China National Standard Collection 312 GB19626-19659 (Formulated in 2005)

Author: Editorial Office of the Chief Editor of China Standard Press
Publisher:
Publish Date: 2006-01-01
Features: This book is the new version of the national standard GB 19626-19659, including general technical requirements for DNA anti-counterfeiting technology products, particle size analysis·photorelational spectroscopy, organic products, hygiene standards for cereal products, hygiene standards for vegetable oil materials, and more.