EN ISO 119:1998
Current
The latest, up-to-date edition.
Plastics - Phenol-formaldehyde mouldings - Determination of free phenols - Iodometric method (ISO 119:1977)
22-07-1998
FOREWORD
1 SCOPE AND FIELD OF APPLICATION
2 REFERENCES
3 PRINCIPLE
4 REAGENTS
5 APPARATUS
6 PREPARATION OF TEST SAMPLE
7 PROCEDURE
8 EXPRESSION OF RESULTS
9 TEST REPORT
A semiquantitative method for the determination of the amount of free phenols in phenolic mouldings. Hot water extraction of free phenols from a powdered test portion, iodination of the water extract and backtitration of the excess of iodine with standard volumetric thiosulfate solution.
Committee |
CEN/TC 249
|
DocumentType |
Standard
|
PublisherName |
Comite Europeen de Normalisation
|
Status |
Current
|
Standards | Relationship |
I.S. EN ISO 119:1998 | Identical |
DIN EN ISO 119:1998-10 | Identical |
NF EN ISO 119 : 1998 | Identical |
UNI EN ISO 119 : 2001 | Identical |
NS EN ISO 119 : 1ED 1998 | Identical |
NBN EN ISO 119 : 1998 | Identical |
UNE-EN ISO 119:1999 | Identical |
BS EN ISO 119:1998 | Identical |
PN EN ISO 119 : 2003 | Identical |
NEN EN ISO 119 : 1998 | Identical |
SN EN ISO 119 : 1999 | Identical |
ISO 119:1977 | Identical |
ISO 648:2008 | Laboratory glassware — Single-volume pipettes |
ISO 565:1990 | Test sieves — Metal wire cloth, perforated metal plate and electroformed sheet — Nominal sizes of openings |
ISO/R 385:1964 | Burettes |
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