- Brown Cyano?
- Dowflake and Magflake
- Satruated salt solution??
- Is It Necessary To Blow Off Your Live Rock
- Alkalinty and Calcium Advice
- Overshot PH, how long to drop
- alkalinity mystery
- Randys three part?
- What, exactly, is DI water and how is it different than RO water?
- Designing a frag tank
- What would you do?
- Randys 2 part substitution
- Some of the Best Refractometers?
- Did I prepare my saltmix water correctly?
- New TDS meter has me all confused
- Ca++ at 465 without any additives or reactor?
- Can pH calibration fluid be re-used/stored?
- Magnesium Question
- Phyto, brine shrimp, ammonia testing.
- I have a good one for you...
- Nitrate Nitemare
- low ph, high ca and alk?
- Cheney Lime Company - safe to use their Calcium Hydroxide?
- a quick carbon question
- Salifert Sr Test Color Change Question
- Relationship between pH mV reading and ORP mV
- Question about new kalk setup
- raising pH without raising alk?
- Ca high / Alk low ???
- DIY Two-Part Cal and Alk Supp on an 850gal...
- How do I raise my Alk?
- New Nitrate Reactors....what's their story?
- randy's two part
- re: alk/ca readings, should I..?
- Cleaning magnets = stray current?
- help, skimmer overflowing for a week now!
- Charcoal
- Reusing Phosban?
- How should I go about using Bio-Spira on my new tank?
- Is this a correct RO/DI plumbing?
- Salifert Ca test kit question
- GFO and GAC in Canister filter (like Randy's)
- Need to change salinity ...
- RO membrane configuration
- Alkalinity and calcium problem
- clear this up for me please
- Why should I use a two part additive?
- Randy, Useing Phosban now
- Uh oh--Iodine Help Please!
- Carbon
- Continuing to see Nitrite in established tank?
- Question for Randy not sure which forum this belongs in
- accidental over dosage of buffer
- Flatworm Exit - Salifert
- Hydrogen Sulfide?
- Blue Life Phosphate Control...
- Uv light destroys coral chemicals?
- Car battery under the stand
- Vodka
- Do I Need a Powerhead For My Kalkwasser?
- Do you Buffer RO/DI Topoff Water?
- sulphur reactor initial set up
- Gradual introduction of SeaGel?
- Can't seem to raise calcium
- Kent Liquid Reactor
- Kalk Reactor Question
- tank ODed on kalk
- mixing kalkwasser?
- activated carbon question
- chemical testing system
- Spectrum of my t5 blues pic.
- Are Red Sea test Kits OK for Phosphate and Nitrate?
- Vitamins
- chemistry quiz?
- Salinity conversion chart for 75 degrees?
- Adding ca to salt mix
- best/cheapest place to buy lime for limewater
- kalk & 2-part, magnesium question
- RO/DI and PO4
- Cyano problems? HELP
- My Levels
- Dosing C-Balance
- Get confused with Randy's article.
- Trying ot keep alkalinity stable
- Strontium level low
- carbon question
- does this work?: mixing saltwater to use in under 5 minutes using drill/propeller?..
- Phosphate Reactors
- My HA problem
- Old Limewater
- storing old water for new tank
- micro algae
- kalk resevoir - will it stay saturated with an ATO?
- Calibration for hyposalinity
- Magnesium Top Up
- New article posted: Refractometers and Salinity Measurement
- B-Ionic
- Making the most out of color-based test kits.
- Salifert Ca Test- What is "clear blue"?
- Water Quality Disaster! Batteries and Salt Water
- Still fighting DINOS i have some more??????
- Water Changes
- Properly Run Carbon/GFO Media
- New to Phosban Have Questions
- Ph balance question
- Another Question About Kalk!
- sargassum poisonous?
- Gfo/pfo?
- Probably a repeat ?
- ammonia and nitrate concentrations of the oceans
- kents turbo calcium
- AK dropping - need Mg?
- Randys Recipe 1 or 2?
- ph stays low, all other parameters seem okay, whats happening?
- testing alk.
- Use Randy's two part additive instead of kalk?
- RO filter issues
- Strange calcium reactor issues
- High ALK BOGUS!
- Looking for balance Ca/Mg/dKH
- Vodka to sugar conversion
- levamasole
- Salt made a difference?
- If I have to Raise Alk ONLY
- Phosphate remover
- Test readings
- Randy - tropic marin pro salt question
- DKH is way too high
- RO/DI Basics...is there a thread out there
- Test Kits
- Increased calcium=increased calcification
- MgCl2 supplement
- Hypothetical question regarding pre-mixed saltwater
- High pH
- Salt mix
- alk issue on new tank
- RO membrane break in period ?
- Auto Topoff through Kalkwasser stirrer
- nitrate reactor
- Copper question
- Urgent help on 2-part forumula please
- Randy, Interested in your opinion on HGH thread SPS Forum
- OK where can I buy this MAG (DSW) stuff at?
- Alk swings
- Skimming
- Time of day to dose?
- ALK and CA Dosing w/b-ionic
- Does Temperature Affect Limewater?
- Alk precipitate in low tank pH jug?
- How do you lower alk?
- mag too low what to do??
- Buffer in auto topoff
- GFO Questions
- ounce is equatl to ?
- rhf 2 part prestone?
- Question for Randy on active carbon
- cleaning LS
- A few questions about Colorimeter use
- test kits
- Kalwasser and bringing up Dkh
- Poly Ox
- Wow, my tests parameters are messed up!
- Raising PH with a controller?
- few questions
- Help With Alk
- micron rating in stages, of reverse osmosis...
- How long should I wait?
- Mixing Limewater
- Pre TDS meter snafu
- ESV two part B-Ionic
- How deep for fuge?
- Need help fast
- Liquid phosphate removals
- Low range phosphate tests
- Blue Life Phosphate Control
- 2 pages "?"
- Need a little test kit help.
- Safe Specific Gravity?
- uh-oh?
- Help!!!!!!!ALK sky high Ca zip
- Dosing baking soda & calcium together
- what lime to use?
- limewater
- My numbers are sky high, should I turn off my reactor?
- DO levels
- Abiotic precip vs. Coraline
- O3 reaction with other additives ?
- Hair algae problem
- ph
- ph
- RO/DI bottom line costs
- confused....testing
- kalk w/ vineger?
- Help with Magnesium Levels
- pH testing
- Phosphate
- Chasing my levels on a new system
- sulphur denitrator
- WMR PHOSaR
- Values out of the Ca Reator
- optimal water for disease control
- salt
- complete control
- Stop using two parts and switch to limewater.
- Mostly Kalk, occasional 2 part OK?
- continuous water changes
- Is this a symptom of low calcium on coralline algae?
- What to do with PH? UP and DOWN..
- remove calcium deposits
- carbon recycling
- When a extensive power outage occurs is this an option
- A few general questions......
- Is it calcium precipitate?
- Diatom filter
- Going To Try 2part Need Advice
- is this right?
- Cloudy Water...
- Quick question about cyno
- red/purple algae on glass
- How much can I safely adjust alkalinity?
- same pumps for both
- Help. Im so confused.
- Decreased ORP After Water Change: Why?
- kalk reactor vs calcium reactor
- Help with Hach Calcium test
- Randy, your thoughts on this thread?
- hyposalinity question
- Using baking powder long term
- Nitrate reduction
- lime water
- another PH question
- Resins in Chemi Pure
- Zeovit/Prodibio in a mixed reef?
- MgCl2.6H2O
- TDS Meter / Copper test
- lime water mix with ro or tap
- to supplement or not??
- PO$ reduction ?????
- ESV b-ionic & copper
- stucco/mortar mix and gray surface bonding cement for diy rock
- Just a notice!
- Water quality test strips
- Alkalinity
- Home Made Magnesium
- How bad is Mg = 1100 ppm
- Ca/Alk - I must be doing something wrong
- calcium
- Biolite ?
- Dinoflagellates
- Calcium Question