The American Conference of Governmental Industrial Hygienists (ACGIH)27 has included only N-nitrosodimethylamine among the N-nitrosamines on its list of classified substances but has not established a Threshold Limit Value. It does, however
The AmericanConference of GovernmentalIndustrial Hygienists (ACGIH)27 hasincluded only N-nitrosodimethylamineamong the N-nitrosamines onits list of classified substances buthas not established a ThresholdLimit Value. It does, however