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ISO 9835:1993 (R2022)
Ambient air — Determination of a black smoke index
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Summary
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.
Notes
90.93 : Norme internationale confirmée
Technical characteristics
| Publisher | International Organization for Standardization (ISO) |
| Publication Date | 03/10/1993 |
| Confirmation Date | 09/14/2022 |
| Edition | 1 |
| Page Count | 9 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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10/03/1993
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