ČSN EN ISO 8974 (641518)

Plastics - Phenolic resins - Determination of residual phenol content by gas chromatography



STANDARD published on 1.12.2002


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The information about the standard:

Designation standards: ČSN EN ISO 8974
Classification mark: 641518
Catalog number: 66002
Publication date standards: 1.12.2002
SKU: NS-169953
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: Czech technical standard
Category: Technical standards ČSN

The category - similar standards:

Thermosetting materials

Annotation of standard text ČSN EN ISO 8974 (641518):

Tato norma předepisuje dva způsoby stanovení obsahu zbytkového fenolu ve fenolických pryskyřicích metodou plynové chromatografie. Metoda A popisuje stanovení s použitím vnitřního standardu, metoda B používá při stanovení zásobní roztok vnitřního standardu. Obsah zbytkového fenolu se vyjádří v procentech hmotnosti.

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