The reverification team found that the Responsible Care ethic is well understood and to a very
large degree guides the daily actions and decisions of the National Silicates management team and its
employees. The Executive Contact is deeply involved in the commitment and the process of
Responsible Care and is leading a sound approach to making it even more widespread among
the employees and the public. There are still, as always, opportunities for improvement.

Canada Colors and Chemicals is the largest privately owned Canadian chemical and plastics
distributor. With sales exceeding a quarter of a billion dollars annually, it is the 11th largest
chemical distributor in North America. It distributes over 5000 commodity and specialty
products, is a compounder of plastics and a manufacturer of sulphuric acid, oleum and sodium
bisulphite.

Dow Chemical Canada Inc. Responsible Care third round re-verification was
conducted during the period of October 24 – 31, 2003 by a verification team
appointed by the Canadian Chemical Producers Association (CCPA) and
augmented by local community representatives.

At the completion of two days of interviews the team judges Chinook Group
Limited Partnership (Chinook) Sombra location to have a good understanding of
the codes and ethic of Responsible Care. A second company location in
Morrisburg, Ontario was not included in this re-verification.

CHEMTRADE was formed after a distinct separation from MARSULEX in
2000 for whom the previous Responsible Care in Place report was written
in 1998.

One of the key areas for this re-verification team was to ensure the ethic
and actions described in the in-place report of MARSULEX, (which showed
full compliance with Responsible Care) was continued by CHEMTRADE.