Support Your ESG Initiatives with ALS

Proximate and Ultimate Testing on Alternative Fuels and Feedstock Sources

ALS has provided reliable and accurate testing solutions for sustainability and waste-to-energy initiatives for over 15 years.

Ensure the success of your sustainability and waste-to-energy initiatives with comprehensive proximate and ultimate testing solutions from ALS. Our goal is to provide precise and dependable testing solutions to assist our clients in achieving their ESG objectives.

15+ years experience handling non-routine fuels make us the go-to choice for projects in many industries:

  • Chemical Companies
  • Renewable Energy
  • Pulp & Paper
  • Cement Manufacturers
  • Power Plants
  • Waste-to-Energy

ALS has extensive experience managing non-routine fuel sources using our advanced particle size reduction laboratory to homogenize samples of diverse compositions.

We use proper composite and sampling techniques for common and complex matrices such as Tires, Municipal Solid Waste (MSW), and Plastics Waste.


biomass industries

ALS performs a wide range of ASTM, EPA, and TAPPI methods commonly used in the industry, including:

  • Proximate & Ultimate Analyses (Carbon, Hydrogen, Nitrogen, Sulfur, Moisture, Volatile Matter, Fixed Carbon, Ash, Oxygen by difference)
  • Halogens, Total (Bromine, Chlorine, Fluorine)
  • Heating Value (Higher and Lower)
  • Total Metals and Oxides
  • Combustible Carbon (TOC)
  • Solids

All fuels testing is performed under ISO 17025 Accreditation.

Trust ALS to provide reliable results that can help you achieve your sustainability goals.


proximate analysis