Table 1 Urinary excretion of arsenic species in museum staff before and after handling arsenic-preserved objects. Values in populations without occupational exposure to arsenic compounds and the DFG biological reference value (BAR) are given at the bottom of the table (concentration in μg/L urine)
As(III) | As(V) | MMA | DMA | AsB | ∑iAs+MetAsb | ||
|---|---|---|---|---|---|---|---|
Subject 1a | pre exp | <LOQ | <LOQ | <LOQ | 4.1 | 92.7 | 4.1 |
post exp | <LOQ | <LOQ | <LOQ | 14.7 | 29.5 | 14.7 | |
Subject 2 | pre exp | <LOQ | <LOQ | 0.3 | 3.1 | 1.0 | 3.4 |
post exp | <LOQ | <LOQ | <LOQ | 1.6 | 0.8 | 1.6 | |
Subject 3 | pre exp | <LOQ | <LOQ | <LOQ | 5.9 | 17.1 | 5.9 |
post exp | <LOQ | 0.3 | 0.5 | 5.5 | 14.0 | 6.3 | |
Subject 4a | pre exp | <LOQ | <LOQ | <LOQ | 23.7 | 36.4 | 23.7 |
post exp | <LOQ | <LOQ | <LOQ | 21.5 | 24.7 | 21.5 | |
Subject 5 | pre exp | 1.8 | 0.2 | 3.3 | 13.7 | 8.1 | 19.0 |
post exp | 2.3 | <LOD | 9.8 | 25.0 | 8.0 | 37.1 | |
Population studies | |||||||
Germany [18] | geo mean; 95perc. | 0.2; 0.7 | 0.1; 1.1 | 0.4; 2.3 | 3.0; 15.8 | 1.6; 23.3 | - |
UK [19] | median; 95perc. | 0.1; 0.7 | <0.03; 0.2 | 0.6; 2.0 | 2.9; 10.7 | 6.6; 115.7 | - - |
Reference value (BAR) [14] | 0.5 | 0.5 | 2 | 10 | - | 14 | |