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Filing metadata

Accession number: 0000090185-13-000038
Form type: Form 4
Filer: SIGMA ALDRICH CORP
CIK: CIK 90185
Filed: Feb 08, 2013
Reporting period: Feb 01, 2013
Description: Insider transaction

Documents

0000090185-13-000038-index.htm

Complete submission

0000090185-13-000038.txt

directory listing

Filed by

SIGMA ALDRICH CORP