Chemistry Abbreviations and Acronyms

1. NTCF
   National Toxics Campaign Fund
2. NTD
   Neutron Transmutation Doping
3. NTD
   Nuclear Track Detector
4. NTDB
   National Trade Databank
5. NTEF
   Near Total External Fluorescence
6. NTGS
   Air/Superfund National Technical Guidance Study
7. NTI
   National Toxics Inventory
8. NTI
   Negative Thermal Ionization
9. NTI
   Negative Thermal Ionization (for Mass Spectrometry)
10. NTIMS
    Negative Thermal Ionization Mass Spectrometry
11. NTNCWS
    Nontransient, Noncommunity Water Supplies
12. NTO
    Natural Transition Orbital Method (for Excited States)
13. NTP
    Normal Temperature and Pressure
14. NTR
    Nontranslated Region
15. NTRM
    Nist Traceable Ref. Materials
16. NTRS
    National Technology Roadmap for Semiconductors
17. NTS
    Nucleus of The Solitary Tract
18. NTTAA
    National Technology Transfer and Advancement Act
19. NTTC
    National Technical Transfer Center
20. NTU
    Number of Transfer Units (in Packed Tower Aeration System)

Last updated: August 16, 2021 — Total entries: 20,930