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What are the test principles of RoHS?

   Release date: 2019-11-01     Hits: 56     Comment: 0    
Note: What are the test principles of RoHS?According to the requirements of the EU WEEEROHS directive, the qualified third-par

What are the test principles of RoHS?

According to the requirements of the EU WEEE & ROHS directive, the qualified third-party testing agency in China is to separate the products according to the materials, and test the harmful substances with different materials. In general:


·Four harmful metal elements (CD, CD, Pb, Pb, Hg, Hg, Cr6 + hexavalent chromium) shall be tested for metal materials


·In addition to these four harmful heavy metal elements, brominated flame retardant (PBB / PBDE) should also be tested for plastic materials


·At the same time, it is also necessary to test the heavy metals of different packaging materials (94 / 62 / EEC)


The following are the upper limit concentrations specified for six hazardous substances in RoHS:


Cadmium: less than 100ppm


Lead: less than 1000ppm


Less than 3500ppm in steel alloy


Less than 4000ppm in aluminum alloy


Less than 40000 ppm in copper alloy


Mercury: less than 1000ppm


Hexavalent chromium: less than 1000ppm


gmtlight, provided by product testing department.


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Keyword: RoHStest
 
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