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DuPont and REACH

DuPont Vazo® Azo Free Radical Initiator

DuPont has pre-registered the following substances under the REACH legislation.

DuPont intends to register the relevant substances in our DC&F products based on their phase-in status and respective timelines. As none of these substances have a registration deadline due to classification, the registration deadline is based on the volume.

Substance CAS # EC #
Vazo® 52 4419-11-8 224-583-8
Vazo® 56 2997-92-4 221-070-0
Vazo® 64 78-67-1 201-132-3
Vazo® 67 13472-08-7 236-740-8
Vazo® 68 2638-94-0 220-135-0
Vazo® 88 2094-98-6 218-254-8

These products may also contain substances for which DuPont is considered a Downstream User (DU). More information on the registration status of these substances (registration numbers, uses, etc.) will be communicated in our SDS.

Should you wish to discuss your uses or if you need more information, please contact us.



This information is based on our current level of knowledge
and expresses only our intention. It does not constitute a binding obligation.
Whilst the information is provided in good faith, no representations or warranties are made with regards to its completeness or accuracy and no liability will be accepted for damages of any nature whatsoever resulting from the use of or reliance on the information.

To understand fully the obligations that you will have under REACH, we recommend that you consult the REACH web site at