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Homepage>UNE 77228:2002 Stationary source emissions. Determination of the mass concentration of nitrogen oxides. Naphthylethylenediamine photometric method.

UNE 77228:2002

Stationary source emissions. Determination of the mass concentration of nitrogen oxides. Naphthylethylenediamine photometric method.

Emisiones de fuentes estacionarias. Determinación de la concentración másica de óxidos de nitrógeno. Método fotométrico de la naftilendiamina (NEDA).

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Označení normy:	UNE 77228:2002
Počet stran:	20
Vydáno:	2002-01-22
Status:	Norma

DESCRIPTION

This standard UNE 77228:2002 Stationary source emissions. Determination of the mass concentration of nitrogen oxides. Naphthylethylenediamine photometric method. is classified in these ICS categories:

13.040.40

Categories:

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