50 PoolLab 1.0 Photometer tablets DPD3 for Chlorine* (combined/total) and Ozone*/** testing

50 reagent tablets DPD3 Photometer.
For Chlorine** (combined/total), 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 1 Photometer tablets as well