Orbeco AQUA Comparator Mode D'emploi page 2

Instructions for the determination of Chlorine (DPD)
Free, combined and total chlorine
Color Disc
Chlorine
Accuracy: ± 5 % full scale
Powder Pack (per 100 pcs)
DPD Free Chlorine Reagent
Powder Packs, 5 ml
DPD Total Chlorine Reagent
Powder Packs, 5 ml
Free chlorine Instructions
 Fill both cells to the 5 ml mark and  place one cell in the
left-hand compartment of the comparator as a blank.  Add
the content of one DPD Free Chlorine Reagent Powder Pack in
the other cell, close it with a lid and  swirl it until the powder
has dissolved.  Place this second cell in the right-hand com-
partment of the comparator  match the two color fields and
read off the result in mg/L free chlorine.
Total and combined chlorine Instructions
 Fill both cells to the 5 ml mark and  place one cell in the
left-hand compartment of the comparator as a blank.  Add
the contents of one DPD Total Chlorine Reagent Powder Pack
into in the other cell, close it with a lid and  swirl it until the
powder has dissolved.  Place this second cell in the right-
hand compartment of the comparator and wait 3 minutes for
the color to fully develop  match the two color fields and
read off the result in mg/L total chlorine.
Range
0 - 3.5 mg/L
P/N
L14 60 50
P/N
RP009-0
RP008-0
1
2
3
4
5