Hanna Instruments

Scientific Equipment

July's Friday dispatch changes

Order by 4pm Monday to Thursday for next day delivery. 12-noon on Fridays for same day dispatch

Free Delivery

Most of mainland GB for orders over £50. Other charges may apply - see more

Hanna Care

We take the long view, looking after existing customers as much as delighting new ones!

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No need to type in credit card or address details, pay in seconds on PayPal
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£10.70 (exc. VAT) £12.84 (inc. VAT)
£12.25 (exc. VAT) £14.70 (inc. VAT)

HI-772-26 Seawater/Marine alkalinity (dKH), colorimetric method, Reagents for 25 tests

25 tests
For use with the HI-772 Marine Alkalinity Checker
£7.15 (exc. VAT) £8.58 (inc. VAT)
£11.20 (exc. VAT) £13.44 (inc. VAT)
£10.70 (exc. VAT) £12.84 (inc. VAT)

HI-701-25 Reagents for HI-701 Free Chlorine Pocket Checker

25 Tests
Pink tint colour recognition
£6.65 (exc. VAT) £7.98 (inc. VAT)
£11.75 (exc. VAT) £14.10 (inc. VAT)
£11.20 (exc. VAT) £13.44 (inc. VAT)
£16.30 (exc. VAT) £19.56 (inc. VAT)
£11.75 (exc. VAT) £14.10 (inc. VAT)
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