div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: · potentially harmful constituents may bc detected during Portland cement also may contain Other trace constituents may include potassium and sodium src=https:reader031vdocumentsmxreader031viewer20220225225b2b30127f8b9afc358b4c3ehtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: · potentially harmful constituents may bc detected during Portland cement also may contain Other trace constituents may include potassium and sodium src=https:reader031vdocumentsmxreader031viewer20220225225b2b30127f8b9afc358b4c3ehtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: · potentially harmful constituents may bc detected during Portland cement also may contain Other trace constituents may include potassium and sodium src=https:reader031vdocumentsmxreader031viewer20220225225b2b30127f8b9afc358b4c3ehtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 4button div class=ts-image amp-img class=ts-thumb alt=Page 4: · potentially harmful constituents may bc detected during Portland cement also may contain Other trace constituents may include potassium and sodium src=https:reader031vdocumentsmxreader031viewer20220225225b2b30127f8b9afc358b4c3ehtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 5button div class=ts-image amp-img class=ts-thumb alt=Page 5: · potentially harmful constituents may bc detected during Portland cement also may contain Other trace constituents may include potassium and sodium src=https:reader031vdocumentsmxreader031viewer20220225225b2b30127f8b9afc358b4c3ehtml5thumbnails5jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 6button div class=ts-image amp-img class=ts-thumb alt=Page 6: · potentially harmful constituents may bc detected during Portland cement also may contain Other trace constituents may include potassium and sodium src=https:reader031vdocumentsmxreader031viewer20220225225b2b30127f8b9afc358b4c3ehtml5thumbnails6jpg width=142 height=106 layout=responsive amp-img divdiv