Plastics. Polymer polyols for use in the production of polyurethane. Determination of the residual acrylonitrile and styrene monomer content by gas chromatography.
STANDARD published on 11.10.2018
Designation standards: BS ISO 21257:2018
Note: WITHDRAWN
Publication date standards: 11.10.2018
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: British technical standard
Category: Technical standards BS