UNE 55540:1979
SURFACE ACTIVE AGENTS. DETERMINATION OF FREEE ALKALINITY OR FREE ACIDITY. TITRIMETRIC METHOD

Standard No.

UNE 55540:1979

Release Date

1979

Published By

AENOR

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UNE 55540:1979

UNE 55540:1979 history

• 1979 UNE 55540:1979 SURFACE ACTIVE AGENTS. DETERMINATION OF FREEE ALKALINITY OR FREE ACIDITY. TITRIMETRIC METHOD