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  4. Standard "UNE 55520:1991"
Standard UNE 55520:1991 23.10.1991 preview

UNE 55520:1991

SURFACE ACTIVE AGENTS. DETERGENTS. DETERMINATION OF ANIONIC-ACTIVE MATTER. MANUAL OR MECHANICAL DIRECT TWO-PHASE TITRATION PROCEDURE.



STANDARD published on 23.10.1991


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Price46.50 USD excl. VAT
46.50 USD

The information about the standard:

Designation standards: UNE 55520:1991
Publication date standards: 23.10.1991
SKU: NS-572882
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Spanish technical standard
Category: Technical standards UNE

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