Phenol Red (pH)

Phenol Red (pH) Products are used to measure the pH level of water, helping you understand whether it’s acidic, neutral, or alkaline. Keeping the right pH balance is essential for safe and comfortable water in pools, spas, and everyday use. These products provide quick, clear, and reliable results, making it easy to maintain clean, balanced, and healthy water.

Filters

Filters
Sort by:

65 products

Save £1.55
Lovibond Mini Test Kit Chlorine 0-3mg/l / Bromine 0.2-6.8Lovibond Mini Test Kit Chlorine 0-3mg/l / Bromine 0.2-6.8
Lovibond
Lovibond Mini Test Kit Chlorine 0-3mg/l / Bromine 0.2-6.8 Sale price£10.38 Regular price£11.93
Save £2.64
Palintest Water Test Strips (3 Way Test Strips)Palintest Water Test Strips (3 Way Test Strips)
Palintest
Palintest Water Test Strips (3 Way Test Strips) Sale price£14.96 Regular price£17.60
On sale
Lovibond Phenol Red Rapid Dissolve TabletsLovibond Phenol Red Rapid Dissolve Tablets
Lovibond
Lovibond Phenol Red Rapid Dissolve Tablets Sale priceFrom £11.95
LaMotte PH Reagent for ColorQ 30ml
LaMotte
LaMotte PH Reagent for ColorQ 30ml Sale price£6.33
Save £1.35
Palintest Pooltester Refil Pack 60BPalintest Pooltester Refil Pack 60B
Palintest
Palintest Pooltester Refil Pack 60B Sale price£7.65 Regular price£9.00
Save £2.01
Palintest pH Rapid Dissolve ReagentsPalintest pH Rapid Dissolve Reagents
Palintest
Palintest pH Rapid Dissolve Reagents Sale price£18.09 Regular price£20.10
Save £1.23
Lovibond Active Oxygen-pH Refill PackLovibond Active Oxygen-pH Refill Pack
Lovibond
Lovibond Active Oxygen-pH Refill Pack Sale price£8.26 Regular price£9.49
Save £0.89
Palintest Pooltester Refil Pack 50BPalintest Pooltester Refil Pack 50B
Palintest
Palintest Pooltester Refil Pack 50B Sale price£8.01 Regular price£8.90
Save £1.33
Hanna Instruments HI-780-25 Marine pH Checker Reagents, 100 tests
Hanna Instruments
Hanna Instruments HI-780-25 Marine pH Checker Reagents, 100 tests Sale price£25.27 Regular price£26.60
LaMotte Cyanuric Acid ColorQ TesTabs Expiry 02/26LaMotte Cyanuric Acid ColorQ TesTabs Expiry 02/26
Lamotte
LaMotte Cyanuric Acid ColorQ TesTabs Expiry 02/26 Sale price£8.00
pH Indicator Strips 2.0 - 9.0 Test All WaterpH Indicator Strips 2.0 - 9.0 Test All Water
TEST ALL WATER
pH Indicator Strips 2.0 - 9.0 Test All Water Sale price£3.84
pH Indicator Strips pH 7.0 - 14.0 Test All WaterpH Indicator Strips pH 7.0 - 14.0 Test All Water
TEST ALL WATER
pH Indicator Strips pH 7.0 - 14.0 Test All Water Sale price£3.84
Universal pH Indicator Strips 0 - 14 Test All WaterUniversal pH Indicator Strips 0 - 14 Test All Water
TEST ALL WATER
Universal pH Indicator Strips 0 - 14 Test All Water Sale price£4.05
Sold out
LaMotte pH Wide Range Test Strips Expired 04/26
LaMotte
LaMotte pH Wide Range Test Strips Expired 04/26 Sale price£2.99
Save £12.61
Palintest Water Test Strips (3 Way Test Strips) Expired 07/26Palintest Water Test Strips (3 Way Test Strips) Expired 07/26
Palintest
Palintest Water Test Strips (3 Way Test Strips) Expired 07/26 Sale price£4.99 Regular price£17.60
Save £20.56
La Motte Insta-Test 6-Way Drinking Water Test Strips Expired 04/26La Motte Insta-Test 6-Way Drinking Water Test Strips Expired 04/26
Lamotte
La Motte Insta-Test 6-Way Drinking Water Test Strips Expired 04/26 Sale price£6.99 Regular price£27.55
Lovibond Phenol Red Comparator TabletsLovibond Phenol Red Comparator Tablets
Lovibond
Lovibond Phenol Red Comparator Tablets Sale priceFrom £11.95

International Delivery

For small orders & export tenders

12,000+ PRODUCTS

From the Market Leaders

Support & Trade Accounts

Contact Us for Support & Trade Accounts

Secure payments

Online payments securely administed by Shopify