Lead-Free/RoHS > RoHS Banned Substances
Banned Substances under the RoHS directive - As of July 1, 2006
The RoHS (Restriction of Hazardous Substances) directive
established by the European Union calls for the near elimination of 6 chemical substances used in most electronics and electronic equipment. Each restricted substance has been given a Maximum Concentration Value which determines the maximum amount of each substance that will be allowed in order for that product to be determined to be RoHS Compliant.
RoHS Restricted Substances - Maximum Concentration Values
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Lead: 0.1%
Cadmium: 0.01%
Mercury: 0.1%
Hexavalent Chromium: 0.1%
PBBs: 0.1%
PBDEs: 0.1% |
Want more Information on the 6 RoHS Restricted Substances?
Their uses are only outnumbered by their hazards. Learn more about the substances that the RoHS directive
is targeting.
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LEAD - (MCV) 0.1%
- Lead has been in regular use for thousands of years and can be found free in nature
- Lead is used to make Solder, Alloys, PCBs, Batteries, Pipes, Paint, X-Ray Shields, Petrol and Insecticides
- Nearly 1/3 of all Lead used in the U.S. is obtained through recycling efforts
- The Ancient Romans used Lead to make water pipes which contributed to their decline
- Exposure to Lead causes Reproductive and Kidney damage and has been linked to Anemia
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CADMIUM - (MCV) 0.01%
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Cadmium is available as a foil, granules, pellets, powder, rod, shot, sticks, wire and as "mossy cadmium"
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Cadmium is used in Solder, Alloys, Ni-cd Batteries, Television Tubes, Semiconductors and more
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Cadmium is a highly toxic, soft bluish-white metal that is easily cut with a knife
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Cadmium is similar to Zinc
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A characteristic "scream" can be heard when bending a Cadmium bar
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MERCURY - (MCV) 0.1%
- Mercury accumulates in the human body, entering through the skin, digestive tract or respiratory system before causing death
- 1/2 of the World's supply of Mercury comes from Italy and Spain
- Mercury conducts electricity
- Mercury can be combined with other elements to form useful compounds
- Mercury can be found in Thermometers, Barometers, Streetlights, Flourescent Lamps, Advertising Signs and other Scientific Instruments
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HEXAVALENT CHROMIUM - (MCV) 0.1%
- Hexavalent Chromium is widely considered a potential lung carcinogen and can irritate the nose, throat, lungs and eyes with even minimal exposure
- Hexavalent Chromium is used to make Spray Paints, Chrome Plating, Chrome Coatings, Stainless Steel and more
- Stainless Steel welding presents the greatest exposure risk to Hexavalent Chromium
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POLYBROMINATED BIPHENYLS - (MCV) 0.1%
- PBBs are man-made chemicals that are added to plastics to make them more difficult to burn
- The U.S. ceased PBB production in 1976, but they still exist in our Air, Soil and Water because they do not degrade easily or quickly
- PBBs can accumulate in nature and work their way up the food chain
- Humans are exposed to PBBs most often by ingesting contaminated food and water
- Conclusive evidence on the exact effects PBBs have on humans is lacking but exposed people have complained of Nausea, Abdominal Pain, Loss of Appetite, Fatigue and Joint Pain
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POLYBROMINATED DIPHENYL ETHERS - (MCV) 0.1%
- PBDEs are a family of flame-retardant chemicals
- There are 209 different kinds of PBDEs
- PBDE levels in wildlife, soil samples and humans have been doubling every 2 to 5 years
- PBDEs negatively affect Memory & Learning, Behavior & Development, Thyroid Hormones, the Nervous System and Sexual Development
- PDBE usage and contamination levels are highest in North America
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