| Abbreviation | Definition |
|---|---|
| DNA | Deoxyribo Nucleic Acid |
| DNA | DeoxyriboNucleic acid |
| DNA | Dioxide Normal Atoms |
| DNAPL | Dense Non-Aqueous Phase Liquid |
| DNCC | DSM Nanjing Chemical Company |
| DNCP | De Neef Chemical Processing |
| DNDH | Di-methyl amino-Naphthalin-1,2-Di-carbonic acid Hydrazide |
| DNEL | Derived No Effect Level |
| DNOC | Dinitro-Ortho-Cresol (toxicant) |
| DNOC | Dissolved Natural Organic Carbon |
| DNP | Di-Nitro Phenol |
| DNPH | Dinitrophenylhydrazene |
| DNRA | Dissimilatory Nitrate Reduction to Ammonium |
| DNS | DiNitroSalicylic Acid |
| DOB | 2,5-DimethOxy-4-Bromoamphetamine |
| DOC | Degradable Organic Component |
| DOC | dissolved organic carbon" |
| DOC | Dissolved Organic Compounds |
| DOCB | Division of Organic Chemistry and Biochemistry |
| DOE | Description Of Effect |