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Standard
UNE 7227:1972

UNE 7227:1972

DETERMINACION COLORIMETRICA DEL SILICIO EN ALUMINIO Y SUS ALEACIONES. (COMPLEJO AMARILLO)

COLORIMETRIC DETERMINATION OF ALLOYS AND ALUMINIUM SILICIUM CONTENT (YELLOW COMPLEXE).

Publication Date:
1972-12-15 /Anulada
Cancellation date:
1993-11-11
International equivalences:

ISO 808 (Non-equivalent)

ASTM E 34 (Non-equivalent)

Cancellations:

It is cancelled by: UNE 38167:1993

It is cancelled by: UNE-EN 20-1:1992 (Ratificada)