编辑“︁汞”︁（章节）

===歐盟===
在[[欧盟]]，限制在电气和电子设备中使用有害物质的指令（参见[[RoHS|危害性物质限制指令]]）要求在某些电子电器和电子产品中禁止使用汞，而在其他产品中也有汞含量不得超过1000[[百万分率|ppm]]的限制（其附表中亦針對照明光源，如螢光燈管、HID等，訂定分階段實施之更嚴格的汞含量限制）。<ref name="eu regs">{{Cite web |title=Directive on the Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment |url=http://eur-lex.europa.eu/LexUriServ/LexUriServ.do?uri=OJ:L:2003:037:0019:0023:EN:PDF |date=2002/95/EC |accessdate=2012-10-10 |archive-date=2008-12-22 |archive-url=https://web.archive.org/web/20081222010735/http://eur-lex.europa.eu/LexUriServ/LexUriServ.do?uri=OJ:L:2003:037:0019:0023:EN:PDF |dead-url=no }} Article 4 Paragraph 1. e.g. "Member States shall ensure that, from July 1, 2006, new electrical and electronic equipment put on the market does not contain lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls (PBB) or polybrominated diphenyl ethers (PBDE)."</ref>
包装中汞的含量有一定的限制（汞，[[铅]]，[[六价铬]]和[[镉]]的总和限制为100ppm），并且电池中这些物质的极限为5ppm（鈕扣型電池<2%）。<ref>{{Cite web |title=Mercury compounds in European Union: |url=http://www.eiatrack.org/s/1785 |accessdate=2008-05-30 |year=2007 |publisher=[http://www.eiatrack.org/ EIA Track] |dead-url=yes |archive-url=https://web.archive.org/web/20080428065154/http://www.eiatrack.org/s/1785 |archive-date=2008-04-28 }}</ref>2007年7月起，欧盟也禁止汞在非电测量设备的使用，如温度计和气压计。这项禁令只适用于新设备，医疗机构将获得豁免，并包含了一个给气压计制造商的两年宽限期。<ref name="eu reuters">{{Cite news |url=http://www.reuters.com/article/environmentNews/idUSL0988544920070710 |title=EU bans mercury in barometers, thermometers |author=Jones H. |date=2007-07-10 |publisher=Reuters |accessdate=2008-05-30 |archive-date=2021-03-22 |archive-url=https://web.archive.org/web/20210322152907/https://www.reuters.com/article/environmentNews/idUSL0988544920070710 |dead-url=no }}</ref>