| Cranberry | 04251557105632 | Astra Biotech GmbH | Unknown class | |
| Cucumber | 04251557104697 | Astra Biotech GmbH | Unknown class | |
| Cultivated oat (Avena sativa) | 04251557105953 | Astra Biotech GmbH | Unknown class | |
| Curcuma | 04251557105076 | Astra Biotech GmbH | Unknown class | |
| Curd | 04251557104604 | Astra Biotech GmbH | Unknown class | |
| Curly dock (Rumex crispus) | 04251557108336 | Astra Biotech GmbH | Unknown class | |
| Curry | 04251557105052 | Astra Biotech GmbH | Unknown class | |
| Curvularia lunata * | 04251557106783 | Astra Biotech GmbH | Unknown class | |
| Cuttlefish | 04251557104666 | Astra Biotech GmbH | Unknown class | |
| CYTOTEST | 08051513880018 | Cytodiagnostic srl | Class A | |
| CYTOTEST | 08051513880032 | Cytodiagnostic srl | Class A | |
| CYTOTEST | 08051513880056 | Cytodiagnostic srl | Class A | |
| CYTOTEST | 08051513880070 | Cytodiagnostic srl | Class A | |
| Dahlia (Dahlia pinnata) | 04251557108213 | Astra Biotech GmbH | Unknown class | |
| Dandelion (Taraxacum vulgare) | 04251557108060 | Astra Biotech GmbH | Unknown class | |
| Daphnia, Fish feed | 04251557107124 | Astra Biotech GmbH | Unknown class | |
| Date | 04251557105137 | Astra Biotech GmbH | Unknown class | |
| Date palme (Phoenix dactylifera) | 04251557107957 | Astra Biotech GmbH | Unknown class | |
| Dermatophagoides farinae | 04251557102556 | Astra Biotech GmbH | Unknown class | |
| Dermatophagoides microceras | 04251557102570 | Astra Biotech GmbH | Unknown class | |
| Dermatophagoides pteronyssinus | 04251557102549 | Astra Biotech GmbH | Unknown class | |
| Diatrizoate | 04251557102266 | Astra Biotech GmbH | Unknown class | |
| Diclofenac | 04251557102471 | Astra Biotech GmbH | Unknown class | |
| Dill | 04251557105014 | Astra Biotech GmbH | Unknown class | |
| Dog dander | 04251557102679 | Astra Biotech GmbH | Unknown class | |
| Dog epithelium | 04251557102648 | Astra Biotech GmbH | Unknown class | |
| Dog fennel (Eupatorium capillifolium) | 04251557108367 | Astra Biotech GmbH | Unknown class | |
| Dog-rose (Rosa canina) | 04251557107865 | Astra Biotech GmbH | Unknown class | |
| Douglas fir (Pseudotsuga taxifolia) | 04251557107926 | Astra Biotech GmbH | Unknown class | |
| Doxycycline | 04251557101870 | Astra Biotech GmbH | Unknown class | |
| Duck feathers | 04251557102846 | Astra Biotech GmbH | Unknown class | |
| Duck meat | 04251557103386 | Astra Biotech GmbH | Unknown class | |
| Dwarf everlast (Helichrysum arenarium) | 04251557108541 | Astra Biotech GmbH | Unknown class | |
| Eastern cottonwood (Populus deltoides) | 04251557107520 | Astra Biotech GmbH | Unknown class | |
| Edam cheese | 04251557103966 | Astra Biotech GmbH | Unknown class | |
| Eel | 04251557104888 | Astra Biotech GmbH | Unknown class | |
| Eggplant/aubergine | 04251557104864 | Astra Biotech GmbH | Unknown class | |
| Egg white | 04251557102976 | Astra Biotech GmbH | Unknown class | |
| Egg Yolk | 04251557103478 | Astra Biotech GmbH | Unknown class | |
| EIA Milk IgM | 08595635303203 | TestLine Clinical Diagnostics s.r.o. | Unknown class | |
| Elder (Sambucus nigra) | 04251557107902 | Astra Biotech GmbH | Unknown class | |
| Elm (Ulmus americana) | 04251557107469 | Astra Biotech GmbH | Unknown class | |
| Elm wood | 04251557101764 | Astra Biotech GmbH | Unknown class | |
| English oak (Quercus robur) | 04251557107964 | Astra Biotech GmbH | Unknown class | |
| Environment mix (d1-d2-e1-e2) | 04251557101061 | Astra Biotech GmbH | Unknown class | |
| Epidermophyton floccosum | 04251557107001 | Astra Biotech GmbH | Unknown class | |
| Epinephrine | 04251557102372 | Astra Biotech GmbH | Unknown class | |
| Epithelia mix (e1-e2-e3-e4) | 04251557101108 | Astra Biotech GmbH | Unknown class | |
| Epithelia mix (e1-e2-e3-e4-e5-e70-e81-e85-e86-e100) | 04251557101139 | Astra Biotech GmbH | Unknown class | |
| Epithelia mix (e1-e5-e6-e87-e88) | 04251557101092 | Astra Biotech GmbH | Unknown class | |