February 12, 2015
ACGIH® TLV®-CS Committee Studying Nanoscale Primary Particle Notation
On January 30, 2015, the American Conference of Governmental Industrial Hygienists (ACGIH®) announced the under study list for its Threshold Limit Values for Chemical Substances (TLV®-CS) Committee. The under study list includes, under other issues under study, “nanoscale primary particle notation.” According to ACGIH®, the under study list serves as “notification and invitation to interested parties to submit substantive data and comments to assist the...