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50 x Phenol Red Rapid Test for pH
These are fast desolving (Rapid) water testing tablets for pools, hot tubs and spas.
Individually foil wraped tablets with instructions on the rear.
Quick Find Code: 80038Brand: LovibondQuantity: 50
Please note all Hot tub Parts sold are UK Spec, which means designed for 230 V at 50Hz
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The tablets do what i need them to
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these tablets turned up next day.