div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page1jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails1jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page2jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails2jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page3jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails3jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page4jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails4jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page5jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails5jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page6jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails6jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=7Page 7button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page7jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=7 data-page=7 class=ts-thumb lazyload alt=Page 7: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails7jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=8Page 8button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page8jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=8 data-page=8 class=ts-thumb lazyload alt=Page 8: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails8jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=9Page 9button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page9jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=9 data-page=9 class=ts-thumb lazyload alt=Page 9: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails9jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=10Page 10button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page10jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=10 data-page=10 class=ts-thumb lazyload alt=Page 10: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails10jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=11Page 11button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page11jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=11 data-page=11 class=ts-thumb lazyload alt=Page 11: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails11jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=12Page 12button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page12jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=12 data-page=12 class=ts-thumb lazyload alt=Page 12: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails12jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=13Page 13button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page13jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=13 data-page=13 class=ts-thumb lazyload alt=Page 13: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails13jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=14Page 14button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page14jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=14 data-page=14 class=ts-thumb lazyload alt=Page 14: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails14jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=15Page 15button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page15jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=15 data-page=15 class=ts-thumb lazyload alt=Page 15: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails15jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=16Page 16button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page16jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=16 data-page=16 class=ts-thumb lazyload alt=Page 16: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails16jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=17Page 17button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page17jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=17 data-page=17 class=ts-thumb lazyload alt=Page 17: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails17jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=18Page 18button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page18jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=18 data-page=18 class=ts-thumb lazyload alt=Page 18: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails18jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=19Page 19button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page19jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=19 data-page=19 class=ts-thumb lazyload alt=Page 19: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails19jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=20Page 20button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page20jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=20 data-page=20 class=ts-thumb lazyload alt=Page 20: Teachingbd24 - WordPresscom€¦ · aqueous solution of formaldehyde HCHO This is really active in killing bacteria and fungi Formalin is used to store dead bodies biology laboratory loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5thumbnails20jpg width=140 height=200 adivphttps:teachingbd24comp pTeachp pingbd24p pcomp div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadiv div class=annotationa href=https:teachingbd24com rel=ugc nofollow target=_blankhttps:teachingbd24comadivdivdiv class=ts-pagebutton class=gotoPage data-page=21Page 21button div class=ts-imagea href=https:reader040vdocumentspubreader040viewer2022011923605e49cc02a6c17afe4a911chtml5page21jpg target=_blank img data-url=teachingbd24-aqueous-solution-of-formaldehyde-hcho-this-is-really-active-inhtmlpage=21 data-page=21 class=ts-thumb lazyload alt=Page 21: Teachingbd24 - 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