Who is the appropriate contact to request permission to use things that are copyrighted Hach?
Request permission to use Hach copyright.
If permission is needed to use something that Hach has the copyright to, such as the Hach logo or pictograms in methods or manuals, please contact Hach Technical Support via Ask a Question with this request or by phone 1-800-227-4224 ext. 6124. Hach Technical Support will forward your request to the appropriate marketing contact.