BONDED PHASE OF SILICA AND CARBOALKOXYALKYL SILANES FOR SOLID PHASE EXTRACTION

摘要

BONDED PHASE OF SILICA ANDCARBOALKOXYALKYL SILANESFOR SOLID PHASE EXTRACTIONABSTRACT OF THE DISCLOSUREThe reaction product of silica gel or controlled poreglass and carboalkoxyalkyl silanes are suitable for use aspacking in solid phase extraction columns for cleanup of urinesamples for analysis of cannabinoids.