Factories Act, 1948
41F. Permissible limits of exposure of chemical and toxic
substances
(1) The maximum permissible threshold limits of exposure of
chemical and toxic substances in manufacturing processes (whether hazardous or
otherwise) in any factory shall be of the value indicated in the Second
Schedule.
(2) The Central Government may, at any time, for the purpose of
giving effect to any scientific proof obtained from specialized institutions or
experts in the field, by notification in the Official Gazette, make changes in
the said Schedule.