Below is the general format for citing a JOURNAL ARTICLE in the American Chemical Society (ACS) citation style:
Last name, Initials; Last name, Initials (etc. for all authors). Article title. Journal title abbreviation in italics publication year in bold, volume number in italics, page numbers first-last.
Example:
Cherian, T.; Narayana, B. A new spectrophotometric method for the determination of arsenic in environmental and biological samples. Anal. Lett. 2005, 38, 2207-2216.
Use CASSI abbreviations for journal titles. You can look them up at CAS's Source Index Tool, CASSI.
For information on how to cite other types of resources using ACS citation style (such as books, web pages, etc.) see:
Refworks is a reference management tool that allows you to keep track of references and create citations and bibliographies. You can configure it to work with almost any citation style including discipline and journal specific styles. This page provides you with information on how to get set up and use Refworks. If you do not want to use Refworks make sure to properly cite your articles per your professor's instruction.