ISO 3987:1994
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ISO 3987:1994
22415

Estado : Retirada

Esta norma ha sido revisada por ISO 3987:2010

Resumen

Cancels and replaces the first edition (1980). Describes a procedure for the determination of the mass percentage of sulfated ash from unused lubricating oils containing additives and from additive concentrates used in compounding. These additives usually contain one or more of the following metals: barium, calcium, magnesium, zinc, potassium, sodium and tin. Not intended for the analysis of used engine oils containing lead, nor is it recommended for the analysis of non-additive lubricating oils.

Informaciones generales

  •  : Retirada
     : 1994-12
    : Retirada de la Norma Internacional [95.99]
  •  : 2
     : 4
  • ISO/TC 28
    75.100 
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