DIN EN ISO 14597:1999-03
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01-01-1999
Defines a method for the determination of vanadium and nickel in liquid petroleum products. It may apply to semi-solid and soli solid petroleum products that are either liquified by moderate heating or completely soluble in the specified organic solvent mixture. Applicable to products having vanadium contents in the range of 5mg/kg to 1 000 mg/kg, and nickel contents in the rang 5mg/kg to 100 mg/kg, although precision data have only been determined up to 100 mg/kg, for vanadium and 60 mg/kg for nickel: higher contents may be determined by appropriate dilution.
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