is an alternative in CEMS. Since 2009, ASMA® has successfully completed and obtained approval for more than 40 installations in different industries.

Together with our partner, CMC Solutions we continue to promote this most advanced emissions monitoring solutions available in the market today.

Continuous Emissions Monitoring Systems (CEMS)

ASMA® provides state-of-the-art CEMS solutions characterized by highly cost effective and optimum measurements as well as adherence to international standards. While our inventory of solutions encompass all modes of sampling techniques, our team of experts provides the best customized solution to meet the individual needs of the clients. ASMA® range of CEMS services include:

  1. In-situ Opacity/Dust monitoring.
  2. Point In-situ SO2, NOx Monitoring.
  3. Dry/Full Strength Extractive for Gasses
  4. Dilution Extractive for Gasses.
  5. Online CEMS Reporting System.
  6. CEMS Performance Test for Certification

Predictive Emissions Monitoring Systems (PEMS)

ASMA® PEMS stations are designed to continuously measure ambient air for gaseous pollutants (SO2, NO2, O3, CO, HC), particulate matters (PM10 & PM2.5) and meteorological parameters that include Wind Speed, Wind Direction, UVB and Temperature. Employing state-of-the-art instrumentation to continuously monitor the major pollutant gases in the air, ASMA® also customizes the station design based on client’s requirements.


ASMA® undertakes audit works based on regulation requirements for our clients. Supported by ASMA®’s own six mobile and two portable CEMS units, the range of services include:

  1. PEMS Audit (RAA & RATA)
  2. CEMS Audit (CVT and AST)

ASMA® is competent to carry out audit works and has successfully completed more than 60 audit works nationwide.

Equipment Trading

ASMA® is the authorized distributor for leading brand in air quality and emission monitoring equipment. These brands include,

  • Teledyne API
  • Met One
  • CMC Solution
  • JCT
  • Scentroid

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At ASMA, all employees possess the highest standard of self-regulation as well as corporate governance and integrity.

We exercise a zero-tolerance policy towards any acts of corruption or bribery. Conforming to our commitment in conducting a corruption-free business that adheres to the Malaysian Anti-Corruption Commission Act 2009, we have adopted the "No Gift Policy" and the "Anti-Bribery and Corruption Policy" which prohibits our employees from soliciting or receiving any form of gratification from vendors, customers and other external parties. Such policies shall also apply to all of ASMA's vendors, suppliers, contractors and consultants.