Vertac Chemical Corp

Hercules Incorporated, as of Sept. 30, 2008, had adjusted its accrual to US$14.5 million for its share of the amount specified by the United States in its claim for reimbursement related to a site in Arkansas.

The Company has previously accrued…

Hercules Incorporated estimates for its share of costs for environmental matters involving current and former operating sites is about US$94.1 million as of Sept. 30, 2008.

The Company previously estimated for its share of costs at about US$101.6 million as of…