pH Test Strips 4.5 - 9.0 (DOUBLE PACK) for Urine & Saliva

Price:£17.98£12.99Save: 28% off
5 out of 5 stars Wednesday 22 February, 2017 By Bill
The strips give good accurate results. I have been purchasing these for a couple of years now and am extremely happy with them, I would highly recommend them to others.