分类号 |
G01N33/532;C07D215/50;C07D215/52;C07D219/04;C07D219/06;C07D221/06;C07D221/12;C07D227/02;C07D233/56;C07D247/00;C07D249/08;C07D261/02;C07D263/10;C07D275/02;C07D403/12;C07D521/00;C07J1/00;C07J5/00;C07J43/00;C09B15/00;C09K11/06;G01N21/76;G01N33/53;G01N33/533;G01N33/536;G01N33/542;G01N33/543;G01N33/58 |
主分类号 |
G01N33/532 |