testing

Hello! Bear with me. I am new to saltwater aquariums and testing, any help is appreciated. I’m testing for Alkalinity using the Hanna tester. I followed the directions and got 6.4 and 6.0. These were back to back tests. I then used a Salifert calcium test and got 400ppm. I trust this one more...

Milwaukee MA887 Seawater refractometer Easy and reliable way to check sg. $50 shipped lower 48

Sold my Hydros X10 because I barely used it and so no longer have much use for the iV that I bought with it. Have had it for a year but only used it all for about a month before I shut the x10 and iV off. Basically just been decoration on my control wall ever since. I have cleaned everything out...

I have 3 Hanna Checkers for sale: -Hanna HR Nitrate tester with in date reagents -Hanna Phosphate ULR with in date reagents -Hanna Alkalinity dKH (will need new reagent) Asking $100 Shipped for the set of 3 PayPal only

With the issues around these automatic testers has anyone tried putting the reagents on magnetic stirrers programed to mix them before each test? Seems this may keep the reagents better suspended. After all, Neptune advises to shake the reagents when changing them. With reagents lasting 2...

I have for sale a fully working with no issues Neptune Systems Trident that was purchased about 2 months ago. Unfortunately I am selling my home and have to break my system down for an undetermined amount of time. The purchase includes the original box and the reagents currently about half will...

I have for sale a fully working with no issues Neptune Systems Trident NP that was purchased from Bulk Reef Supply at the day of launch. Unfortunately I am selling my home and have to break my system down for an undetermined amount of time. The purchase includes the original box and the...

Hey all, I have an like brand new Neptune Trident for sale. I used this for 3 weeks to make sure the parameters were correct. I had a Trident before this one and it was always off. This one is perfect and was very consistent. As you can see in the photos, it's basically new. No salt in the...

Have a lot of Dry goods if anyone in SoCal Rancho Cucamonga area wants to scoop up a great deal. Haven't had a tank up in a few years and just looking to sell all as a bulk package to offload. Not looking to ship, sorry. The "mini aquarium" is actually an acclimation box

*SOLD* Selling my Hannah Testers and Refractometer as a bundle for $150 total shipped. Phosphorous ULR and Nitrate LR still have full boxes of unexpired reagents. These have been barely used and purchased in March of 2023 along with the Refractometer which comes with calibration fluid. The...

As pictured, just got back from Neptune from routine maintenance tune-up, cost me $150 Everything is included, original box, 1link Cable, 2 months new reagents, calibration solution, all new tubing, holder, prefilter and 6-month warranty direct from Neptune. $450 shipping included. Venmo or...

PM1 in excellent condition

Its in great shape , I take care of my stuff. Screen cover still on . and its accurate . $75

Ive been having problems keeping my kh stable i see it jump all over the place and i feel like it gets drained more then evrything else. Can anyone give me advice on what to do i am pretty new to reefing and dont want to wait until something goes wrong. In the pictures are my current parameters...

Updated list 2-25-24. Tore down my tank due to lots of issues and selling the equipment (as is, may require some cleaning on some of it). Message me if interested in anything. Shipping to USA would be additional, in Seattle area we can work out a place to meet up.

Purchased new about a year ago still in very good condition. Comes with 23 test packs, 1 test tube and instructions as pictured (no box). $35 shipped

All purchased new about a year ago and still in very good condition (out of the hobby... for now... sale) - Comes with items pictured (no boxes for checkers) - Alk Checker with 2 new sealed reagents and 1 test tube - $50 shipped - Phos ULR Checker with new sealed 25 pack of reagents and 1 test...

Hey folks, So, the Salfert Nitrate test offers two ways to read the results. Hold it up and look through the sides of the vile/container, and get a 1:10 reading, OR look down on it through the base of the container and get a 1:1 reading. I would have assumed that if I checked both, then I’d...

I have a lot of 5 new in box ICP Analysis Test Kits. These are the ICP Mass Spec 50 plus element kits. 5 unopened kits. Asking $100 picked up Local DET Area or $110 shipped for the lot.

Like new Hanna salinity tester less then half a year old . Works great 50 shipped

Hey guys! For sale are a couple of Hanna Checker colorimeters. Calcium is like new, never used. REAGENTS HAVE EXPIRED! Asking $50 Alkalinity is lightly used. NO REAGENTS INCLUDED! Asking $45 Or take both for $85! Prices include shipping and PayPal fees. Please PayPal only, no Venmo, etc. US...

Getting out the hobby, I have a trident that work perfect with no issues . Have done the shutdown process to empty fluids out . Comes with a lot of reagent as you can see in picture. Can also ship out empty containers that go in tray at your request . Just got it routine service done by Neptune...

Looking for some Hanna checkers, because they are SOOO much cheaper second hand. Looking for a salinity tester, alk (dkh), phosphate (ulr), nitrate (HR), ph, calcium and a magnesium checker/tester. So pretty much all of them! :rolling-on-the-floor-laughing: Please take my money and save me a few...

Like new condition including the boxes. Purchased earlier this year. Factory reset, properly shutdown via tasks and ready to go. Prices include shipping in the USA. Apex SOLD

Unfortunately I am going to have to let go of some things due to a family tragedy. This is new in the box, and only under rare circumstances am I willing to ship (mainly because there seems to be an occasional issue with people paying), and only if the buyer is willing to use Zelle. I live in NE...