A variety of new instruments which better comply with new worker exposure standards is presented. The instruments tend to be relatively inexpensive, portable, and reasonably simple to operate. Various models are listed with price ranges, manufacturer name and addresses, and detailed descriptions of various models available. (EB)

Describes a program to provide a major improvement in the national instrumental analysis capability of Chinese universities and associated industries. Notes the network ended its first five years of operation with a sense of accomplishment, but found its perspective much different than at the startup. (MVL)

Cites advances in x-ray diffraction, nuclear magnetic resonance, computer modeling, and display to guide the design and analysis of protein structures. Reviews recent advances in knowledge, synthesis techniques, and theory of proteins. (JM)