Skip to main content
Back

EVS-EN ISO 172:2000

Plastics - Phenol-formaldehyde mouldings - Detection of free ammonia

General information

Valid from 01.06.2000
Base Documents
ISO 172:1978; EN ISO 172:1998
Directives or regulations
None

Standard history

Status
Date
Type
Name
01.06.2000
Main
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.

Required fields are indicated with *

*
*
*
PDF
8.54 € incl tax
Paper
8.54 € incl tax
Browse standard from 2.44 € incl tax
Standard monitoring