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DIN EN ISO 172:1998-10
Plastics - Phenol-formaldehyde mouldings - Detection of free ammonia (ISO 172:1978); German version EN ISO 172:1998
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Summary
The document specifies 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 powdered sample.
Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 10/01/1998 |
| Page Count | 4 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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