50 reagent tablets DPD1 Photometer.
For Chlorine (free), Bromine*, Chlorine Dioxide* and Ozone*/** testing.
Tablets blistered in an aluminium push-through blister (10 tablets per blister).
In a cardboard sales-box
*requires Glycine tablets if Chlorine is present in the water sample as well
**requires DPD 3 Photometer tablets as well