hanna checker

  1. Paul Kachirsky

    Hanna LR Nitrate Checker For Sale (Like New)

    Selling my Hanna LR Nitrate Checker. Its in great shape. There are still plenty of reagents for last for a bit. $30 + Shipping
  2. Cunning_plan

    Contradictory phosphate tests

    I'm having a bit of a conundrum with my phosphate tests. For the past year I have been using the red sea test kit, whilst not particularly easy to read I have felt comfortable that my levels have been stable at the 0.12 level. I recently bought a Hanna checker to try and help get more precision...
  3. reef fish

    Florida Testing Hanna checkers combo

    Hanna checker Calcium checker with 2 refills Dkh checker no refill Ultra low phosphate almost new refill Regular phosphate almost new refill sell as a lot $180 shipped
  4. MarineDepot

    Explore the Brand New Hanna Instruments High Range Nitrate Checker and Pre-Order One Today!

    The long awaited High Range Nitrate Checker from Hanna Instruments is here and available for pre-order. With a measurable range of 0- 75.0 ppm it has never been easier to get an accurate digital read out for the Nitrate levels in your aquarium. If you have any questions about this new checker or...
  5. sujcab111

    Hanna low range ammonia checker

    I recently bought a Hanna low range ammonia checker. In the description on how to use, it only references freshwater. Did I buy the wrong one? I have a reef tank. Picture attached
    • sujcab111
    • Thread
    • ammonia test kit coral advice hanna checker hanna checkers perameters
    • Replies: 1
    • Forum: Aquarium Nutrition
  6. vabben

    New Hanna Checker being released at Reef-A-Palooza

    Just recieved an email from Hanna Instruments introducing a new Hanna Checker! Any guesses? Or wishes? High range Nitrate Checker...
  7. reef fish

    Florida Georgia hanna calcium checker With 2 Reagents

    Used be in good shape hanna calcium checker With 15 test left to do in the cases plus 2 brand new Reagents unopened $115 shipped
  8. E

    Alkalinity help please

    So I’m confused and need some help I have a mixed reef tank softies/lps and I have been testing my alkalinity each day for 7 days to try and figure out how much to dose each day, I am using the Hanna alkalinity checker so it’s pretty accurate, my problem is it’s staying the same I have no drop...
  9. Jay00498

    Massachusetts Testing Hanna checkers Alk/cal/phos

    Calcium and alkalinity both have plenty of reagent left. Phosphate does not come with any. Selling off since I just received the starter bundle as a gift. Calcium sold Alkalinity sold Phosphate LR $25 All plus shipping
  10. M

    Hanna Magnesium checker

    Just got a Hanna Magnesium Checker HI719. Is it working for saltwater?
  11. Muffin87

    Questions about calcium, nitrate, and chlorine testers

    How important is the quality of ro/di water used with the calcium checker? Is ro/di water testing 0 with any TDS pen good enough, or does it need it need to be pharmaceutical grade purified water? In the dilution step of the nitrate test, does the nitrate-nitrite-free artificial sea water need...
    • Muffin87
    • Thread
    • hanna calcium hanna checker hanna chlorine hanna nitrate ozone
    • Replies: 0
    • Forum: Hanna Instruments
  12. scotto

    FINALLY Calibrated my Neptune Conductivity Probe (Properly)

    I, like many others, have had issues with the conductivity probe from Neptune Apex. When I had the Profilux 4, it's probe nicely matched my two Hanna conductivity probes. After switching to the Neptune realm, I never was able to get included probe to calibrate. I purchased another on the off...
  13. jackalexander

    Hanna Checker

    I want to get some Hanna Chekers as I have heard they are quite good, any suggestions on the best ones & other tests that will be better for other tests. Currently using API like a noobie and I absolutely hate it because I can never figure out which color is which.
  14. Deaf clown

    Iowa Testing Package Deal Test kits

    Phosphate ULR Hanna checker with 25 reagent Salifert Nitrate test kit with at least 45 tests left Salifert Mag, Alk, and Ca test kits in Red Seas enclosure All kits for $80 shipped Not separating. All pms asking to separate will be ignored.
    • Deaf clown
    • Thread
    • alk test kit ca test kit hanna checker mag test kit nitrate test kit salifert test kits ulr phosphate test kit
    • Replies: 8
    • Forum: Selling Forum (dry goods)
  15. R

    Hanna cuvettes are off!!

    I have been using a 10ml syringe to accurately fill my cuvette for awhile with no problem. I recently bought new cuvettes from saltwateraquarium.com they came and they weren't the same as the old ones and fill past the 10ml line. I thought maybe I got some bad cuvettes so I ordered more from...
  16. Acameron2

    North Carolina Testing Hanna calcium checker for sale

    Selling my Hanna calcium checker. test regiments are in date. Have 16 of the pouches left. kit is in great condition just don't use it much anymore. Asking $40 shipped in the states.
  17. Paul Kachirsky

    Hanna Salinity Checker Error Issue HELP Please

    Anyone use the Hanna Salinity Checker? I am having issues with mine. It was showing 25% battery left and err. So I replaced the battery, and still says 25% and err. Anyone have this issue? Know how to fix it? Help.
  18. E

    Hanna Nitrate Checker HC-HI781

    Hanna is about to release the long awaited Nitrate checker, if you check in BRS or in Hanna website, the upcoming device is called HC-HI781. So now my question is what is their rank?
  19. Acrofiend

    California FS: Hanna Phosphate Checker 713

    Includes 8 packs of reagent and 774 reagent. $35 shipped.
  20. Reefer37

    Texas WTB Hanna Calcium, ALK, Mag, ULR Phos

    Looking to buy Hanna Calcium, Alkalinity, ULR Phosphate, and Magnesium, preferably with regents. Let me know what you have!
  21. Andrew Schubert

    Triton Detox raising copper levels?

    So I received back my Triton ICP test and it indicated I had 5.112 ug/l of copper in my tank. So I pulled out my Copper Hanna Checker and sure enough it read .06. Therefore, I removed my carbon, and dosed Triton Detox for 3 days. I placed the carbon back in my tank, and did another Hanna Checker...
  22. USING HANNA CHECKER HI-707 TO TEST FOR IODINE

    USING HANNA CHECKER HI-707 TO TEST FOR IODINE

    USING HANNA CHECKER HI-707 TO TEST FOR IODINE NOTE: THERE IS AN UPDATED METHOD DESCRIBED IN THIS ARTICLE https://www.reef2reef.com/ams/an-accurate-and-precise-method-for-measuring-iodine.909/ In my quest to improve my testing accuracy and precision I found the standard colorimetric tests for...
  23. Ignitros

    Washington Hanna Reef Testing Kit

    Asking $175 for the entire kit plus shipping. Only used for a few tests. I am selling a barely used Hanna Reef kit. It includes the Calcium, Alkalinity, Phosphorous, pH and Salinity testers along with extra reagents and calibration fluids.
  24. B

    New York Hanna Alkalinity and Calcium plus Extra

    I have Hanna Alkalinity few tests left(maybe 5 but not sure) plus Brand New alkalinity reagent. Calcium have 24 packets left so its almost brand new. I will include brand new never used Potassium SALIFERT test $19 worth. Asking $95 for everything
  25. RichyRich50

    Georgia Red Sea Reefer 350 Aquarium

    Selling my Aquarium with live fish and Equipment. Equipment REEFER DELUXE 350 SYSTEM fish included------$1,500 Vertex OMEGA 150 PROTEIN SKIMMER------------$250 6 STAGE DELUXE PLUS RO/DI SYSTEM------------$175 Maxspect Gyre Pump XF250 Pump + Controller Package---$250 MBR157 MACROALGAE...
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