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Hazardous Substances Act, 1973 (Act No. 15 of 1973)

Group IV Hazardous Substances Regulations

Annexure 2 : Dose Units

 

 

 

 

Application

Applicable occupational dose limit

Public dose limit applicable to persons other than employees

Effective dose

20 mSv per annum, averaged over five years and not more than 50 mSv in any one year

1 mSv per annum

Annual equivalent dose to the--

 

 

eye

150 mSv

15 mSv

skin

500 mSv

50 mSv

hands and feet

500 mSv

-

 

Note:

Additional restrictions apply to the above-mentioned occupational dose limit of pregnant women. When pregnancy has been diagnosed, the conceptus must be protected by applying a supplementary equivalent dose limit to the surface of the woman's abdomen (lower trunk) of 2 mSv for the remainder of the pregnancy.