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

This standard was last reviewed and confirmed in 2022. Therefore this version remains current.

Abstract

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.

General information

Status
: Published

Publication date
: 1993-03
Edition
: 1

Number of pages
: 9
Technical Committee
: ISO/TC 146/SC 3 Ambient atmospheres
ICS
:
13.040.20 Ambient atmospheres

This standard contributes to the following Sustainable Development Goals:

Good Health and Well-being

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	Format	Language
std 1 61	PDF
std 2 61	Paper

CHF61

Life cycle

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Published

ISO 9835:1993

A standard is reviewed every 5 years
Stage: 90.93 (Confirmed)

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