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ISO 172:1978
Plastics — Phenol-formaldehyde mouldings — Detection of free ammonia
Automatically translated name:
Plastics -- Phenol-formaldehyde mouldings -- Detection of free ammonia
STANDARD published on 1.8.1978
The information about the standard:
Designation standards: ISO 172:1978
Publication date standards: 1.8.1978
SKU: NS-427504
The number of pages: 1
Approximate weight : 3 g (0.01 lbs)
Country: International technical standard
Category: Technical standards ISO
The category - similar standards:
Annotation of standard text ISO 172:1978 :
Description / 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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