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Filing Detail
Form 4/A - Statement of changes in beneficial ownership of securities: [Amend]
SEC Accession No. 0001246360-12-001438
Filing Date
2012-03-01
Accepted
2012-03-01 15:55:09
Documents
1
Period of Report
2011-11-16

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form.html 4/A  
1 PRIMARY DOCUMENT form.xml 4/A 11703
  Complete submission text file 0001246360-12-001438.txt   13203
Mailing Address 3050 SPRUCE STREET ST LOUIS MO 63103
Business Address 3050 SPRUCE ST ST LOUIS MO 63103 3147715765
SIGMA ALDRICH CORP (Issuer) CIK: 0000090185 (see all company filings)

IRS No.: 431050617 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 5160 Wholesale-Chemicals & Allied Products

Mailing Address 3050 SPRUCE STREET ST LOUIS MO 63103
Business Address
HARVEY DAVID R (Reporting) CIK: 0001201182 (see all company filings)

Type: 4/A | Act: 34 | File No.: 000-08135 | Film No.: 12657683