We are happy to announce that ISO-Cal North America has been accepted to ASTM International as an Organizational Member.  This acceptance will help ISO-Cal North America to stay up to date on all new standards, and standard revisions that pertain to radiometric measurement and calibration.  Being an organizational member, will also allow ISO-Cal North America to be involved in the revision process of current standards, and the development of new ones.  ISO-Cal North America is very pleased to be part of such a prestigious organization.