- Baking soda decreases [Ca], why?
- Bicarbonate & CO2
- Calcium Chloride - can I use this
- Still trying to raise pH
- Does poly filter release chemicals back into the water?
- Ph of output Neison Reactor
- magnesium 2104.01
- Measuring D.O. and hydrogen sulfide in LR
- Affect of Glucose in a Reef System?
- controlling dKh?
- Cloudy water
- Salinity Reference Solution
- Alkalinity dropped
- Using kalkwasser long term
- Suddenly high nitrite and nitrate levels
- Calc/alk question
- NaOH and White Precipitate???
- Regenerating phosphate removers? - Randy?
- Problem with my B-Ionic Dosing?
- pH high after long time dosing of Kalk
- B-Ionic question
- Ca++ test kit Salifert solution One
- Phosphates in Gelatin?
- Disapointing phosphate test kits results
- Cheap digital Balance
- Is this the right stuff?
- RO/DI Water + Marine Salt = 7.6 pH
- yet another alk/calc question
- PH Surge
- Reefkeeping article and nitrites
- OT: Wooohooo! Another drug moves into development!
- ph swing
- Is this many/% water changes good or bad?
- Bleach solution
- FANTA Soda water for reduce ph?
- Calcium reactor without co2 injection ?
- RO/DI makeup water
- commercial buffers
- Chlorine dissipates how fast?
- Conductivity in MOhms (mega ohms?)
- Using Dehumidifier water for top off?
- Homemade Phosphate Buffer
- Baking Soda
- whats an acceptable tds reading?
- using kalk with low calcium needs
- Increased Alkilinity seems to drive down Calcium levels
- Mything The Point won't come up
- Precipition problem
- ORP 180 possible?
- Alkalinity and Calcium Levels
- Something wierd is going on.
- delivery questions
- Cu++ vs. chelated Cu
- Mixing Salt Brands
- do these results sound normal?
- Low PH following outage of calcium reactor
- How are my readings for marine tank?
- Baked Baking Soda
- Dripping versus pumping Kalkwasser
- co2 made at home
- How to check test kits
- Iron supplement
- a Q about aqua safe
- DIY calcium test
- calcium hydroxide added to make-up water
- Consequences of long-term high pH?
- PH Level
- calcium/alk question?
- Test kit question
- Crystals formed in Kent Tech CB Bottle
- Low ph------>other alternatives
- failure for corals to thrive
- Salt Comparisons! Need your help
- PO4 re release experiment ?
- Swaunne River lime rock in reef tanks
- DIY Live Rock Question..
- Lime Water - new tank, low requirements - can it hurt?
- Does Carbon absorb Mg, Copper, Sr, Iodine?
- Limewater: Any reason this won't work?
- Bleach Turned My Foam Filter Brown
- what is the best way to add Kalkwasser ?
- how much lime /how much vinegar
- Phosban media color change ?
- Why Do So Many Folks Keep Salinity At Levels Below NSW?
- Copper ick treatment
- pH 7 alkalinity mismatch
- Ammonia & pH
- Effect of metals in main water on tank inhabitants
- Precipitation at CaOH injection point
- SPS and shrimp death after move, help!!!
- Vinegar and Nilsen Reactor
- Seasonal Affects on a Reef Tank
- Parameters Out of Whack, Please Help?
- Dosing kalkwasser methods - Randy or others help please
- Baking Soda lowers the buffering capacity
- Back in Balance
- TO: Randy NaOH to adjust PH
- Blue Foam
- KH and Alkalinity of fresh IO
- calcum chloride or liquid one-part calcium
- Salifert All-In-One instead of vodka?
- Kent Tech CB
- Metallic particles in coral sand /gravel
- Kents Liquid Reactor
- Ok to use purchased RO or distilled water?
- How much Chaeto = Rowaphos?
- Is my Cal reactor too small?
- Precipitate on top of limwater vat
- CA over 500?
- UV exposure vs. water chemistry.
- Calcium Chloride Question
- Hard time getting Magnesium levels up?
- Demand for Ca/Alk - 75 SPS Reef
- Nitrate
- Off topic for Randy(Crestor)
- D.I. tanks marked at 200k
- Cant raise KH
- Bumping up Calcium
- bicarbonate dialysate
- Low Calcium Level Problems
- Likely contaminants of bulk magnesium chloride
- Lowering Alkalinity
- polygluconate Ca
- Kalkwasser in a high-evap nano
- Copper Medications and Acrylic Tanks?
- Measurement of chemicals - lighting impact?
- salt mixes up to less than 8 Ph
- Co2 Diy...
- low alk question
- ESV Spray-Dried Phytoplankton?
- Ammoni and ozone questions...
- New source for cheap limwater
- Suggested Article on carbon
- Basic Ingredient in Iron Based Phosphate Removers?
- Question about Kalkwasser
- dkh Problem
- DowFlakes in Agrocrete live rock.
- Using Dowflakes to make Agrocrete Live Rock
- Aqua stick putty
- Removing copper from substrate?
- What test kits?
- brown algae problem
- Lysmata Carapaces.
- Ph low while dripping kalk, corals not happy
- where to find DowFlake
- what? salifert alk test??!
- Water Change Chemistry
- Calcuim OVerload
- High DKH
- Can I clean ORP and pH probes with RO+ vinegar?
- Hydrated Lime chemical composition
- Phosphates off the chart!!
- Kalkwasser, Vinegar and Algae?
- Say it isn't so!, Mg is very low
- Carbon?
- Fibre Glass and Chemistry
- Ph 8.4-8.45
- Fiberglass screening safe?
- Test kit reagent shelf life?
- Dosing suggestions
- getting water ready for rock
- improving a H2O2 reactor
- Dropping ALk?
- Pool salt
- high alkalinity
- Low Sr, does reactor output Sr?
- Salt mix precipitates
- One test kit, two uses?
- dkh and calcium question
- mixing kent and esv
- Phos
- Randy Off line Thursday and Friday
- Still having probs with Rowaphos and CaCO3
- calcium test??
- High Ca, low Kh, pH normal?
- high ph fine alkalinity
- Oh Rannnnndyyyyyyy
- PH Problems Help Randy!
- Sugar for nutrient reduction
- Rowaphos
- Randys 2 part Ca Alk mix
- calcium test surprise
- Whats the difference between normal BBQ carbon and "Activated " carbon.
- PH problems
- What's the issue with alumina based phosphate adsorbants?
- Dr. Holmes-Farley
- Ozone, CO2 and pH
- curing excessive indoor CO2 ?
- kalk mix question
- "Quality" of Calcium additives
- Correcting Low Alk
- Ph falling and kh low
- When should NO2 drop?
- Having some problems, maybe Calcium ppt.
- Hey Randy
- what causes false readings on a nitrite test kit
- 2 part additive question
- high PH at the source...
- Impurities in various kalk powders
- Just started Kalk dosing. Randy Help
- R/O Units - Chemistry Question
- Do What?(Seachem,calcium test)
- Calcium carbonate precipitation
- Ammonia Spike due to new rock
- Too much kalk?
- Yet another limewater question
- Kent nitrate removal?
- i still dont understand how to combat closed window carbon dioxide build up randy
- what happens when a denitrator runs out of nitrate to convert/.
- MgCO3 solubility
- Calcium and Alk consumption?
- How do you work these out ?
- A question about quicklime.
- Alk - Calcium Zone 4 question
- Are These Numbers Okay?
- dowflake
- Alternative to DT's Phytoplankton???
- Compare to Dowflake?
- Low PH: why?
- Can pickling lime be mixed with saltwater?
- Alkalinity test gone bad!!!?
- Calcium/Alk Testing Necessary?
- What exactly is dKh?
- uv light
- Calcium Reactor effluent pH
- naphthoquinone?
- Update on Kalk topoff
- Calculating concentration of calcium that needs to be dosed to reach target Ca levels
- nitrification in corelation with pH
- When is dripping limewater okay?
- dosing kalk only on a 180g
- Anyone found any DOW in the Dallas/Ft worth area?
- Another Great article
- Ozone - will it kill skimmer and produce high nitrates?
- Salinity Standards Article Posted
- A small question on Homemade Two-Part Calcium and Alkalinity Additive System.
- TDS on RO/DI water (calibration)
- boring bio/chem type questions
- Orp Probe users
- How much to add - Randy's DIY 2 part Ca
- Ammonia Level in Curing Process
- gases..
- Questions regarding Salifert testing and dKH & Ca
- Question Please !!!
- Testing calcium and magnesium test kits
- Trace Minerals and "The Salt Question"
- Copper Pipes
- The simple method
- Increasing CO2 exchange to Increase pH
- R\O water T.D.S. and membrane rejection rate