** Product testing co Intertek suffers aftertrading update which shows it sees no improvement in FY organicrevenue growth & operating margins vs previous year
** Reports 0.7 pct drop in organic revenue growth for first10 months of year
** Stock down 9 pct, biggest casualty on STOXX Europe 600, taking YTD loss to about 23 pct
** Volume robust; already traded more than half of its90-day daily average
** Co also said its commodities division and oil-relatedservices continued to be impacted by deteriorating marketconditions
** Peer Bureau Veritas falls 4.8 pct on readacross, with SGS down 2.5, both among most traded onStoxx (RM: tricia.wright1.thomsonreuters.com@reuters.net)