NEN-ISO 14849
Plastics - Phenol-formaldehyde mouldings - Determination of free ammonia and ammonium compounds - Indophenol method
active, Most Current
| Organization: | NEN |
| Publication Date: | 1 September 1999 |
| Status: | active |
| Page Count: | 18 |
| ICS Code (Thermosetting materials): | 83.080.10 |
scope:
Specifies a colorimetric comparison method for the determination of the amount of ammonia and ammonium compounds in phenol-formaldehyde mouldings.
Document History
NEN-ISO 14849
September 1, 1999
Plastics - Phenol-formaldehyde mouldings - Determination of free ammonia and ammonium compounds - Indophenol method
Specifies a colorimetric comparison method for the determination of the amount of ammonia and ammonium compounds in phenol-formaldehyde mouldings.