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By accessing this site, certain information about the user, such as Internet protocol (IP) addresses, navigation through the site, the software used and the time spent, along with other similar information, will be stored in the website servers. These will not specifically identify the user. The information will be used internally only for web site traffic analysis. If the user provides unique identifying information, such as name, address and other information on forms stored on this site, such information will be used only for statistical purposes and will not be published for general access. The United Nations, however, assumes no responsibility for the security of this information.

All material on Chemicals Without Concern (except as noted below) carries a Creative Commons license which permits non-commercial re-use of content when proper attribution is provided.

You are free to copy, display and distribute Chemicals Without Concern/SAICM work, or include our content in other works, under the following conditions:

Attribution. You must clearly attribute the work as indicated on the page in question, and provide a link back to the work on For publications, please provide links to the landing pages, rather than distributing PDF documents. This ensures access to the latest available information, in the event that the publication is revised or more research is published. 

Non-commercial. You may not use this work for commercial purposes without explicit prior permission from SAICM (see below for Commercial Use). 

No Derivatives. You may not alter, transform, or build upon this work. For original data files published on this site under a Creative Commons license, you may use the data to produce your own charts or other data visualizations.


Linking directly to content on is allowed, provided it be done so in a way that is fair and legal and does not damage our reputation. You must not establish a link to suggest any form of association, approval or endorsement on our part where none exists.

Some content on the site(s) may be labelled with copyright restrictions, however. Where our site(s) contain links and resources provided by third parties, these are provided for information only. We have no control over those links, sites or resources, and accept no responsibility for them or for any loss or damage that may arise from your use.


Permission is required when reproducing, not simply quoting, a large amount (more than 300 words) of Chemicals Without Concern website or publication text for uses such as textbooks and trade books, course packets and on websites. Many publications, particularly those in which other organizations share authorship, carry a more restrictive copyright owing to the policies of the other organizations. These publications are marked "All Rights Reserved." Please check the second page of pdf publications for specific copyright information.


Photos posted on are generally subject to Creative Commons licensing, however, many of the photographs featured on our site(s) and in publications have either been licensed under non-transferable terms, or have been acquired from stock agencies or photo sharing sites that have their own use policies. Please contact the original photographer/stock agency before any use.

Data & Maps

Data, charts, graphs and maps frequently employ data from third parties. We cannot grant permissions to the original data used in these charts, please contact the third party organizations directly.


For questions about this policy or to seek a license to use SAICM content, please review the above policy and contact .