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Description

Proximate analysis is a fundamental analytical method used to determine the basic composition of fuels, biomass, and solid materials. It provides essential data on moisture content, volatile matter, fixed carbon, and ash content, which are critical for assessing combustion behavior, energy potential, and material quality.

The procedure involves a series of controlled heating steps to quantify each component:

Moisture Content: Determines the amount of water present in the sample.

Volatile Matter: Measures gases released upon heating in the absence of oxygen, indicating combustibility.

Ash Content: Represents the non-combustible mineral residue after burning.

Fixed Carbon: Calculated by difference, representing the solid combustible portion.

Applications include:

Energy and fuel evaluation: Characterizing coal, biomass, and waste for power generation.

Industrial quality control: Assessing raw materials for cement, steel, and metallurgical industries.

Environmental studies: Understanding ash generation and pollutant emissions from combustion.

Research and development: Optimizing renewable energy sources and fuel formulations.

Proximate analysis is widely used due to its simplicity, speed, and compliance with ASTM and ISO standards, often complemented by ultimate (CHNS) analysis for complete elemental profiling.

Sample Collection Information

• Volume Required: 2g


• Nature of Sample: Fecal, Urine, Sputum, Powder, Liquid


• Packaging Instructions: For Liquid samples, per analysis, measure 5ml
  Measure 2grams per analysis for solid samples
  Liquid samples should be sent in sample bottles, pet bottles, or any air-tight container.
  Solid samples should be sent in zip lock bags, sample bottles, or any air-tight container.
  Samples should be labeled legibly with paper tape, marker, or writing pen.
  Labels should be short and precise (not more than 3 words).
  All samples must be strapped together and secured in a bag prior to transport.
  Write the Following on the Bag, or Envelope “Allschoolabs Analysis – Receiver: Madison, 08163383206” then add the address of whichever collection center you are sending to.

Sample Result