This is a Refill Pack of tablets for the Cool Pool Tester, please select from the choices option which refill pack you require.
Convenient refill pack specially designed for the Cool Pool Tester, including:

30 x DPD1 tablets (Free Chlorine)

20 x DPD3 tablets (Total Chlorine)

10 x Alkaphot tablets (Total Alkalinity)

30 x Phenol Red tablets (pH)

1 x replacement sample cell

1 x crushing rod

The Phenol Red tablets supplied with the Refill Kit are unique to this instrument and should not be substituted by other types..