Ill. Admin. Code tit. 32, pt. 315, tbl. B - MPE for Skin Exposure

Ultraviolet

Wavelength (µm)	Exposure Duration, ts	(J cm-2)	MPE (W cm-2)
0.180 to 0.302	10-9 to 3 x 104	3 x 10-3
0.303	10-9 to 3 x 104	4 x 10-3
0.304	10-9 to 3 x 104	6 x 10-3
0.305	10-9 to 3 x 104	1.0 x 10-2
0.306	10-9 to 3 x 104	1.6 x 10-2
0.307	10-9 to 3 x 104	2.5 x 10-2
0.308	10-9 to 3 x 104	4.0 x 10-2
0.309	10-9 to 3 x 104	6.3 x 10-2
0.310	10-9 to 3 x 104	1.0 x 10-1
0.311	10-9 to 3 x 104	1.6 x 10-1
0.312	10-9 to 3 x 104	2.5 x 10-1
0.313	10-9 to 3 x 104	4.0 x 10-1
0.314	10-9 to 3 x 104	6.3 x 10-1
0.315 to 0.400	10-9 to 10	0.56 t1/4
0.315 to 0.400	10 x 103	1
0.315 to 0.400	103 to 3 x 104	1 x 10-3

NOTES:	1.	To calculate MPE, use the J cm-2 value shown or 0.56t1/4, whichever is lower.
2.	3.5 mm limiting aperture (see Section 315.Table D).

Visible and Near Infrared

Wavelength (µm)	Exposure Duration, ts	(J cm-2)	MPE (W cm-2)
0.400 to 1.400	10-9 to 10-7	2CA x 10-2
10-7 to 10	1.1 CAt1/4
10 to 3 x 104	0.2 CA

NOTE: 3.5 mm limiting aperture (see Section 315.Table D).

Far Infrared

Wavelength (µm)	Exposure Duration, ts	(J cm-2)	MPE (W cm-2)
1.400 to 103	10-9 to 10-7	10-2
10-7 to 10	0.56t1/4
>10	0.1

NOTE: See Section 315.Table D for limiting apertures.

GENERAL NOTE:		1.		For purposes of this Table, the following abbreviations are used:
				µm	=	micrometers
				ts	=	time in seconds
				J	=	joules
				W	=	watts
				cm	=	centimeters
				mm	=	millimeter

Notes

Ill. Admin. Code tit. 32, pt. 315, tbl. B