发明名称 Method of providing a detectable marker in a fluid
摘要 A method of providing a detectable marker in a fluid. The method comprises disposing in said fluid a marker composition 10 comprising a matrix material 12 having a detectable marker substance 14 incorporated therein, the matrix material 12 serving to release the marker substance 14 into the fluid over time. <IMAGE>
申请公布号 GB2342994(B) 申请公布日期 2002.05.29
申请号 GB19990024863 申请日期 1999.10.20
申请人 * WRC PLC 发明人 GERALD FRANK * MOSS;GERALD MELVILLE AUBREY * JONES
分类号 A61M31/00;C12Q1/68;G01N33/18;G01P13/00;(IPC1-7):G01N33/18 主分类号 A61M31/00
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