div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imagea href=https:reader043fdocumentpubreader043viewer20220407235e345e001cbfd85e3f5efb01html5page1jpg target=_blank img data-url=document-chun-bi-hai-6ng-dong-hinh-tru-dung-tch-250-ml-334-c-nt-dy-rthtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: vanbanphapluatcoChuån bi hai 6ng dong hinh tru dung tích 250 ml 334 -có nút dêy Rót vào mði 6ng 20 ml dung natri hydroxit 2 N 321 Dùng mot 6ng hút bång cao loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader043fdocumentpubreader043viewer20220407235e345e001cbfd85e3f5efb01html5thumbnails1jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imagea href=https:reader043fdocumentpubreader043viewer20220407235e345e001cbfd85e3f5efb01html5page2jpg target=_blank img data-url=document-chun-bi-hai-6ng-dong-hinh-tru-dung-tch-250-ml-334-c-nt-dy-rthtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: vanbanphapluatcoChuån bi hai 6ng dong hinh tru dung tích 250 ml 334 -có nút dêy Rót vào mði 6ng 20 ml dung natri hydroxit 2 N 321 Dùng mot 6ng hút bång cao loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader043fdocumentpubreader043viewer20220407235e345e001cbfd85e3f5efb01html5thumbnails2jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imagea href=https:reader043fdocumentpubreader043viewer20220407235e345e001cbfd85e3f5efb01html5page3jpg target=_blank img data-url=document-chun-bi-hai-6ng-dong-hinh-tru-dung-tch-250-ml-334-c-nt-dy-rthtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: vanbanphapluatcoChuån bi hai 6ng dong hinh tru dung tích 250 ml 334 -có nút dêy Rót vào mði 6ng 20 ml dung...