DS/EN ISO 120:1999

Plastics - Phenol-formaldehyde mouldings - Determination of free ammonia and ammonium compounds - Colorimetric comparison method


Status:
Current
Type:
Standard
Language:
English
Price from:
€ 34.56

Scope

This standard specifies a colorimetric comparison method for the semi-quantitative determination of the amount of ammonia in phenol-formaldehyde mouldings. The amount of ammonia in a moulded article is of importance when corrosion of metal inserts or contamination of foodstuffs in contact with the article has to be considered.

Number of pages: 12

Published: 1999-07-01

Date of approval: 1999-03-31

International relationships : EN ISO 120:1998 IDT ISO 120:1977 IDT

ICS: 83.080.10 - Thermosetting materials

Item number: 35622


Committees

Committee

  • CEN/TC 249
  • ISO/TC 61

Danish committee

DS/S-872