Microbiology Laboratory Suppliers
- Daan Diagnostics
- DAC-SpectroMed
- Daigger Scientific
- Darwin Bioprospecting
- Data Innovations, LLC
- dba SpectronRx
- Deibel Laboratories
- deltaT GmbH
- Denator AB
- Designer Diagnostics Inc.
- Detectachem
- diaago
- DiaCarta
- diagnostics.ai
- DIALAB GmbH
- DIALUNOX
- DiaMex GmbH
- Diamidex
- DiaMondiaL, EEIG
- DiaSorin Molecular LLC
- DiaSorin S.p.A.
- Diasys Diagnostic Systems GmbH
- DIATHERIX Eurofins Clinical Diagnostics
- Diazyme
- DIESSE
- Dinkelberg analytics GmbH
- Discovery Fine Chemicals Ltd
- Diversigen, now part of OraSure
- DNA Genotek Inc.
- DNAe
- Don Whitley Scientific
- DonLevy Laboratories
- Doxtech
- DuPont Diagnostics - Now Hygiena
- DWK Life Science Limited (formerly SciLabWare
- Dŵr Cymru Welsh Water
- Dynamiker Biotechnology (Tianjin) Co., Ltd.
- Dynex Technologies