Concentrations of CFC-11, CFC-12, CFC-113 and SF6 in seawater from R/V Knorr KN199-04 (GT10), KN204-01 (GT11) in the subtropical northern Atlantic Ocean from 2010-2011 (U.S. GEOTRACES NAT project)

<p>Please note that data may not be final, pending intercalibration&nbsp;results and further analysis. If you are interested in following&nbsp;changes to US GEOTRACES data, there is an RSS feed available&nbsp;from the <a href=\"http://www.bco-dmo.org/project/2066\" target=\"_blank\">GEOTRACES-NAT</a> project page.</p>

<p>Concentrations of CFC-11, CFC-12, CFC-113 and SF6 in seawater</p>

<p>CFC-11 CCl3F trichlorofluoromethane pmol/kg (10^-12 moles/kg)<br />
CFC-12 CCl2F2 dichlorodifluoromethane pmol/kg<br />
CFC-113 C2Cl3F3 1,1,2-trichlorotrifluloroethane pmol/kg<br />
SF6 sulfur hexafluoride fmol/kg (10^-15 moles/kg)</p>

<p>请注意，本数据尚未最终定稿，仍有待交叉校准结果出炉及进一步分析。若您希望追踪美国全球海洋示踪剂计划（GEOTRACES）数据的更新动态，可从<a href="http://www.bco-dmo.org/project/2066" target="_blank">GEOTRACES-NAT</a>项目页面获取RSS订阅源。</p><p>海水中CFC-11、CFC-12、CFC-113及六氟化硫（SF6）的浓度</p><p>CFC-11 CCl3F 三氯一氟甲烷（trichlorofluoromethane），单位为皮摩尔每千克（pmol/kg，即10^-12摩尔/千克）<br />CFC-12 CCl2F2 二氯二氟甲烷（dichlorodifluoromethane），单位为皮摩尔每千克（pmol/kg）<br />CFC-113 C2Cl3F3 1,1,2-三氯三氟乙烷（1,1,2-trichlorotrifluoroethane），单位为皮摩尔每千克（pmol/kg）<br />SF6 六氟化硫（sulfur hexafluoride），单位为飞摩尔每千克（fmol/kg，即10^-15摩尔/千克）</p>