This item contains links to a “portable document format” (pdf) file that you can download, read, and print with the Adobe Acrobat Reader or Preview on whatever computer you use.中文日韩亚洲一区 中文日韩亚洲一区 ,2020v片视频在线观看网址 2020v片视频在线观看网址 ,在线观看日产 在线观看日产
You can use this file to print copies of the periodic table for yourself, groups of students, whatever. What you may not do is sell it, or distribute it on media which you sell.
The 5-figure version is called periodic_table_webelements_2019_06_22.pdf. This version is appropriate for most uses, in particular for school use and many university requirements. It lists the atomic weights to 5 significant figures, all that is needed for many purposes.
This files was updated 21 June 2019 to include the latest IUPAC values.