1. LAS Human and Environmental Risk Assessment Report, HERA, Brussels, Belgium, 2004, p. 9.
2. AES Environmental Risk Assessment Report, HERA, Brussels, Belgium, 2002, p. 5.
3. Alkyl Sulphates Environmental Risk Assessment Report, HERA, Brussels, Belgium, 2002, p. 3.
4. Environmental monitoring for linear alkylbenzene sulfonate, alcohol ethoxylate, alcohol ethoxy sulfate, alcohol sulfate, and soap