W. CONSHOHOCKEN, Pa. - The new ASTM Standards on Materials and Environmental Microbiology, Fourth Edition, includes all ASTM standards on this topic on one convenient CD-ROM. The work is 75 percent new or revised since the last edition, and it includes microbiology standards from 19 volumes of the Annual Book of ASTM Standards.

The standards cover:

• Methods to evaluate antibacterial, antiviral, and antifungal products;
  
• Materials such as adhesives and paint;
  
• Techniques to analyze and identify microorganisms, and
  
• Methods to evaluate the effectiveness of biocides.

The new edition is available for purchase. Phone 610/832.9585; fax: 610/832.9555; e-mail: service@ astm.org or visit www.astm.org.