- Low pH Issues - help
- KH/Alk
- Quick vodka dosing question
- Just started dripping Kalk, need suggestions.
- Can I avoid precipitation on pumps and heater?
- baking baking soda
- kalk precipitating PO4
- Ph And Ro/di
- Alk and calcium ???
- Effects of high sulphate.
- Need desperate help with ph/alk..
- Rowaphos not working?
- saltwater too old?
- nitrate reducing using sugar
- I.O. + tapwater = massive precipitation?
- how do raise the orp?
- best way to dose calcium???
- Big PH drop at night
- What is the max. Ca concentration in the aquarium ?
- Copper Sulfate in pellet food...harmful for inverts?
- test kit survey
- Iodie,Iodate, and Iodine
- FW vs SW for DIY rock curing
- How long do CO2 cylinders last?
- natural water out of the gulf
- Skimcrete
- Briners Choice Calcium Chloride & NASC Chlori mag Chloride
- my parameters!!!
- RO/DI pressure question
- One last Dow flake ??
- salinity question help[
- Shelf life of dry kalk
- Is there anyone , who measured alk, Ca and Mg consumption in his tank ?
- Protein Skimming
- Will reducing Nitrates increase my Ph?
- Test results - Reef Crystals
- ALK question ... yes another one
- NEED HELP PH trouble
- Ca and Alk mixture gone to wall paper paste (Help Randy!!)
- Nightmare Chemistry!
- Psychoactive alkaloids in sea creatures...
- Dangerous Rock??
- nitrate question ??
- Pretty Easy Question on Chem
- vinagar and cyano
- Does egg-crate leach PO4?
- a curious thought on TiO2
- Chlorine and RO
- Why is my Alk high?
- Cloudy Limewater - HELP!!
- What's a GOOD source of Vitamin A???
- Is there a way to raise PH without inpacting the Alk???
- chemistry for the 5gallon sps.
- Falling Calcium
- PhosPure®
- Kalkwasser or Mrs. Wages?
- Shelf life of Test kits?
- Aqua Medic Nitrate Reductor
- Randy Offline until Aug 14
- Kalkwasser question
- How many milliliters in an ounce?
- !! Question about sulphur !!
- whats the best stuff to feed my zoo's??
- a "Dr. Randy must read" thread!
- Phosban, Carbon & Purigen
- Big pH difference Between Test Kit and pH meter
- Testing for calcium
- Rust from Magnet
- Magnesium question
- Strontium test kit
- "Alk burn"
- PH problems please help
- Problem with salt mix?
- Long story short
- Interference with Mg for Ca test kits
- Newbie Chem Questions
- SG of Fiji water is 1.019
- ORP....here we go again
- Relationship between dKH, pH & Ca
- Are these parameters ok?
- Maintaining magnesium?
- Which alk recipe raises PH?
- Can NSW be bleached?
- Borate in superbuffer dkh?
- Water params all messed up.
- Cloudy Water!
- Ozone safe material
- how to bring PH up
- I have ATO but how would I add kalk?
- C-Balance nano additive???
- Tank cosumption of Two Part
- Randy- Carbon and Phos Media suggestions...
- Looking for Carbon Users
- something is outta whack! please help
- calceam reactors
- What exactly is Kalkwasser??
- pH problems driving me crazy
- Tropic Marine vs Salifert dKh kits
- Water params again!!
- Refractometer question
- Help! Battery operated themometer fell into the tank
- 50 gallon plastic drum w/ olive oil
- Oxygen Tablets?
- Randy 3 part buying material question???
- what is the best phosphate reactor media and why
- calcium depletion?
- Hydrochloric Acid
- hardened sand bed
- how long can kalkwasser sit?
- How much RowaPhos for 90 Gallon
- question on Calcium reactor effluent
- BAD TEST or JUST ME
- Newbie Chemistry Question
- nitrate problem
- Would this carbon work ok?
- Iron and diatom growth
- What causes a skimmer to go crazy when feeding?
- Randy's 2 part
- kh salinity ?
- HCL concentration to melt/clean corralline off of PH/pumps?
- Bandage made from shrimp
- Kent Kalk mix, Mrs. Wages, or Ball Pickling lime
- Washing soda Mix
- pH of Tap Water
- Quar. tank
- Just how toxic is the stuff in a freezer pack -or- have I killed my tank
- Salinity dropping
- calcium poisoning?
- Parameters After Kalkwasser
- phosphate question
- How much kalk to add to a GEO Kalk reactor?
- Kalk Brand Recommendations
- reason for alkalinity being high?
- Randy's IO additions
- Alrighty tested with Salifert and still not good.
- salt question
- Alk problem
- Randy please help high CA
- Which test kit to believe?
- Refractometer care and cleaning
- Chemistry of Salifert KH test kit?
- Is kalk going to serve my tank?
- Phosphate remover + carbon
- Nutty Water
- Randy's 2 part
- reef chemistry books
- Fighting a loosing battle with Alkalinity
- Established reef. Why is DKH/ALK drop but not CA?
- who mixes rowaphos and carbon in the TLF reactors?
- Low pH - high air CO2
- Old Seaera pH-ORP Controller - Calibration and Controller Instruction
- Does a Test Kit Like this Exist?
- kalk and vinger
- reef fish chemistry?
- I think I made a big mistake
- Ca and Alk question
- Calcium Levels
- Does coraline like colder water or lack of a skimmer????
- PPM and mg/l
- Amount of Kalk = Amount of 2-Part?
- DI resin question
- Vinegar w/DIY rocks
- How to measure iodine levels in tank
- RO water instead of RO/DI
- Failed the Aeration Test, Now what???
- PO4 Testing/reducing question
- Reef Advantage Calcium vs. ESV B-Ionic???
- Re-use of Bleached/dried Live rock - how to prepare??
- Soda Water DIY Arragocrete repost:
- Salifert Alk test
- pm sent to randy
- Liquidow
- ro water help need a answer
- Randy, Need some help
- Kalkwasser?
- Checking Calcium Levels
- give me some advise PLEASE
- Water parameters
- Sera Test Kits
- Sea Lab Product reviews wanted
- High phosphate
- is there a device which does it?
- DIY 2-part question
- Raising Alk
- H2O question
- Having trouble with alk. using Randy's two-part
- low PH need a air pump
- ammonium chloride
- Liquid ca/mg/alk supplementation?
- Is it required to use B-ionic in equal parts?
- Diy Rox
- Question about Copper for RHF
- Red Sea Salt
- Magnesium Help/with SPS system
- What website do you use?
- Help with the next adjustment....
- 2 part epoxy question
- Kent Phosphate Sponge?
- Confused on carbon and flow
- IO Salt vs Reef Crystals
- best RO unit?
- Calcium Reactors - friend or foe?
- Pickling Lime
- coraline?
- Concentrating Kalkawasser
- New Dowflake
- Balancing Water Parameters
- Does Oxygen affect PH?
- Is it okay to use 94% calcium chloride in Randy's Part 1
- Rock Question
- Testing Lugol’s Solution with Salifert Iodine Profi-Test
- diatoms, silicates and bb tanks
- What gives... Kalkwasser.
- test kits - how often do u use them?
- Marine Snow
- LIVE sand, live rock, with a skimmer?
- PO4 testing - impossible to read readings
- Coraline question
- Nitrates - Getting Frustrated!
- Iron in the water
- still problems with ph
- Reef Crystals
- Lime Water ?
- cleaning Galaxia coral?
- Need some input on water condition
- What is Skimming?
- carbon source for bacteria?
- tropic marin test results
- How do I add epson salt to my tank to raise Mg
- cycle with or without skimmer
- Alk Value question
- Getting Started
- Oh man, problems with Coralife salt? Can this kill fish?
- Milwaukee replacement pH electrode on a Pinpoint monitor OK?
- Potassium Bromide (KBr)
- Need some HELP!!!!!
- Randy's 2 part q
- Instant Ocean copper test kit question
- could it be the water?
- what type of salt?
- New tank NOT cycling????
- looking for.... jdieck...need help
- Help! Mystery Killer??
- Please explain this to me
- Seachem no.28
- cant get cal level higher then 320
- clear this up for me
- TLF C-Balance vs. ESV B-Ionic vs. Kent Marine Nano A&B
- 2 part dosing
- help