ASA Code of Ethics - General principles and ethical standards for professional sociologists, from the American Sociological Association. - http://www.asanet.org/page.ww?section=Ethics&name=Code+of+Ethics+Table+of+Contents
Association of American Universities - Research Issues - Several topics are covered, including conflicts of interest, research integrity and misconduct, and research data disclosure. - http://www.aau.edu/research/research.cfm
APS Guidelines for Professional Conduct - Research ethics statement and guidelines from the American Physical Society - http://www.aps.org/statements/02_2.cfm
ASME Society Policy: Ethics - Policy statement of the Board on Professional Practice and Ethics of the American Society of Mechanical Engineers, relevant to professional practice and publication. [Adobe Acrobat pdf file] - http://www.asme.org/asme/policies/pdf/p15_7.pdf
ASCE Code of Ethics - Includes the text of the ethics code as well as the enforcement and educational plans from the American Society of Civil Engineers. - http://www.asce.org/inside/ethics.cfm
IEE Rules of Conduct - Institution of Electrical Engineers rules for the ethical conduct of their members. - http://www.iee.org.uk/Profdev/Guides/conduct.htm
Chemist's Code of Conduct - Adopted by the American Chemical Society in June of 1994, this short document replaces the Chemist's Creed as the official principles of conduct for professional chemists. - http://www.acs.org/membership/conduct.html
AMS Ethical Guidelines - "To help in the preservation of that atmosphere of mutual trust and ethical behavior required for science to prosper." From the American Mathematical Society. - http://www.ams.org/secretary/ethics.html
ACS Ethical Guidelines - Relevant to chemists publishing in American Chemical Society journals, with sections for editors, authors, reviewers, and scientists publishing outside of the scientific literature as well. - http://pubs.acs.org/instruct/ethic.html