All Germs
Germs

Giardia lamblia cysts

UV doses per log reduction

358100.31D90 · 90 %0.62D99 · 99 %0.93D99.91.24DVGW 4-log1.5599.999 %1.8699.9999 %mJ/cm²LOG-REDUKTIONS-STUFE

Medium & classification

Water
Protozoan cyst

UV resistance

Sensitive

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