skip content
Documents in the NTIS Technical Reports collection are the results of federally funded research. They are directly submitted to or collected by NTIS from Federal agencies for permanent accessibility to industry, academia and the public.  Before purchasing from NTIS, you may want to check for free access from (1) the issuing organization's website; (2) the U.S. Government Printing Office's Federal Digital System website http://www.gpo.gov/fdsys; (3) the federal government Internet portal USA.gov; or (4) a web search conducted using a commercial search engine such as http://www.google.com.

Help

Customer Service at a Glance

  • Can't locate a product? Have a question about your order? Want to make a suggestion? Who should you call for immediate assistance? Find out here. 

 

Quality Standards

 

Ordering Products

 

Shipping & Other Fees

 

NTIS Subscriptions

 

Payment Information

 

About Your Order

 

NTIS Catalogs

 

NTIS Help Desks

 

General Information

 

Forms

To view or print PDF files requires the free Adobe Acrobat Reader software. To download these files directly to your computer, press the link while holding the Shift key on a PC or the Option key on a Mac.

Acrobat Reader

Acrobat Reader Mobile