| 发明名称 |
METHOD OF DETECTING NAPHTHYLAMINES IN MINERAL OILS |
| 摘要 |
A method for detecting naphthylamines which are present as tracers in mineral oils, wherein the naphthylamine is extracted by treating the mineral oil with an aqueous medium, and is coupled in the aqueous phase with a diazonium salt to form an azo dye, the use of specific naphthylamines as tracers in mineral oils and mineral oils containing these specific naphthylamines. |
| 申请公布号 |
CA2170742(A1) |
申请公布日期 |
1995.03.16 |
| 申请号 |
CA19942170742 |
申请日期 |
1994.08.25 |
| 申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
BRENZINGER, RAINER DYLLICK;SCHLOESSER, ULRIKE;KURTZ, WALTER;LAMM, GUNTHER |
| 分类号 |
G01N31/00;C10L1/00;G01N31/22;G01N33/08;G01N33/28;(IPC1-7):G01N31/22;C10L1/22 |
主分类号 |
G01N31/00 |
| 代理机构 |
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