| Abbreviation | Definition |
|---|---|
| KGA | Keto Glutaric Acid |
| KH2PO4 | Potassium Phosphate Monobasic |
| KHMDS | Potassium(K) Hexamethyldisilazide |
| KHP | Potassium Acid Phthalate |
| KHP | Potassium hydrogen phthalate |
| KI | Potassium Ions |
| KIC | Knowledge in Chemistry |
| KICE | Korean Institutetute of Chemical Engineers |
| KIDS | Kentuckiana Institute Of Developmental Services |
| KIN | phytohormone |
| KJ | Kids For Jesus |
| KLCs | Kinesin Light Chains |
| KMCC | Kerr-McGee Chemical Corporation (Henderson, NV) |
| KMT | Kinetic Molecular Theory |
| KN3 | Potassium azide |
| KPA | Kilo Pascals And |
| Kr | Krypton |
| KS | Kohn-Sham |
| KSCC | Korean Society of Clinical Chemistry |
| KSLAB | Korean Society for Lactic Acid Bacteria |