After / Après / Después de / Nach / Dopo ZERO
Free Chlorine • Chlore libre • Cloro libre
Freies Chlor • Cloro libero
DPD
N° 1
3
4
Photometer
4
completely
dissolved
pH
ZERO
TA
pH
ZERO
TA
NO
tCl
tCl
residue
fCl
CYA
fCl
CYA
6
5
!
pH
ZERO
TA
pH
ZERO
TA
tCl
tCl
fCl
CYA
fCl
CYA
13