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Salinity tester

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Home / Fish & Aquarium / Salinity tester refurbished & used for sale | For Sale UK
Salinity refractometer salt - salinity,

Salinity refractometer salt - salinity,

£14.99 · Buy It Now

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Tropic marin high precision - tropic,

Tropic marin high precision - tropic,

£47.50 · Buy It Now

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Digital meter tds ec - ph,

Digital meter tds ec - ph,

£11.85 · Buy It Now

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Salinity tester kit urine salt - tester,

Salinity tester kit urine salt - tester,

£9.73 · Buy It Now

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Digital salinity tester - salinity,

Digital salinity tester - salinity,

£5.16 · Buy It Now

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Salinity refractometer - 0-28%,

Salinity refractometer - 0-28%,

£12.99 · Buy It Now

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Digital salinity tester - salinity,

Digital salinity tester - salinity,

£4.99 · Buy It Now

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Digita water quality tester - water,

Digita water quality tester - water,

£19.97 · Buy It Now

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Fluval sea hydrometer specific - fluval,

Fluval sea hydrometer specific - fluval,

£9.72 · Buy It Now

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Water quality tester - 5,

Water quality tester - 5,

£15.49 · Buy It Now

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Portable salinity - portable,

Portable salinity - portable,

£14.99 · Buy It Now

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Digital water quality - in,

Digital water quality - in,

£15.82 · Buy It Now

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Salinity refractometer salt - salinity,

Salinity refractometer salt - salinity,

£13.99 · Buy It Now

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5in1 digital water - water, quality

5in1 digital water - water, quality

£15.55 · Buy It Now

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Infinity hydroponic meter - ac,

Infinity hydroponic meter - ac,

£99.95 · Buy It Now

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Multi parameter water - parameter,

Multi parameter water - parameter,

£87.64 · Buy It Now

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Waterlife hydrometer - waterlife,

Waterlife hydrometer - waterlife,

£8.49 · Buy It Now

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Salinity refractometer - salinity,

Salinity refractometer - salinity,

£13.99 · Buy It Now

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Aquarium salinity - aquarium,

Aquarium salinity - aquarium,

£14.99 · Buy It Now

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Digital tester pen pool - pen,

Digital tester pen pool - pen,

£18.28 · Buy It Now

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Digital salinity tester - salinity,

Digital salinity tester - salinity,

£5.01 · Buy It Now

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Salinity refractometer - salinity,

Salinity refractometer - salinity,

£13.99 · Buy It Now

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Salinity tester kit - salinity, urine

Salinity tester kit - salinity, urine

£9.99 · Buy It Now

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Saltwater salt gravimeter - saltwater,

Saltwater salt gravimeter - saltwater,

£5.51 · Buy It Now

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Digital salinity tester - salinity,

Digital salinity tester - salinity,

£6.99 · Buy It Now

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Digital water quality - 5,

Digital water quality - 5,

£15.95 · Buy It Now

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Water quality tester in - water, tester,

Water quality tester in - water, tester,

£15.90 · Buy It Now

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Multifunction digital water - multifunction,

Multifunction digital water - multifunction,

£21.99 · Buy It Now

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Salinity refractometer - salinity,

Salinity refractometer - salinity,

£48.53 · Buy It Now

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Digital ph meter - 8,

Digital ph meter - 8,

£18.69 · Buy It Now

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Qwork salinity - qwork®,

Qwork salinity - qwork®,

£14.99 · Buy It Now

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Digital ph salinity - 5, in

Digital ph salinity - 5, in

£15.49 · Buy It Now

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Salinity refractometer with - salinity,

Salinity refractometer with - salinity,

£14.99 · Buy It Now

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Digital water quality - 1,

Digital water quality - 1,

£15.79 · Buy It Now

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Hanna waterproof salinity - hanna,

Hanna waterproof salinity - hanna,

£88.99 · Buy It Now

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Milwaukee salinity tester - salinity, 3d

Milwaukee salinity tester - salinity, 3d

£10.00 · Buy It Now

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Salinity refractometer - salinity,

Salinity refractometer - salinity,

£14.79 · Buy It Now

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Hanna waterproof salinity - hanna,

Hanna waterproof salinity - hanna,

£92.99 · Buy It Now

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Digital ph meter - ph, tds

Digital ph meter - ph, tds

£17.99 · Buy It Now

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Water quality tester - water,

Water quality tester - water,

£83.86 · Buy It Now

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Aquarium salinity - aquarium,

Aquarium salinity - aquarium,

£14.99 · Buy It Now

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Digital in1 meter - in1,

Digital in1 meter - in1,

£17.99 · Buy It Now

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5in1 water quality meter - 5in1,

5in1 water quality meter - 5in1,

£18.98 · Buy It Now

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Digital salinity tester for - —digital,

Digital salinity tester for - —digital,

£19.73 · Buy It Now

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Digital water quality - in,

Digital water quality - in,

£16.99 · Buy It Now

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Salinity refractometer with - refractometer,

Salinity refractometer with - refractometer,

£12.99 · Buy It Now

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Meter pool salt - pool,

Meter pool salt - pool,

£18.92 · Buy It Now

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Digital salinity tester - salinity,

Digital salinity tester - salinity,

£4.95 · Buy It Now

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Salinity refractometer - salinity,

Salinity refractometer - salinity,

£13.99 · Buy It Now

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Digital portable 1 ph - 8,

Digital portable 1 ph - 8,

£20.99 · Buy It Now

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Salt water pool fish - pond, test

Salt water pool fish - pond, test

£8.04 · Buy It Now

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Salinity meter refractometer - meter,

Salinity meter refractometer - meter,

£14.39 · Buy It Now

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Atc salinity - atc, 0-10%

Atc salinity - atc, 0-10%

£14.99 · Buy It Now

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Salinity tester kit urine - tester,

Salinity tester kit urine - tester,

£7.19 · Buy It Now

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Thermo scientific eutech - scientific,

Thermo scientific eutech - scientific,

£60.00 · Buy It Now

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Tester for aquarium - tester, digital

Tester for aquarium - tester, digital

£19.96 · Buy It Now

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Meter digital water - ph, tester

Meter digital water - ph, tester

£19.94 · Buy It Now

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Tds ec salt - 5, ph/tds/ec/salt/temp

Tds ec salt - 5, ph/tds/ec/salt/temp

£18.97 · Buy It Now

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Tds digital salinity - digital,

Tds digital salinity - digital,

£9.55 · Buy It Now

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Water quality meter - 5,

Water quality meter - 5,

£18.89 · Buy It Now

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Complete water quality - in,

Complete water quality - in,

£15.49 · Buy It Now

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Digital salinity tester - digital,

Digital salinity tester - digital,

£13.63 · Buy It Now

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Refractometer for marine - 0-10%,

Refractometer for marine - 0-10%,

£14.99 · Buy It Now

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Ph meter salinity - 5,

Ph meter salinity - 5,

£18.98 · Buy It Now

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5in1 digital water - digital,

5in1 digital water - digital,

£18.96 · Buy It Now

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Digital tester pen pool - 8, in

Digital tester pen pool - 8, in

£17.59 · Buy It Now

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Waterlife hydrometer - waterlife,

Waterlife hydrometer - waterlife,

£8.12 · Buy It Now

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Salinity meter digital - digital, pentype

Salinity meter digital - digital, pentype

£20.57 · Buy It Now

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Red sea seawater digital - sea,

Red sea seawater digital - sea,

£58.99 · Buy It Now

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Salinity refractometer - salinity,

Salinity refractometer - salinity,

£14.99 · Buy It Now

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Multifunction digital water - multifunction,

Multifunction digital water - multifunction,

£19.79 · Buy It Now

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Salinity refractometer - 0-28%,

Salinity refractometer - 0-28%,

£10.80 · Buy It Now

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Nitrate test fish - nitrate, tank

Nitrate test fish - nitrate, tank

£13.94 · Buy It Now

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Water quality meter - water,

Water quality meter - water,

£18.99 · Buy It Now

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Nitrate test fish - fish, water

Nitrate test fish - fish, water

£12.55 · Buy It Now

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Water quality tester - water,

Water quality tester - water,

£19.92 · Buy It Now

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Portable salinity atc - 0-28%,

Portable salinity atc - 0-28%,

£13.99 · Buy It Now

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Optical salinity meter - salinity,

Optical salinity meter - salinity,

£14.79 · Buy It Now

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Digital in1 - digital, ph

Digital in1 - digital, ph

£18.39 · Buy It Now

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Atc salinity refractometer - salinity,

Atc salinity refractometer - salinity,

£14.99 · Buy It Now

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Salinity refractometer meter - salinity,

Salinity refractometer meter - salinity,

£18.05 · Buy It Now

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Digital meter 1 water - digital, meter,5

Digital meter 1 water - digital, meter,5

£18.99 · Buy It Now

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Portable salinity - portable,

Portable salinity - portable,

£11.39 · Buy It Now

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Salinity refractometer - 0-28%,

Salinity refractometer - 0-28%,

£13.99 · Buy It Now

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Digital water quality tester - digital,

Digital water quality tester - digital,

£19.99 · Buy It Now

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Salinity refractometer meter - salinity,

Salinity refractometer meter - salinity,

£14.79 · Buy It Now

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Portable atc salinity - portable,

Portable atc salinity - portable,

£14.99 · Buy It Now

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Liquid salinity tester - salinity,

Liquid salinity tester - salinity,

£9.16 · Buy It Now

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Waterproof electronic food - waterproof,

Waterproof electronic food - waterproof,

£9.47 · Buy It Now

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5in1 water quality - 5in1,

5in1 water quality - 5in1,

£14.98 · Buy It Now

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Handheld refractometer for - handheld,

Handheld refractometer for - handheld,

£13.99 · Buy It Now

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Atc salinity meter - salinity,

Atc salinity meter - salinity,

£14.99 · Buy It Now

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Adjustable 100 salinity - adjustable,

Adjustable 100 salinity - adjustable,

£17.32 · Buy It Now

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Lcd digital water - in,

Lcd digital water - in,

£16.49 · Buy It Now

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Salinity refractometer - salinity,

Salinity refractometer - salinity,

£52.99 · Buy It Now

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Water quality tester - tester, ph

Water quality tester - tester, ph

£79.00 · Buy It Now

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📊96 listings · from £4.95 · avg £21.27
⚠️ These listings were last updated more than 13 days ago. Search for fresh listings

Browse 96 salinity tester listings currently in our index. Prices range from £4.95 to £99.95, with an average of £21.27. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about salinity tester →

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Everything you need to know about salinity tester

Whether you are looking for a brand-new or second-hand salinity tester, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £4.95, while premium listings can reach £99.95 — giving you a wide budget spread to work with. The average price of £21.27 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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