CEN/TC 249
| Project No. | EN ISO 172:1998 |
|---|---|
| Title | Specification of a qualitative method of detecting the presence of free ammonia or other volatile bases in phenol-formaldehyde mouldings by the exposure of an indicator paper to the vapour from a moistened powdered sample. It may be used when the absence of free ammonia is a requirement. |
| Registration number (WIID) | 12030 |
| Scope | Specification of a qualitative method of detecting the presence of free ammonia or other volatile bases in phenol-formaldehyde mouldings by the exposure of an indicator paper to the vapour from a moistened powdered sample. It may be used when the absence of free ammonia is a requirement. |
| Status | Izstrādē |
| ICS group | 83.080.10 |