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Mercury Sorbent Traps – EPA Method PS12B

Simple, cost-effective method of continuously measuring mercury

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EPA Performance Specification 12B (PS12B) sorbent traps are specifically designed for continuous emissions mercury monitoring. This method is one of the most cost-effective ways to measure mercury and enjoy fewer maintenance headaches.

Ohio Lumex’s unrivaled QA/QC, ability to customize sorbent traps to any flue gas conditions, and dedication to supporting our customers have all contributed to our status as the most widely used manufacturer in the industry.

Product Details

Mercury Sorbent Traps – EPA Method PS12B Features

  • Specially made for long term sampling (7+ days)
  • The third section is pre-spiked with elemental Hg at any customized level
  • Often specially made to the stack conditions of the source
  • Zero breakthrough and high spike recoveries for extended test periods in “wet” and “dry” stack conditions
  • Halogen impregnated carbon optimizes mercury capture
  • Every trap, as well as its chain of custody, gets an individual barcode


Sorbent trap length
Spike levels
Acid gas scrubber sections
Filtering techniques
Standard or high-flow glass
Others depending on flue gas conditions

Mercury Sorbent Traps – EPA Method PS12B Technical Specifications

Please see attached flyer

Typical Applications for Mercury Sorbent Traps – EPA Method PS12B

  • Hg sampling for MATS compliance
  • Hg sampling for Relative Accuracy Test Audits (RATA)
  • Continuous emissions mercury monitoring
  • Long term sampling

Available Measurements for Mercury Sorbent Traps – EPA Method PS12B

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