chemical abstracts service number

1. 003
   Current rev 04

   17 Aug 2015 · 15:40 UTC by BATCH 00000917

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2. 003
   superseded rev 03

   23 Jul 2015 · 11:08 UTC by BATCH 00000907

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3. 003
   superseded rev 02

   22 Jul 2015 · 14:21 UTC by BATCH 00000904

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4. 003
   superseded rev 01

   15 Jun 2015 · 13:38 UTC by BATCH 00000898

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5. 001
   superseded rev 02

   30 May 2012 · 15:03 UTC by BATCH 00000788

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6. 001
   superseded rev 01

   30 May 2012 · 14:53 UTC by BATCH 00000787

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7. 002
   superseded rev 01

   26 Apr 2012 · 11:55 UTC by BATCH 00000785

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IEC CDD records every published revision of each entity — version number, status, timestamp, and the change request that introduced it. OpenCDD captures the full chain of custody from cdd.iec.ch; the entry marked Current is the one rendered on this page.