Mich. Admin. Code R. 325.2412 - Maximum allowable concentrations
Rule 12.
(1)
Maximum allowable concentrations of air contaminants based on a repeated 8-hour
work day exposure are in tables 1 to 7 in
R 325.2413 to
R 325.2419.
(2) A substance in tables 1 to 6 in
R 325.2413 to
R 325.2418, which is preceded by A,
C, or S, is an especially hazardous contaminant and all of the following
precautions shall be taken:
(a) If the
substance is preceded by "A," then the employer shall not allow a person or any
part of his or her anatomy to be exposed to or come in contact with the
substance by any respiratory, oral, or skin route.
(b) If the substance is preceded by "C," then
its MAC means the highest concentration at which an employer may allow a person
to be exposed at any time.
(c) If
the substance is preceded by "S," then an employer shall provide necessary
precautions against skin absorption of the contaminant by a person.
Notes
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