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Homepage>ISO Standards>ISO 9835:1993-Ambient air — Determination of a black smoke index

ISO 9835:1993

ISO 9835:1993-Ambient air — Determination of a black smoke index

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Standard´s number:	ISO 9835:1993
Pages:	9
Edition:	1
Released:	1993
Language:	English

DESCRIPTION

ISO 9835:1993

Specifies a method for measuring the black smoke index of an ambient air sample based on the staining effect of particles which is produced when a sample of air is drawn through a filter paper. Annex A describes conversion of absorption coefficient to traditional black smoke units.

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