• Air Pollution solutions
  • Oxidation catalysts and catalytic converters
    • Oxidation catalysts
    • SUREOX™ Sulfur Resistant Oxidation catalyst
    • Catalytic converters and converter-silencers
    • Ventilation air methane catalyst
    • Mixed oxide pellet and honeycomb catalyst
  • HAPGuard monitor
  • Three-way catalyst
  • Selective catalytic reduction (SCR)
    • SCR catalyst - SINOx honeycomb
    • SCR catalyst - SINOx plate catalyst
    • Ammonia slip catalysts
    • SCR systems
    • SCR catalyst for Hg oxidation
    • SCR catalyst elements and modules
  • SCRT
  • Diesel Particulate Filters
    • CRT technology for diesel emissions
    • ActivDPF™
    • Mining CRT technology
    • CRTdm Diagnostic Module
    • DPFi
    • Soot Alert monitor
• Industries
  • Steam Methane Reforming
  • Cement Manufacturing
  • PTA Manufacturing Plants
  • Biomass & WtE
  • Coal-Fired Power Plants
  • Gas Turbine
  • Stationary Diesel Engines
  • Gas Engine
  • Marine
  • Rail
  • Food Industries
  • Greenhouses
  • Biogas
  • Oil and Gas
• Services
  • Catalyst Evaluation
  • Catalyst Inspection and Sampling
  • Product Surveillance
  • Installation and Commissioning
  • Training Courses
  • PGM Refining
• Air Pollutants
  • Carbon monoxide (CO)
  • Hydrocarbon (HC) & Volatile Organic Compounds (VOCs)
  • Nitrogen Oxides (NOx)
  • Nitrous Oxide (N₂O)
  • Particulate Matter (PM)
  • Dioxin
  • Formaldehyde (CH₂O)
  • Mercury (Hg)
  • Methane (CH₄)
  • Ammonia (NH₃)
• About us
  • Johnson Matthey
  • SEC Vision & Mission
  • R&D philosophy
  • Where we operate
  • Sustainability
• Contact
  • Distributors/Sales Reps