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Drejtoria e Përgjithshme e Standardizimit
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ISO 9835:1993

Ambient air — Determination of a black smoke index

Mar 10, 1993

General information

90.93     Sep 14, 2022

ISO

ISO/TC 146/SC 3

International Standard

13.040.20  

English  

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Published

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Scope

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.

Life cycle

NOW

PUBLISHED
ISO 9835:1993
90.93 Standard confirmed
Sep 14, 2022

National adoptions

SSH ISO 9835:1996  
DPS

Ambient air — Determination of a black smoke index

60.60 Standard published

DPS/KT 230 more