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ISO 172:1978
Plastics -- Phenol-formaldehyde mouldings -- Detection of free ammonia
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Abstract
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.
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Edition: 1 (Monolingual) ICS: 83.080.10 Status: Published Stage: 90.93 (2009-06-26) TC/SC: ISO/TC 61/SC 12 Number of Pages: 1 -
No revision information available
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No corrigenda or amendments available
