All Germs
Germs

Clostridioides difficile spores

UV doses per log reduction

384768115215363841D90 · 90 %7682D99 · 99 %11523D99.915364DVGW 4-log599.999 %699.9999 %mJ/cm²LOG-REDUKTIONS-STUFE

Medium & classification

Surface
Bacterial spores
Size 4000 nm
Test wavelength 254 nm

UV resistance

Very resistant

1536 mJ/cm² are needed for 4-log reduction — classification for system sizing.