2Pierre F, Baruthio F, Diebold F, et al. Effect of different exposure compounds on urinary kinetics of aluminium and fluoride in indus- trially exposed workers[J]. OEM, 1995, 52(6) : 396 -403.
3WHO. Biological monitoring of chemical exposure in the workplace guidelines, Volume 2 [ M ]. Switzerland : World Health Organiza- tion, 2011 : 21lb.
5DFG. List of MAK and BAT Values 2009 [ M ]. Germany : Wiley - VCH, 2009: 71.
6ACGIH CO. TLVs and BEIs: Based on the documentation of the Threshold Limit Values for chemical substances and physical agents and Biological Exposure Indices [ M ]. Cincinnati : American Con- ference of Governmental Industrial Hygienists, 2013:31.
8Steinegger AF, Schlatter C. Evaluation of fluoride exposure in alu- minium smelters: state of the art [ J]. La Medicina Del Lavoro, 1992, 83(5) : 489 -498.
