What is the difference between residue on ignition and sulphated ash ?



What is the difference between residue on ignition and sulphated ash ?

  • Residue on ignition means the residue that left over on ignition, the residue may be of any kind i.e. sulphate, or TiO2 or some other metal contamination. Sulphated ash means the ash should be of the sulphate counterpart.
  • The Residue on Ignition / Sulfated Ash test utilizes a procedure to measure the amount of residual substance not volatilized from a sample when the sample is ignited in the presence of sulfuric acid according to the process.
  • This take a look at is typically used for determinative the content of inorganic impurities in AN organic substance.

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