chemistry

  1. New Pinpoint PH Probe with New Calibration Solution
    Sold

    For sale New Pinpoint PH Probe with New Calibration Solution

    Brand New Pinpoint PH Probe with new six new packets of Milwaukee calibration solution (4.01,7.01 and 10.01)
    $30.00
  2. Neptune Trident
    Sold

    For sale Neptune Trident

    Neptune Trident for sale. 1-1/2 old & has worked flawless. Sold my tank & piecing some items out which is why I am selling. Original box. Does not come with reagents. Domestic Shipping included
    $325.00
  3. *SOLD* 2x Milwaukee Seawater Refractometer - MA887
    Sold

    For sale *SOLD* 2x Milwaukee Seawater Refractometer - MA887

    I purchased these earlier this year. They are both in excellent condition and still have the plastic screen protectors intact. Also includes calibration fluid. I'm only selling them because I took down the tank I was using them on after deciding that reefing doesn't fit my travel-heavy...
    $85.00
  4. Hanna nitrate LR checker
    Closed

    For sale Hanna nitrate LR checker

    $35.00 shipped continental USA. For sale used. Has almost full set of reagents do plenty of tests left.
    $35.00
  5. Selling Hanna Checkers Phosphate, Alk, Calcium
    Sold

    For sale Selling Hanna Checkers Phosphate, Alk, Calcium

    Selling 3 Hanna checkers alk, calcium, and phosphate. All work great comes with extra reagents and has 2 phosphate reagents. Got out of the hobby and selling off remaining equipment , 75.00 shipped.
    $75.00
  6. Aquatop 40G Rimless Tank
    Sold

    For sale Aquatop 40G Rimless Tank

    Hi All, I am moving within the next month from Scottsdale, AZ to Austin, TX. As a result, I will be leaving the hobby and I am looking to sell my tank and the associated equipment. Tank and equipment have been in use for 1 year. Tank is an Aquatop 40 Gallon rimless tank with stand and...
    $320.00
    • nmpatel201
    • Classified ad
    • aquarium & stands chemistry drygoods equipment light live coral protein skimmer
    • Category: Aquariums & Stands
  7. New Double Junction Lab Grade ORP Probe
    Sold

    For sale New Double Junction Lab Grade ORP Probe

    Brand New never used purchased in August from BRS asking $60 shipped
    $60.00
  8. Hanna Marine Nitrate LR
    Sold

    For sale Hanna Marine Nitrate LR

    For Sale: Lightly used Hanna Nitrate LR Relocating from Arizona to Texas and will need to leave the hobby as a result.
    $30.00
  9. Thawman

    Trident/DOS dosing and Alk swings

    Howdy! Hopefully an appropriate place to post. I've noticed over the last week or so my Alk has started to swing a fair bit from low of 8.46 to high of 9.05 with my set point 8.6 I've adjusted the dosing baseline to the average over the last month and just today increased my testing from 4/2...
  10. FS: BNIB Hanna Nitrate LR HI781 Checker
    Sold

    For sale FS: BNIB Hanna Nitrate LR HI781 Checker

    For sale is a brand new in box Hanna Handheld Colorimeter - Marine Nitrate LR (ppm) Bought this brand new for $49.95, never used. Asking $40 shipped. Locals (91320) can arrange local pick-up if preferred.
    $40.00
  11. Hana Reef Professional Checker Kit V2 -Hanna
    Sold

    For sale Hana Reef Professional Checker Kit V2 -Hanna

    New in the box never opened
    $200.00
  12. Lylelovett

    Adding a few gallons of ocean water to my tank?

    Hi all, So I'm thought I might grab a few gallons of Pacific Ocean water to add to my tank over time. I have a 150g tank using Instant Ocean reef crystals. The water won't be taken near a marina or any known pollutant type areas. Has anyone had experience supplementing their tank in this...
  13. Neptune Trident For Sale
    Sold

    For sale Neptune Trident For Sale

    had the trident for 7 months works flawlessly reason for me selling is because I’m buying a master tronic. , comes with one box of reagent that wasn’t used , local pickup nyc 450 pickup queens ny ,
    $450.00
  14. KH director set
    Sold

    For sale KH director set

    Like née setup and used for 1 week. Everything will come in the original packaging. Approximately 80% reagent left in the bottle. Buyer pays shipping.
    $600.00
  15. Reef bot V1
    Closed

    For sale Reef bot V1

    Works good, will come full of KH reagent and i have a lot of needles and syringes for it. I was only using it to monitor my ALK and I've moved on to the trident so i don't need it anymore. I will package the item well so it is not damaged in transit and will also remove the reagent bottles from...
    $350.00
  16. Hanna checkers, salinity,Alk, phos
    Sold

    For sale Hanna checkers, salinity,Alk, phos

    A friend shut down his tank and I am selling off some of his stuff. I have two Hanna salinity checkers w/2 packets of calibration fluid. $55 each shipped phosphorus checker needs testing packets. Like new condition. $35 shipped Alkalinity checker ppm like new ,needs new reagent $35 shipped...
    $35.00 to $55.00
  17. Hanna calcium tester with reagents
    Sold

    For sale Hanna calcium tester with reagents

    Works perfectly and has enough reagents for 17 tests. They don't not expire till may 2023.
    $40.00
  18. New Hanna Marine Phosphate ULR Checker - $40 Shipped
    Sold

    For sale New Hanna Marine Phosphate ULR Checker - $40 Shipped

    New Hanna Marine Phosphate ULR Checker - $40 shipped My wife bought this for me, but I already have (and prefer) the Phosphorus ULR checker. Nothing has been used yet .
    $40.00
  19. Hanna phosphate ULR checker
    Sold

    For sale Hanna phosphate ULR checker

    Perfect working condition. Shipping available for additional $10.
    $25.00
  20. A

    Skinny Xenia and iodine

    Hello, I got a pulsing Xenia about 4 ish months ago, and up until the last month and a half it was doing well and pulsing like crazy. Now the polyps are skinny and not as puffed up without any pulsing whatsoever. I have also been battling prorocentrum dinos and now have a forest of GHA however...
  21. KH guardian
    Sold

    For sale KH guardian

    Used for a week, then broke down my tank. Comes with full pack of reagent.
    $415.00
  22. Hanna Alkalinity, Calcium, and Phosphorus checkers
    Closed

    For sale Hanna Alkalinity, Calcium, and Phosphorus checkers

    As the title states selling 3 Hanna checkers. All are complete in working order and missing no parts. Alkalinity reagent date is 10/21 and is full, Calcium was never used. Reagent dates are 1/22 (packets) and 2/22 (liquid), and Phosphorus ULR reagent has 9 packets at 5/23 and a new pack of 25 at...
    $40.00 to $110.00
  23. Hanna Marine nitrate LR BNIB!
    Sold

    For sale Hanna Marine nitrate LR BNIB!

    Brand new never used Hanna marine nitrate low range colorimeter kit price is $35 shipped. PayPal accepted.
    $35.00
  24. mikemathis555

    Stabilizing PH and ALK

    Since I’ve added some Zoa frags to my tank, I’ve had wild swings in dKh and PH in my Fluval 13.5G tank. I know with a small tank, this can occur, but any advice on how to stabilize this? No ammonia or nitrite Nitrate is between 5-10 ppm No detectable phosphates (only have API kit so might not...
  25. A

    WIll the clownfish be ok? help

    Heres what happened, Im fighting dinos, specifically procentrum, and I started dosing silicates. I used sponge excel, and dosed 5 drops into 10 gallons. The drops did harden upon contact with the water and turn into white flakes. I know that silicate based solutions are caustic to humans, but...
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