Customer Support: +353 (0)1 857 6730

Corporate Website About Us
  • Shopping Cart
    There are no items in your cart
Please enter a keyword to search
Advanced search
Home
CEN
EN 12138:1997

EN 12138:1997

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Fruit and vegetable juices - Enzymatic determination of D-malic acid content - NAD spectrometric method

Withdrawn date

31-03-1998

Published date

17-09-1997

Publisher

Comite Europeen de Normalisation

Sorry this product is not available in your region.

Foreword
1 Scope
2 Normative references
3 Symbols and abbreviations
4 Principle
5 Reagents
6 Apparatus
7 Procedure
8 Calculation
9 Precision
10 Test report
Annex A (informative) Bibliography
Annex B (informative) Information on how to treat "creep"
                      reactions
Annex C (informative) Statistical results of the interlaboratory
                      tests

This draft European Standard specifies an enzymatic method for the determination of the total content of D-malic acid, in fruit and vegetable juices and related products.

Committee
CEN/TC 174
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Withdrawn

Standards Relationship
NS EN 12138 : 1ED 1998 Identical
BS EN 12138:1998 Identical
NEN EN 12138 : 1997 Identical
NBN EN 12138 : 1997 Identical
PN EN 12138 : 2000 Identical
I.S. EN 12138:1998 Identical
UNE-EN 12138:2000 Identical
SN EN 12138 : 1998 Identical
UNI EN 12138 : 1999 Identical
NF EN 12138 : 1997 Identical
DIN EN 12138:1997-12 Identical

ISO 5725:1986 Precision of test methods Determination of repeatability and reproducibility for a standard test method by inter-laboratory tests
ISO 3696:1987 Water for analytical laboratory use — Specification and test methods
EN ISO 3696:1995 Water for analytical laboratory use - Specification and test methods (ISO 3696:1987)

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.

Get in touch with us