Investor Presentaiton

COVID-19 Test Strategy to help the return to normality * eurofins U.S. based example: SENTINEL TESTING AIR WASTEWATER SURFACE POOLED POSITIVE RESULT PCR 5/1 BASELINE PCR WORN MASK + POOLED MASK PCR POOLING ONGOING SYMPTOM TRACKING LOCAL INFECTIVITY RATES MONITORING ONGOING ANTIBODY TESTING TO MONITOR EXPOSURE NEGATIVE INDIVIDUAL TESTING PCR MEDICAL PERSONNEL OBSERVED Isolation based on CDC guidance (for individual PCR or POC antigen) PSWAB SALIVA NASAL SWAB POSITIVE POSITIVE PCR SELF-COLLECTION (AT HOME) NASALSAB PCR MEDICAL PERSONNEL OBSERVED (POINT OF CARE - POC) NASAL SWA NEGATIVE Retest every 2-3 days, during exposure risk period. Keep performing sentinel testing in tandem. Key Highlights Developed a comprehensive offering to fight COVID-19 Developed solutions for the detection of SARS-CoV-2 on environmental surfaces • Eurofins was the first commercial European laboratory to receive an EUA for an at-home nasal PCR test for young children EmpowerDX At-Home COVID-19 Nasal PCR and gargling self-collection kits are painless and provide online results within 24h Safer@WorkTM can support a multifaceted view on infection vectors and will likely play a critical role as companies start looking to enable their employees to get back to their workplace safely 28

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