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- question about Kalkwasser, little leary
- what does my Nitrite Test mean?
- Alkalinity too low?
- Sugar treatment?
- Alkalinity and the effect on a protein skimmer
- can strontium and iodide be toxic?
- RO/DI and Nitrates
- Mg Cl ratio
- Supersaturated Limewater?
- pH Calibration Solution
- Dehumidifier Make-Up Water...Is it Safe?
- Phosban or Charcoal?
- Stagnant water in shut down Re-circulating flow system
- worried about cycle
- High Nitrates? How Often R Test Kits Wrong?
- Is high calcium a problem?
- Epson salt problem
- ph is high
- can strontium and iodide be toxic?
- interceptor
- PH too low without Kalk drip.
- Red flatworms
- Water Test Results
- RO vs. distilled water
- HAGEN-Nutrafin Test Kit - Phosphate
- Dehumidifier Water?
- Does Vodka Really Lower Nitrates?
- Coralline Algae turning white.
- Instant Ocean with high calcium?
- ph buffers
- Kalkwasser Overload
- Kalkwasser overload
- Weird PH thing...Need input
- phosbuster
- Kalkwasser effectiveness/age?
- carbonate hardness
- thinking of trying prodibio biodigest any experiences
- Kh vs. Ph Buffer
- the usual magnesium
- When does PH get deadly
- Ozone lowering skimmate
- Sea Lab No. 28 reef tank sup
- Does anyone use Phos-Buster?
- Mag is 1500!!!!
- Ok to use aquapharm zoxan two
- I can not get rid of my phosphates
- carbon question
- ph to high
- Does Maracyn get rid of cyano?And if so ,is it reef safe?
- Traces of precipitation
- alk drop
- Dosing Iron in the SW tank
- water parameters?
- what is the best manufacturer of additives?
- Too much Carbon/Phosphate removers?
- yesterday 0 ppm TDS...today 50!
- HELP please!!! B-ionic mix together on accident
- Kalkwasser vinegar question
- Ugh! STILL can't get Mg and Alk up enough....
- Calcium levels
- Running Activate Carbon
- Extech ORP RE300
- Phosphate Question
- Calcium Level Low
- Is it possible to mix the Magnesium Sulfate solution in with the Part 1 or Part 2?
- Salifert Tests..Is this OK?
- Why the ORP para changes for a day.
- potassium test kit
- ORP droping pretty fast
- Why does my kalkwasser not turn milky when I exhale through it?
- How about a bag of elemental sulfur in your Ca Reactor to reduce nitrate?
- No SPS but a gallon of two-part in 16 days???
- CA and Alk Levels?
- Mag flakes, reef safe?
- CR & Trace elements
- pH low and can't seem to figure out why
- My city is dialing up the chlorine= problems..help
- Ca reactor & Kalkwasser 101 information needed
- Water quality in standing pipes?
- Calc vs. kalk....advice please...Randy?
- Randy back online after vacation
- baking soda to raise very low Alk. ok to add all at once if baked?
- phosban/rowaphos reactor question
- Reef chemistry calculator problem
- Low magnesium
- Limewater vs Randy's Two Part - Which One or Both?
- phosphate
- is the vodka thing a fad or do people still use it?
- Metal poisoning in a tank? Any way to check?
- Sulphuric Acid question??
- ROWAphos and carbon in the same reactor
- Using Calcium up faster than Alk?
- what is wrong
- Not baking the baking soda
- super high alk.. relatively elevated ph.. all else normal?
- Calcium hydroxide super hot
- ozone
- Started Dosing Kalkwasser, Now What?
- Ç2Ï2
- Q on DSB and Nitrogen
- Anyone
- Major Mis-Match
- How high can buffer actually raise your PH?
- How fast can you drip kalk?
- How to clean Reef Sand
- What animals use magnesium
- Mrs Wages Pickling Lime
- added vinegar to kalkwaser
- Settling of Limewater
- Is there a way to raise PH without raising alkalinity?
- Welcome back Randy
- Sulphur denitrator..what is it?
- Problems with Dinoflagelletes
- Salt creep - knock it back in your tank?
- Kalk and autotop off
- CR & high PH
- calcium high, alk norm....how to fix?
- Reef parameters..
- Vinegar test for sand?
- test results for alk ?
- calcium, alkalinity?
- Hair Algae water peremeter problems
- Accidental Alk overdose
- serious photoperiod issue-need experienced help!
- Home made Bionic??
- 2 part mag not as I thought?
- Good salt mix?
- calcium chloride
- Help w/Cal. level
- Epson salt?
- magnesium
- phosphate issues
- Questionaire for Randy
- crushed coral?
- Dripping Limewater - New Questions
- Ozone and pH
- Protein skimming?
- low alk and baking soda
- C Balance..2 little fishs???
- Kh/ Alkalinity HELP!
- Help Battery acid!!
- kalk and dowflake
- az no3 and ph?
- is there a meter for testing nutrients
- not understanding how to use 2 part properly
- Magnesium defeciency.......
- Ammonia reading
- Help with ater parameters
- Purity of Dow CaCl2
- Thornback Cowfish (Lactoria Fornasini)???
- frag plugs. cement mix.
- Raising Mag
- proper use of test kits??????
- lowering ph
- Diy GFO????
- calcium reactor ?
- PH and kalk washer
- Electrical current?
- Sea water
- Reef Chemistry Calculators
- Still have issues
- Salifert All in One Organic Calcium ONE PART supplement - OPINIONS?
- Buffering W/C water
- ammonia problems
- alk tooo high
- don't know whats going on????need your help Randy
- RO/DI or saltwater to leak test
- goods and bads to iodine
- Quick Alk Question...
- Water Testing Service
- Research into reef safe antibiotics
- Testing Food for PO4
- Off-Topic MythBusters-style Question
- Nitrate and TDS reading questions
- Mixed Saltwater Question
- Kalkwasser and vinegar
- using real ocean water vs pre mixed
- low ph and high alk questions
- Calcium too high!!!!
- Issues with Part II
- Different Silicones and Reef Interaction
- DO Saturation Formula
- phosphates-color
- New tank (75g rr) to me. Are these ranges OK?
- 2 part potency
- Substituting Peladow for seachem Ca in your 2-part
- Ammonia!!
- NatuReef System???
- Lime?
- Alkalinity too high?...
- phospate remover
- Oxygen
- Alkalinity and hardness test strip help.
- Simple Alk question
- bucket(garbage can odor)?
- Tank Chemistry Question
- Ca and Ak levels - strange?
- phos. removing question
- Alkalinity low, Calcium and pH fine
- Conductivity measurement
- PH and Nitrate question
- ? Product to raise calcium
- FTIR Measurement in SEA WATER Project
- Need to raise my calcium
- source of silicates
- Acceptable TDS range for RO?
- Calcium
- kalk question
- Is silica sand ok?
- Kalk or calc noobi needs help
- phophate in my RO/DI grrrrrrrrrrr
- Ozone and the Reef Aquarium, Part 3:Changes in a Reef Aquarium upon Initiating Ozone
- Mineralization-sand
- Viniger and 4 days, what's this??
- Colorimeters?
- kh dkh is there a difference?
- DIY tests?
- low alkalinity high ph problem
- yet another limewater question
- Water parameters for coraline algae
- Are these numbers good?
- help with CA and ALK
- Reducing ph
- DIY magnesium supplement
- Iron Problem?
- Salinity Standard
- Mystery substance
- It's Dolomite baby!
- low calcium and high alk
- Best chemicals to control as much as possible
- Ph is very low today
- too much RHF 2pt ??? and a thanks
- wierd test results
- Black mold....bad for water parameters?
- Ozone Article ?
- Bio-Spira
- Magnesium Testing
- Calcium oxide or hydroxide?
- best 2 part additive?
- will mag precipitate?
- magnesium test?
- is it reef safe putty. ( list of ingrediants included)
- combining solutions from 2-part recipe # 1
- wet skimming and auto top-off
- Thank you
- Alk test kits don't match! Need help!
- Test kit instructions???
- temp. question
- Water Test?
- this cement is reef-safe,is it?
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