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>UNE standards>UNE 77231:1997 AMBIENT AIR. DETERMINATION OF A BLACK SMOKE INDEX.
in stockReleased: 1997-04-08
UNE 77231:1997 AMBIENT AIR. DETERMINATION OF A BLACK SMOKE INDEX.

UNE 77231:1997

AMBIENT AIR. DETERMINATION OF A BLACK SMOKE INDEX.

Calidad del aire. Determinación de un índice de humo negro.

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63.80 EUR
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Standard number:UNE 77231:1997
Pages:14
Released:1997-04-08
Status:Standard
DESCRIPTION

This standard UNE 77231:1997 AMBIENT AIR. DETERMINATION OF A BLACK SMOKE INDEX. is classified in these ICS categories:

  • 13.040.01
Categories:
UNE standards
13.040.01 Air quality in general
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