"This is a disastrous result for Sainsbury's, " an analyst at Schroder Salomon Smith Barney said.

BBC: Asda: 'Now number two'

Internet analyst Mamoun Tazi, of investment bank Schroder Salomon Smith Barney, said investors in e-commerce stocks were nervous about online security.

CNN: Police target online bank fraud

About half of the profits in the chemical division come from a single chemical, carbonate, according to Andrew Benson at Schroder Salomon Smith Barney.

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