Nitrate (NO-3) Posted on 9th December 20155th April 2022 by ThePD (The Project Definition) Nitrate (NO-3) is a chemical that includes nitrogen and oxygen, often used as a fertiliser. The Nitrate esters are a specialised class of explosives. Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window) Related Posted in Substance and tagged chemical. ThePD (The Project Definition) ThePD has been developing the Preferred Project Definitions based on the actual project execution and operation experiences and knowledge with the Project Language, and sharing with you daily basis.