IP 285: Determination of nickel and vanadium - Spectrophotometric method

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  • Method adopted/last revised: 1979
  • Method reapproved: 2012
  • REF/ISBN: IP285-2934869
  • Status: Current
  • First printed in STM books: January 2012


This method is intended for the determination of the vanadium and nickel contents of crude and fuel oils and their residues. It is applicable to fractions recovered from pollution samples. Vanadium contents above 10 mg/kg and nickel contents above 1 mg/kg may be determined.

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