_:n5c67d1a6515b49a988d00f3f06e05b14xb0
<http://schema.org/image>
<https://www.en-standard.eu/imagegen.php?name=i439-n0029071/UNE-41240-2003-Cement-treated-.png>
<https://www.en-standard.eu/une-41240-2003-cement-treated-materials-test-methods-determination-of-the-workability-period/>