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公开(公告)号:CZ182296A3
公开(公告)日:1997-04-16
申请号:CZ182296
申请日:1994-12-09
Applicant: BASF AG
Inventor: ZEIDLER GEORG , SCHOLZ GERHARD DR , KRAH CLAUDIA DR , BECK KARIN HEIDRUN DR , MAYER UDO DR
IPC: G01N31/00 , C09B29/01 , C09B29/08 , C09B29/095 , C09B31/053 , C10L1/00 , C10L1/14 , C10L1/16 , C10L1/18 , C10L1/22 , C10L1/226 , C10M133/28 , C10M171/00 , G01N31/22 , G01N33/28
Abstract: PCT No. PCT/EP94/04091 Sec. 371 Date Jun. 6, 1996 Sec. 102(e) Date Jun. 6, 1996 PCT Filed Dec. 9, 1994 PCT Pub. No. WO95/17483 PCT Pub. Date Jun. 29, 1995Azo dyes of the formula where the ring A may be benzofused, n is 0 or 1, and R1-R8 are as defined, as pH-dependent markers for hydrocarbons, hydrocarbons containing the above-mentioned azo dyes, and a method for detecting these azo dyes in hydrocarbons.
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公开(公告)号:CZ9601822A3
公开(公告)日:1997-04-16
申请号:CZ182296
申请日:1994-12-09
Applicant: BASF AG
Inventor: ZEIDLER GEORG , SCHOLZ GERHARD DR , KRAH CLAUDIA DR , BECK KARIN HEIDRUN DR , MAYER UDO DR
IPC: G01N31/00 , C09B29/01 , C09B29/08 , C09B29/095 , C09B31/053 , C10L1/00 , C10L1/14 , C10L1/16 , C10L1/18 , C10L1/22 , C10L1/226 , C10M133/28 , C10M171/00 , G01N31/22 , G01N33/28
CPC classification number: C10L1/003 , C09B29/0003 , C09B29/081 , C10L1/14 , C10L1/1608 , C10L1/1616 , C10L1/1824 , C10L1/1832 , C10L1/1857 , C10L1/19 , C10L1/1905 , C10L1/2222 , C10L1/2225 , C10L1/223 , C10L1/224 , C10L1/226 , C10L1/232 , C10M133/28 , C10M171/007 , G01N33/2882 , Y10S534/01
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