Chemicals & Accessories - Reagents

In this section you will find reagents, testing tablets for the measurement of chlorine and bromine levels in hot tubs and swimming pools. 

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In this section you will find reagents, testing tablets for the measurement of chlorine and bromine levels in hot tubs and swimming pools. 

Need help? Ask us a question

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DPD 1 Free Chlorine Reagant strip x 100
DPD 1 Free Chlorine Reagant strip x 100
For use with the iDip photometer
Quick Find:
7049
  • DPD 1 Free Chlorine Reagent strip x 100
  • For use with the iDip photometer
Available for Pre Order Special Order Item
Alert Please contact us for a lead time
£4.99
Saving: £3.33
50% Off Clearance Sale
Calcium Hardness iDip Reagent Strips x 50
Calcium Hardness iDip Reagent Strips x 50
For the iDip eXact Photometer
Quick Find:
7110
MPN:
486629
  • Calcium Hardness iDip Reagent Strips x 50
  • For the iDip eXact Photometer
Available for Pre Order Special Order Item
Alert Please contact us for a lead time
£4.99
Saving: £8.76
50% Off Clearance Sale
Cyanuric Acid 11 iDip Exact Strips x 60
Cyanuric Acid 11 iDip Exact Strips x 60
For use with the iDip Photometer
Quick Find:
7112
MPN:
481652-III
  • Cyanuric Acid 11 iDip Exact Strips x 60
  • For use with the iDip Photometer
Available for Pre Order Special Order Item
Alert Please contact us for a lead time
£3.33
 
50% Off Clearance Sale
DPD No. 1 Rapid Test Tablets
DPD No. 1 Rapid Test Tablets
Quick Find:
CHM-3542
In stock 3 in stock
In stock Same day dispatch on orders before 15:00
£19.92
Saving: £8.54
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DPD No. 3 Rapid Test Tablets
DPD No. 3 Rapid Test Tablets
250 Per Box
Quick Find:
CHM-4931
  • DPD No. 3 Rapid Test Tablets
  • 250 Per Box
  • Used after DPD1
  • Measures total chlorine or bromine
In stock 2 in stock
In stock Same day dispatch on orders before 15:00
In stock 2 more on order
£19.92
Saving: £8.54
Phenol Red Test Tablets - 250
Phenol Red Test Tablets - 250
Quick Find:
9465
  • Phenol Red Tablets
  • 250 Pack
In stock 1 in stock
In stock Same day dispatch on orders before 15:00
In stock 5 more on order
£20.89
Saving: £8.95
Total Alkalinity iDip Reagent Test Strips x 100
Total Alkalinity iDip Reagent Test Strips x 100
For use with the iDip eXact Photometer
Quick Find:
7111
MPN:
486641
  • Total Alkalinity iDip Reagent Test Strips  x 100
  • For use with the iDip eXact Photometer
Available for Pre Order Special Order Item
Alert Please contact us for a lead time
£4.99
 
50% Off Clearance Sale