Salinity tds
List salinity tds
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salinity & tds: ±1%fsalinity range: ppm or ppt or %salinity units: ppm / ppt / % / ssalinity: ppm or ppt or % or (sspecific gravityg) based on nacl
27 €
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A colorful tds chart on the back to explains ppm readingsif tds≤40, the backlit color is green1x honeforest color boxtds: ppm (parts per million)if tds>40, the backlit color is red1x honeforest instruction
16 €
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Features:100% brand new and high quality!tds water quality test pen used to test the water tds value, water conductivity, in order to judge the degree of pure waterproducts can be widely applied to water treatment industry, drinking water industry, family, individual staycation, field operation as drinking water quality inspection toolsauto-off function: turn off meter after 10 minutes of non-use to conserve batteriesdual rangeuser instruction:remove the protective sleeve and turn onfunctions:hold function: saves measurements for convenient reading and recordingwith both test temperature and the environment is of the function of temperature
3 €
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1 salinity tester pen2x(led nitrate detectorred light indicates salt concentration7 led indicator displaygreen led light indicates powerthe picture may not reflect the actual color of the item because of different photographing light, angle and display monitor
17 €
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1 salinity tester penred light indicates salt concentration1x(led nitrate detector7 led indicator displaygreen led light indicates powerthe picture may not reflect the actual color of the item because of different photographing light, angle and display monitor
8 €
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salinity refractometer for seawater and marine fishkeeping aquariums etcbut would like £8 collection only from grantham near town centre, read moreonly used a handful of timesfor measuring salt levels
8 €
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6 litre di vessel only a few months old, brand new tds metervessel only used to purify water for window cleaning, has metal hose lock connectors and the top lid has water flow direction
40 €
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Tektronix tds b oscilloscope / can be seen workingcollection only, please no time wasters
220 €
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tds reader includeda=1, b=2 etc 0gieef0d0fa read more3 stage reverse osmosis unitbroke down my marine tank so no longer needednot used much so filters won't need changing for some time
30 €
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tds reader includedbroke down my marine tank so no longer needed3 stage reverse osmosis unitnot used much so filters won't need changing for some time
15 €
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The lower the tds level, the purer the water, with 0 ppm being pure h2othe tds-ez is great for checking your tap water quality, or knowing when to change a filterthe tds-ez is a great tool for drinking water, water filtration and purification, hydroponics (test your nutrients), aquariums, ro/di systems, pools and spas, and more
25 €
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The lower the tds level, the purer the water, with 0 ppm being pure h2ohow pure is your water?product detailsthe zt-2 is great for checking your tap water quality, or knowing when to change a filter
13 €
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✅what you get - tds water tester, user manual, leather case, preinstalled 1 battery, 2 extra cr batteriescondition is newin addition, it can also be used to distinguish between drinking water and non-drinking water
15 €
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Hi we can supply ro water at zero tds reading, we charge 20p a litre and will be heated at 30 celsius on leaving us so should be at your tanks temperature when you do change pending how long you leave it and your tank temperature please call or email or pm, i will need 24 hours notice to prepare and can also deliver locally for fuel costs regards wayne read more
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Ph meter digital water quality test tds ec temperature 4 in 1 blue+whitedispatched with royal mail 1st classcondition is new
15 €
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Please specify salinity or you will get00 for salt ro tds @ ph can be tested before you take awaysilver road near the old light shop / denmark pubjust let me knowi use brightwell aquatics reef salti can manage 150l per consignment00 for 25ltr ro £8norwich delivery available for 5 pounds per consignment localro is on tap however i need 24h to mix salt up, unless you want to do that at your end
3 €
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Comes with; 2 x 300 watt heaters double light v2 auto top up (double chamber) p40 - power head jebao dual control v2 - pellet reactor ultra reef uff-003 flow reactor 4 chamber reverse osmosis v2 pure tds monitor salinity refractometer water testing kits eheim reeflex uv 350 plus extrasnote: this tank will not be any good a display tank, to many scratchesor a diy enthusiast could buff out the scratcheswould be good as breeding or hospital tankwill required 2 or more strong people to move the tank, and a vanpick up will have to be on a evening or weekend 4 x 2 x 2 foot fish tank with cabinet, hood & sump
170 €
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A used salinity refractometer which is in perfect conditionthis device provides an accurate reading of the salinity levels in the water which is vital when it comes to marine fish keepingi have recently shutdown my marine fish tank and no longer have a requirement for this itemthis is perfect for anyone starting in the hobby or experienced fish keepers
30 €
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Too much salt in human's diet will easily lead hypertensionhuman body should aim at taking less than 10 grams of salt dailyresearches show over 10 grams of salt in human's daily diet has higher chances of causing hypertension
5 €
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Jandy r aquapure zodiac salt flow/temp/salinity sensor aqua pure salinity
129 €
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Hi for sale marine test kits made by sailfert best you can buy only used a few times also 2 salinity meters and a feeder again good quality great condition absolute bargain read more
50 €
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Also i will throwing a salinity refractometernever used anything else in there as i sold my fishmarine testing kit basically brand new, only ever tested my h2o twice
60 €
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It has a salinity range of % and has an accuracy of 1pptthis is an essential bit of kit for anyone looking to have a marine tankv2 refractometer is to test the concentration of salt water for your marine tankcollection from liverpool can post and buyers expensecomes with carry box, instructions and pippettethe dual scale provides a direct reading of the specific gravity and parts per thousand (ppt) of salt in watersome marks from salt staining on the metal part on one side only, does not effect the scale reading partthis is a used item as you can see from the pictures
5 €
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1x(too much salt in human's diet will easily lead hypertensionhuman body should aim at taking less than 10 grams of salt dailyresearches show over 10 grams of salt in human's daily diet has higher chances of causing hypertension
5 €
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Low salinity for healthy growth and beautiful flowersneudorff - azet rhododendron fertilizer - 2,5 kgfrom natural raw materialsfor rhododendrons, azaleas, bog and heath plants
11 €
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H2 ocean salinity refractometer£18 … trafford manchesterjbl combiset test kit little used £20marine tank artificial reef 2 1/2 kg aqua roche never used £ kg dead live rock from established tank £30
75 €
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Van der stok on meteorology, currents, and tides; weber on marine zoology, weber-van bosse on algae and plankton, molengraaff on origin and geology, and coral reefs; phaff on coastal featuresare you interested in this item? this item is up for auction at catawiki** this lot is part of an important collection that will be auctioned in the coming months through the catawiki collection serviceincluding: honoré naber on the history of sea research in the area; tydeman on soundings; ringer on salinity, temperature, density, etcour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storecatawiki’s goal is to make special objects universally availablea lot of tables, many large, folded)it's probably the best work on the seas around indonesia ever publishedif you also need assistance to sell your collection at auction, ask for our terms directly at this seller's account! #bookspartnership read morepartly unopenedclean, unmarked copie (publisher's remainder), with little shelf wear; a few small chippings to the spine ends and wrapper edges, but otherwise very good* this is a collection of papers on the waters around present day indonesiaplease click on "respond to advert" (orange button) to get redirected to the catawiki website24 maps (many large, folded, some coloured)several text figs
45 €
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Five books in one binding his work is a detailed compendium of treatises on the physical and natural sciences and some philosophical dissertations dealing with, in book one the nature and effect of the heavens, sun, moon and stars; the motion, depth and salinity of the seas; the circumference of the globe and its distance from other celestial bodiestitlepage is poorpage of book 5: tear repaired (could have been done better)are you interested in this item? this item is up for auction at catawikithe work is prefaced by verses by william drummond of hawthorndenour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storecatawiki’s goal is to make special objects universally availablecondition: faircomplete, no missing pageson many pages: right margin is (to) smallbook two the causes of meteors, comets, falling stars, wind, clouds, thunder, hail, snow, rain, dew, the sources of rivers fountains and springsoriginal coversmild browning, some spotting, bit waterstained in the back of the book read morebook four ‘curiosities’, happiness, comparative ancient and christian philosophy, sleep and dreamsbook five; numbers, miracles, prodigies, the philosopher’s stone and metaphysicsplease click on "respond to advert" (orange button) to get redirected to the catawiki websitebook three; armies battles combats duels death burials laughter and mourning
245 €
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Hi, after selling my minireef setup, i have these items which didn't go with the tank:- 1) refractometer - for measuring the salinity very accurately, £352) julian sprung's 'thing', which is a long syringe feeder for corals/anemones, £20 3) pest trap, traps crabs/worms/snails/bristle worms so thet can be caught and removed, £10 4) large set of flexible tank return pipes, see pics, £" ball valve, with connection pipe, for return from tank to sump, £10 6) one way valve for supply line from sump pump to tank, to stop reverse syphone if pump stops, £) water additives, kent marine kalwasser/magnesium suppliment - c350g kalk/100g mag, £20
35 €
