- Biopellets & Refugium
- Sudden tank change cloudy grey
- Biopellets and mini cycle
- Is it okay to use BRS Dual Reactor to run GFO and bio pellets?
- Kalk and viniger
- Questions about 2-part alk-cal additives
- Is it necessary to add bacteria after installing bio pellets?
- ok help with kalk please
- unconventional lowering po4
- Can Leaving Lights On Cause Snow Storm?
- Help please with initial Magnesium dose
- Digital (KH) tester?
- Redsea VS Salifert???
- Calcium Chloride product for DIY 2 part
- river rock in tank?
- Nuking Live Rock - Does Biological Filtration Really Come Back?
- My tank is to clean, what to do??
- Adding Canister Filter
- How high is to high alk
- 2 part to Calcium reactor....
- Please help
- Can I dose only Calcium?
- GAC Question
- Dosing vitamin C
- Hanna Iron and Iodine hand checkers
- Magnesium NOT Moving After Dosing...Test Kit Problem?
- Is pH probe necessary for Calcium reactor?
- Conductivity vs Salinity vs Specific Gravity
- Vinegar sitting in acrylic container, problem?
- magnesium at 1520ppm
- Dino! Questions
- Best test kits
- Help me stop my Alkalinity from rising (!!!)
- Determining how long Kalk last when using a Nelson (Kalk) reactor
- Carbon Dosing Question
- How fast can I raise calcium?
- BRS 2-part question
- PH Acting Weird
- Got a couple of questions about carbon dosing, pellets, and prodibio.
- I tested my water last night and
- Anybody familar with Red Sea Mg Test Kit?
- Calling out all Chemists!!!!
- difference bet activated and catalytic carbon??
- adding vinegar to kalk to lower PH
- Got a question my brain cannot handle
- Found a deal on a decent refractometer
- Switching to BRS two part
- Why is my sg going up?
- Dosing help
- Potassium chloride question
- Strange Tech M Coincidence...
- Algae on gravel
- what is driving down my alk?
- Looking for a good read
- what to dose?
- pH keeps falling
- Alkalinity is very high
- RO/DI resin in bulk
- Who runs high Potssium?
- Mysterious algae
- help ID algae
- Sulphur reactor to Ca reactor?
- Diatom, dino or cyano ... .or
- New IO Salt Mix Issues...
- id this
- redsea max 650
- High ph after starting kalk
- Effects of low Mag to corals
- Biopellets reactor
- Nitrite help!
- bubble algae only on aquarium walls - why?
- algae problem
- Starting dosing two part when alkalinity is low
- mixing mag. cloride & mag. sulfate
- Tank consuming more Ca than Alk
- Vinegar Dosing 90g
- General chemistry issues
- Conductivity/Salinity Conversion Spreadsheet
- Need advice. Is my tank ready?
- Changes - Mini cycle
- Florida Crushed coral from Caribsea !
- Cycling has begun... when to add to refug?
- Can't keep my calcium in line
- Help me with my red bug interceptor calculation
- just a ? about cal... an live rock
- Accidental overdose of vinegar
- Do I really need GFO?
- Can you run biopellets, carbon, and GFO, same time??
- Bleach Containers for Water Storage
- new test results after kalk
- Hydrometer help!!
- Ph Versus Alk
- esv salt mix giving me ammonia readings of 0.25
- Ocean's Blend 2- part and Kalk
- Nitrate will not go down...
- dosed tank and now corals close at night
- Parameter Evaluation
- nitrate spike after dead fish.
- Newly mixed saltwater silt?
- Passive sulfur denitrator
- Help with Mrs Wages Limewater
- Strontium and potassium
- Does alk usage change at different levels
- Healthy looking tank BUT.....help
- Calcium off the scale!!
- Alkalinity Overdose --- questions
- Need help with mg
- Can't raise MG
- 20g to 80g. Will my tank cycle again?
- BRS Two Part: A question
- Water Report for my town, give me opinions
- Refractometer???
- ORP meter question...
- 1.029 salinity
- At What Level Does ORP Become A Problem?
- Ca going up but Mg going down?
- kalk help
- bryopsis on dead rock question
- Your 1 pick
- High ca low alk
- Co2 degrading kalk in ato?
- pH 7.8 alk 9.8? why is my pH low?
- GFO effect on chaeto
- a couple of questions about 2-part/kalk solutions
- Kalk vs Two part
- GFO changed color
- Testing water.....is this what ill need?
- Any thoughts, ideas?
- I'd like to increase my nitrate levels:)
- How do we define a "mature" tank?
- Gfo
- Reef Crystals...
- SG, salinity, and conductivity specifics
- Dr. Tim's Re-Fresh to fight algae
- How Do Nitrates Levels Fall w/o Water Changes?
- should i remove my dead snail shells for my display??
- Kalk: Is there a standard amount of...
- PO4 spike
- Reef crystals low alk/calcium
- No Coralline Algae
- What inside fish poo?
- ROW 0.8 Supra Carbon
- Bubble algae and cyano
- can't maintain calcium
- ro/di
- Kalkwasser Dose
- nitrates test question?
- Hydrometer help
- dosing
- Sodium Carbonate mixing question
- calcium levels going up
- My First Alk/Mag Tests...Guide me Please.
- Can someone please explain the Zeo system
- Vinyl Tubing Poisoning?
- Help please! Alk monitoring - or Ca monitoring as an alternative
- Cleaning lanthanum clog in skimmer injector
- critters dying, parametres good?
- Po4
- hand held ph probe
- kalk and vinegar dosing
- Interceptor/Red bugs: How long after treatment do you add shrimp
- Alkalinity Question
- MG Low/ Epson Salt Solution??
- Two-Part & Vinegar Dosing
- New article on Advanced Aquarist Carbonate vs Bicarbante
- Biopellets with vinagear dosing
- Cement
- Alkalinity drops but Calcium OK
- ca and mg affects?
- Started using GFO coral looks stressed!
- Can anyone tell me what this brown stuff on my glass is?
- Compliments of the season to the Chemistry forum
- Help with strange Salifert Ca, Mg tests in RO water
- Hair algae battle continues...12 months!!!
- reef color B ok to raise Potassium
- SpectraPure- SpectraZorb ?
- Nitrite in new tank
- Trying to lower phosphates
- Ca, Mg and Alk during Hyposalinity Treatment
- Nitrates still elevated... Week 8 of Vodka...
- Does Kalk ever go bad?
- Zeozym! Looking for Reviews...
- pH levels and use of CO2 absorbent
- Question for Nilsen (Kalk Stirrer) Users
- Algae problem please help
- Regenerated GFO Suddenly Stopped Reducing Phosphates
- Mg Sulfate or Mg Chloride? Or does it matter?
- Different types of GFO
- Phosphate Low Range Colorimeter
- why test ur water
- Can you reuse settled kalkwasser?
- Happy Holidays to all in the Chemistry Forum.
- Magnesium help needed
- Thanks to reef epoxy skimmer crazy!!
- ORP Questions
- Ozone and ORP, plummeting!
- Another dinoflagellates problem
- the best 2 part calcium/alkalinity?
- Phosphate Help
- Gfo and carbon reactor
- GAC not activated?
- Hazy tank mystery solved
- Alk dosing clogs tubbing
- RO/DI - Are you happy with your system?
- ALK overdose.... 8.0 to 11.6 dKh
- What is the chance PO4 would be zero out of tap water?
- water change caused snowstorm
- What additives do I really need?
- RO/DI filters and water softeners?
- Anyone notice a mg spike after a water change
- Water Chemistry
- Murky alkalinity
- PO4/alkalinity relationship?
- 100-600x magnification of algae cells pre and post peroxide
- SPS tips keep dying - HELP
- local source for calcium hydrate in nc?
- nh3 pad causes nh3? Or live sand?
- Mag flake and Dow flake
- PO4 vs Cyano
- Dosing help
- Sulfur
- Chemipure?
- Mag sulfate or Mag Chloride?
- GFO: Possible to Cause Algae Outbreak?
- How Long Should I Mix Salt?
- Kent Turbo calcium
- sugar dosing
- Nitrates in fresh salt Mix
- Vinegar dosing and STN
- Sodium nitrate
- Reef crystals brown residue issue pro/con
- Question on low Alk usage
- Vodka dosing with high DKH level
- Stubbornly high Calcium
- ? about kalk and vinegar
- Temp reduction= no more bryopsis??
- Soaking Nori in RODI to reduce PO4?
- Trouble keeping the Calcium and Alk stable..
- Vinager dosing with Kalk?
- Randys mg solution mix question
- 1.023 or higher?
- salt bags rock solid?
- DKh Stuck at 8
- Dosing alk
- What is this pink algae/bacteria on my live rock?
- Another ? about kalk
- How fast can I raise alk?
- Complicating A Two Car Funeral
- Reef Chemist advice needed
- Phosphate question