1 x box of 100 photometer grade Calcium Hardness no1 water test tablets & 1 x box of 100 photometer grade Calcium Hardness no2 water test tablets.
Made in Germany to ISO9001 standards, these are top quality at a great price.
If you are using a PoolLab photometer then you need the liquid calcium 1 & 2 reagents, these tablets are not suitable.
All prices on this website include gst.