<p class="MsoBodyText"><span lang="EN-GB">This document specifies two methods for the determination of free formaldehyde (HCHO) in polymer dispersions.</span></p>
<p class="MsoBodyText"><span lang="EN-GB">This document is applicable to acrylic, acrylonitrile butadiene, carboxylated styrene-butadiene and vinyl acetate polymer dispersions. It is also applicable to polymer dispersions of other compositions.</span></p>
<p class="MsoBodyText"><span lang="EN-GB">Method A (UV/Vis spectrometer method) is applicable to polymer dispersions with a free-formaldehyde content higher than 10 mg/kg.</span></p>
<p class="MsoBodyText"><span lang="EN-GB">Method B (HPLC method) is applicable for determining lower formaldehyde contents or carrying out arbitration analyses.</span></p>
Registration number (WIID)
88258
Scope
<p class="MsoBodyText"><span lang="EN-GB">This document specifies two methods for the determination of free formaldehyde (HCHO) in polymer dispersions.</span></p>
<p class="MsoBodyText"><span lang="EN-GB">This document is applicable to acrylic, acrylonitrile butadiene, carboxylated styrene-butadiene and vinyl acetate polymer dispersions. It is also applicable to polymer dispersions of other compositions.</span></p>
<p class="MsoBodyText"><span lang="EN-GB">Method A (UV/Vis spectrometer method) is applicable to polymer dispersions with a free-formaldehyde content higher than 10 mg/kg.</span></p>
<p class="MsoBodyText"><span lang="EN-GB">Method B (HPLC method) is applicable for determining lower formaldehyde contents or carrying out arbitration analyses.</span></p>
