Survey and health assessment of chemical substances in jewelleries

Appendix J: Results from the migration analysis calculated in relation to areal jewellery

The table only shows results for the samples lying above the detection limit (i.e. where real metal release was measured).

Table: Results of migration analysis (artificial sweat) of Pb, Ni, Cd and Cu from the 25 jewellery parts. The values are calculated as release of metal per areal jewellery part during a period of 4 hours.

Jewelly part no. Product category Description of jewellery part Cd Cu Ni Pb
Unit: µg/cm²
169.1 Silver coated Pendant   0.2/8.1 0.2/17 15
164.1 Silver coated Heart backside   3.3   3/7
152.2 Clearly non-precious metal Matt ring   0.14    
138.1 Silver alloy Charm from behind 3.0 0.73   190/280
136.2 Silver alloy Plate 1.3 0.84   100
130.1* Silver-like Needles   0.1/100    
125.1 Silver coated Finger ring 0.34 0.29 0.02/11 60/260
107.1 Gold coated Chain with balls   11    
101.3 Gold coated Cone   19/38 =0.6  
101.1 Gold coated Backside of heart   2.9   140
99.2* Gold coated Non-twisted part =0.4 56    
99.1 Gold coated Twisted rings   46    
95.3 Gold coated Catch   2.8   190
91.1 Clearly non-precious metal Large ball   7/45 25/56  
91.3 Clearly non-precious metal Chain   8/12 6.3  
88.1 Golden-like Ring without stone 0.6/15 2.1   2/5
70.3 Gold coated Catch   1.0   100
70.1 Gold coated Charm 1.1 1.7    
68.1 Silver coated Ring 3.0 0.70   110
62.1 Silver-like Charm 4.2 0.91   53
60.1 Golden-like Bracelet   1.2    
56.1 Silver-like Charm backside   5.6   6/18
38.1 Gold coated Jewellery without stone 12 5.7   210
26.2 Clearly non-precious metal Catch   1.0    
6.1 Gold coated Angle 18 0.25   5/130

 



Version 1.0 October 2008, © Danish Environmental Protection Agency