Describes recommended methods for marking on piping materials, application of welder's symbols or other data where not otherwise covered by the various Codes. These methods have been proven to be both economically & metallurgically satisfactory.
Microbiology of food and animal feeding stuffs - Horizontal method for detection and enumeration of Campylobacter spp. - Part 2: Colony-count technique
Microbiology of food and animal feeding stuffs - Horizontal method for detection and enumeration of Campylobacter spp. - Part 3: Semi-quantitative method