Since 1960, IUPAC has made available to chemists everywhere a large amount of important chemical information which it publishes in Pure and Applied Chemistry (ISSN 0033-4545) . Check the Reports section for alternative compilations of all IUPAC Technical Reports and Recommendations, including references prior to 1996.
this is the link connect to all volume
vừa uy tính vừa free, hay đấy chứ, hy vọng nó sẽ có ít cho mọi người