ISO 172:1978
Plastics — Phenol-formaldehyde mouldings — Detection of free ammonia
OVERVIEW
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.
COMMENTS
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PRODUCT DETAILS
| Status | Current |
|---|---|
| Edition | 1978 |
| No. of Pages | 1 |
| ICS Classification | 83.080.10 Thermosetting materials |
| Committee | ISO/TC 61/SC 12 |
| Available for Purchase | For sale in Singapore only |
| Adoption | ISO |