Standard

SN EN ISO 9397:1997

Jan 1997 Withdrawn

Existing or new amendments and versions must be purchased separately.

Language German

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Abstract

The document specifies a method of chemically determining free formaldehyde in phenolic resins by potentiometric titration, in aqueous or organic solution. The method is applicable to resins with free-formaldehyde contens up to and including 15 % (m/m). For free-formaldehyde contents between 15 % (m/m) and 30 % (m/m), it may be necessary to adjust the concentrations of the document volumetric solutions used accordingly.

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Standard from INB
Published: January 1 1997
Withdrawn: May 1 2005
Effective: September 1 1997
Document type: EN
Pages
ISBN:

ICS: 83.080.10
Publisher: SNV
Distributor: SNV
National Committee: INB/NK 177

Product Relations

Replaced by: SN EN ISO 11402:2005
Adopted from: ISO 9397:1995, IDT
Adopted from: EN ISO 9397 , IDT

Extended editions Extended editions (0)

Version history Related Corrigenda and Amendments (0)

Abstract

Products specifications

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