Coal Testing Lab | Biofuel Testing Laboratory

Coal, Coke, and Biofuel Testing Services

Accurate. Reliable. Industry-Compliant.

At Sigma, we provide comprehensive coal, coke, and biofuel testing services that help industries meet regulatory standards, ensure quality, and optimize performance. As one of the trusted coal testing labs, we operate with advanced laboratories and a team of experienced analysts to deliver precise and timely results. Our coal testing laboratory supports clients across energy, manufacturing, metallurgy, and environmental sectors, ensuring they meet compliance requirements and achieve peak operational efficiency.


Our Testing Capabilities

Coal Testing

We analyze coal at our coal testing laboratory for its chemical, physical, and combustion properties to assess its performance for industrial applications.

Key Tests Include:

  • Proximate Analysis (Moisture, Volatile Matter, Ash, Fixed Carbon)

  • Ultimate Analysis (C, H, N, S, O)

  • Calorific Value (Gross & Net)

  • Ash Fusion Temperature

  • Sulfur Forms (Total, Organic, Inorganic)

  • Trace Elements (Hg, As, Se, etc.)


Coke Testing

We test metallurgical and petroleum coke for strength, reactivity, and chemical properties critical to steelmaking and other processes.

Key Tests Include:

  • CSR/CRI (Coke Strength after Reaction / Coke Reactivity Index)

  • Micum Index (M40, M10)

  • Real Density and Porosity

  • Proximate and Ultimate Analysis

  • Ash and Sulfur Content

  • Moisture and Volatile Matter


Biofuel Testing

We provide testing for a wide range of biomass-derived fuels including wood pellets, briquettes, bagasse, and bio-oils to ensure quality and compliance.

Key Tests Include:
  • Moisture Content

  • Ash Content

  • Calorific Value

  • Volatile Matter

  • Bulk Density

  • Chlorine and Alkali Metals

  • Emission and Combustion Analysis


Why Sigma Test & Research Centre is the Best Coal Testing Laboratory ?

ISO/IEC 17025 Accredited Laboratory
Experienced Technicians & Chemists
State-of-the-Art Equipment
Fast Turnaround Times
Customized Reporting & Consulting Services

We support industries in reducing operational risks, meeting fuel quality standards, and improving efficiency through trustworthy testing and analysis.


Industries We Serve
  • Power Generation

  • Steel & Metallurgy

  • Cement & Construction

  • Chemical Manufacturing

  • Renewable Energy Producers

  • Regulatory & Environmental Agencies

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