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- Alk over 20...what do I do?
- Magnesium consuption rate
- High ALK!
- Dosing 2-Part Harmful in Long Run?
- Establishing Nitrogen Cycle ?
- Bubbles at the bottom.
- Kent Turbo Calcium
- High Nitrates, HELP!
- Hanna salinity calibration fluid
- new auto topoff
- kalkwasser help
- dechlorinated water
- Is 'Quick Joe Instant Ice Melter' ok to use in "Randy's 2-part suppliment system"?
- Calcium Reactor vs. pH question
- OD on GFO?
- mercury in tank?
- drying Mgcl2
- ph swing at night
- new Salts instead of Kent
- Alk, Ca and Mg Interrelationships
- What is Purple UP
- mag flake-cleveland
- Chaetomorpha turning light brown
- vinegar treatment question
- Sodium Bicarbonate - Carbonate
- Why only make enough Kalk for a weeks top-off?
- OT, Sucralose
- Phosban and ALK
- Sulfer Denitrators
- Would HEATING kalkwasser allow more kalk to be dosed?
- Alternate sources for sodium silicate?
- Randy's 2 part solution
- Vodka in tank?
- phosphates removal
- ? about R's 2 part
- A New Salt Question
- Liquid or powder..hmmmm
- crazy high calcium
- Rubbermaid tub: Is it CO2-permeable?
- Low Mg
- Brute can and SW - Help me figure this out
- Salifert All in One?
- Increase PH but not ALK
- Does humidity affect skimming performance?
- PO4 test kits
- Oceanic salt - Cannot get alk up - what salt do you use?
- High Alk and Calcium
- nitromax marine question
- cyanobacteria-toxins-ich
- Randy's Magnesium Recepie: What's that white sediment settling to the bottom?
- Quaestion for you Randy
- people asked i take this to randy in chemistry forum
- Mrs. Wages
- Ca Reactor Bleed Off Valve
- how much more concentrated can we make the 'home-brew' 2-part
- is any Dow CaCl product safe?
- IO and reff crystals not dissolving
- Algae/red slime woes
- Can this work for cal supplimenting?
- pH issues...kind of weird
- Ozone Podcast posted
- Calcium not even registering-- to high or none ??
- Low magnesium limits Iron Oxide Hydroxide's ability to remove phosphate?
- new RO/DI unit
- Which test kits.
- Sugar equivalent to vodka
- kalk drip?
- alkalinity
- initial ozone dosage
- calcium an alk
- solidified sand bed
- Corrosion of aluminum - cooling loop ideas
- Refractometer calibration
- caclium reactor question
- Finally! Rock solid Alkalinity level...
- Fixing REALLY low Magnesium
- do i need to raise my calcium and alkalinity?
- which test would you trust?
- Testing results and some ?
- phosphate
- Alkalinity through the roof
- normal ph , then low ph?
- Rowaphos Renewal....
- How much mag to add?
- Calcium Supplementation
- Refractometer Calibration-How to do the homemade Version
- Tropic Marin Pro - No ppt like the others
- long term shifting of ca\alk
- Best Salt mix
- long term effects of lower ph?
- SOMEONE QUICK PLEASE!!!!! pH @ 8.8!!! How can I lower it quickly?
- feel like I am adding too much
- Dialing Back the Calk and Alk
- Tap water
- removing copper from an old aquarium
- Do this product look like it would work?
- Mg suppliment
- when to replace your carbon?
- Improved Recipe #1
- Salifert Test Kit results
- Adding calcium via water changes...
- Can you judge CA, by ALK
- Going on vacation can I add anything to the kalkwasser
- Thanks Randy
- mg suppl for Ca Reactor
- Question on Ro/DI Water & Salt
- AHHH low PH
- v o d k a
- dosing question
- Chef Randy's Super Rapid Accelerated Coral Growth Concoction
- Why is my calcium level always high?
- Randy.....need help with what type of play sand to use?
- explain to me the importance of nutrients.
- Silicate Detection - TDS and Test Kits
- High Mag levels in IO salt
- pH 8.5 alkalinity 6dkh - is that possible??
- Is this the same as Dowflake?
- Can Ozone Cause Low pH
- calcium use
- new aticle posted: Ozone and the Reef Aquarium, Part 2: Equipment and Safety
- The Other Side of Alk
- Hanna instruments DiST 5 conductivity tester
- Interpreting test results: Please help...
- Phosphate binding to GFO (Rowaphos) is reversible
- Good test kit brands
- Digital Meters?
- Shaken not stirred or neither
- High ORP; how high for it to lower?
- testing before adding water
- ph
- Salt creep
- Low Alk
- ORP heading down
- kENT toxic metal sponge
- Calcium & Alkalinity Troubles
- Very high nitrates
- Chemistry Question (not reef related)
- Would you use it?
- Nitrogen gas Bubbles
- Calcium test kits
- HELP! emergency! corals are rtning - potential contamination
- NH puzzle
- 1 ml Syringe from Salifert....
- Allelochemicals in fw plants to combat algae?
- az no3 should I?
- peladow = shelf life
- Water levels all messed up
- Water stability issue
- Too Much Ca?
- What am I doing wrong?
- Cal and Alk????????????????
- High ALK
- Having trouble with testing, need help!
- Ca chloride or hydroxide
- Strontium: Isn't it Radioactive?
- Temperature
- Crystal sea marine mix bioassay very low S.G.
- Non-reef chemistry question
- IO Calcium boost
- Is Kalk Precipitate Reusable?
- Q for Randy (Magnesium additives)
- precipitation of iron
- home made PH standards
- What Iron Supplement??
- too much amquel+
- Can these 55g drums be cleaned? NaOH
- Ready to start my Kalk drip...one ?
- Carbon overdose?
- auto top off water?
- pH project
- Which PHOSPHATE test kit would you trust? RED SEA or TROPIC MARIN?
- Randy Holmes-Farley or anyone please help
- Calcium alternatives?
- Supplement question
- gas exchange/bubble size ect.
- IO Salt Consistency?
- Do you refrigerate your testing solutions?
- Phosphate Removal
- homemade 2-part solutions
- Alkalinity out of control
- Randy or Anybody please help now my tank is crashing
- aeration ?
- Question about Craig Bingmans homemade magnesium supplement.
- How much do you get from a 4lb bag?
- Macros / phosphate
- Ionic imbalance? Please advice!
- Nitrite Removal
- Ammonia levels, 2 types?
- Reef advantage calcium by Seachem experiences wanted.
- How much damage could this do?
- Carbonate Hardness Too High
- HELP! New kind of Algae/bacteria
- Kalk Drip Raising pH. How to Stop it?
- Randys' recipe question
- I can't figure it out...
- Ferric Oxide
- How much of Randy's 2 Part do you dose?
- Large base rock ???
- ALK Levels
- Reef Advantage Calcium and Reef Builder
- Phos-Buster
- Copper monitor/probe?
- Planning 9-day vacation, could use a little help...
- Bentonite clay dessicant
- nsw TM dkh to high
- Effect of "daytime" only lighting of a Refugium
- Warner Marine CalxMax 2 pt Calcium / Alkalinity Buffer
- Tropic Marin Bio-strontium
- Skimmer offline, now PH jumps
- Hydrometer calibration
- FOUND DOW Flake anyone need any?
- Tropic Marin Pro-Reef Ca & Alk results: odd?
- question on fresh salt mix
- Scientific studies involving "Peeps"
- Diallyl disulfide
- Oxygen Tablets...What is your opinion
- Alk at 14.4?
- lugols solution
- Keep SW mixing?
- Randy! Magnesium in saltwater?
- Kent Turbo Strontium (Anhydrous Strontium Chloride)
- Initial water maturation process
- Changing water with Salt-mixed in a NSW system- Query
- pvc glue fumes settling on water surface
- Super High Iodine Levels
- digital probe prices
- Can you overdose on Ca?
- reusing iron oxide
- Randy Offline until April 26
- limewater Question
- Ozone- a few questions please
- help me fix my tank
- b ionic precipitates
- Phosphates, how to treat with no reactor?
- Calcium acetate aiding denitrification?
- Magnesium addition questions
- persistent low alk
- Long term dosing of alk and calk
- Calcium/Alkalinity
- well and ro
- salifert nitrate
- avonite reef safe?
- Ammonia/ 02/ H20 Q
- Purity of pickling lime?
- dosing randy's two part
- Home Made 2-Part Calcium Brew
- Alkalinity Calculator
- Pinpoint pH monitor callibration ?
- oxygen
- Mg levels in Instantocean
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