- Seachem Adv Calcium
- Need Advice.
- Fun with Chemistry
- if you could suggest one...
- Help!! Alk too low and Calcium through the roof
- -
- B-Ionic vs C Balance
- cleaning PH probe
- Just tested my water...HELP!
- nitrate
- photosynthesis your opinion wanted!
- extremely efficient nitrogen removal via ANAMMOX cells
- DIY Chemical Test Kits
- instructions please
- Hanna tester giving weird values for Ammonia
- iodine test kits worthless ?
- Iodine & Iodide? Same Thing?
- Calcium Hydroxide. Mrs Wages or lab grade
- How much vodka to dose?
- Dosing Calc
- what test kits do I need for a reef?
- Is this normal?
- calcium level wont raise?
- What calcium/ph/alkalinity buffer should I use??
- I was told to ask for Randy.
- calcium low help.
- HELP SG reading off the chart
- Voltage problem in tank - need help??
- Removing bioball - chemestry impact question
- How do I convert these?
- need link can't find
- high alkalinity
- Cal/Alk precipitation issue
- k-balance
- Ca & dkH w/ Nilsen reactor
- AZ-no3
- False 0.25 ammonia reading?
- Strips versus liquid tests
- Stablize PH
- "Right Now" Bacteria and Aerobic Nitrate reduction
- Help with Alk please...
- Should my pH be rising?
- Can mineral water used in reef tanks?
- Help me understand
- Raising Ph?
- hydrogen peroxide
- Basic additives to coral reef tank
- "kent" nitrate reducer
- is it possable that moonlights keep ph up?
- Bio Balls / Nitrates
- Bio Balls / Nitrates
- Bio Balls / Nitrates
- Bio Balls / Nitrates
- Lab grade probes?
- Low Alk/Low Ca/high pH an issue I'm sure Randy is sick of answering
- OH! I cannot raise my reef pH!!
- Randy and all that want to learn Chemistry
- Limewater for PH
- Phosphate test kit accuracy
- Kalk on a timer question?
- Kent BioMarine Sediment
- Alll the additives whats up?
- Instant Ocean Sea Salt
- DIY ozone reactor?
- IV BAG for a Limewater dripper
- Calcium Acetate
- what I would need to do to make this sand safe to use.
- Alk at 4.45 meq and I dont know why
- BIG Help Needed. Total disaster.
- my journal dose sugar
- Is there any way to determine what elements may be in the bagged play sands?
- The use of ozonisers?
- Dendronephthya carbohydrase determination
- Question About PhosGuard
- Help raising Calcium and Alk
- Raising Magnesium Levels,keeping stable salt levels.
- What brand of strontium do you use?
- phosex and the kent phosphate remover?
- alk question.
- kalk and mag
- bleach
- Reducing Calcium without Ak Swings?
- Refugiums, CO2, calcium reactors
- help me randy....
- Low Alkalinity in make-up water
- Intermittent use of RowaPhos
- Flourish Iron for my Macroalgae?
- Phosban Reactor w/carbon
- Running phosban reactor without measuring levels
- New Tank With "Right Now" bacteria
- Kh
- pesticide dip (MG clhoride)
- Magnesium Level too low
- question about artificial reef decorations
- sea lab calcium
- Best Salt to Use
- moving 125gal into new 375gal
- Macroalgae sustained on Nitrate alone in regards to using Phos reactor
- Alk dosing question
- question about dosing sugar
- Best Salt to Use
- Hig Calcium and High Magnesium
- Digital Nitrate Tester-There coming!
- Why does Randy's recipe fizz?
- Can't wrap head around ca/alk/mg
- Easy Magnesium test kit?
- Cloudy Tank Water
- GFO's and Alkalinity
- Where does the Cl go when dosing CaCl?
- somthing interesting
- O2 Monitoring
- magnesium chloride hexahydrate?
- Is this possible??
- Magnesium Media In CA Reactor
- Recomended RO/DI units?
- reef care
- Anenome's color is it an issue?
- hydrometers.
- Protein in the diet
- Can topping off tank with H20 injure fish?
- dKH Question
- Help! Sera Test-Kit Parts Needed!!!
- Fire & Safety
- pH Spike! Help!
- Dosing Kalk + Vinegar for increasing Calcium?
- Alkalinity monitor - why not?
- ph
- pH vs. Kalk Drip Question for Randy
- I have a Phosphate problem
- Iron?
- Cyano problem - 0 nitrate & 0 phosphate??
- Can I finish off B part
- Mixing kalk and baking soda
- Is dosing mag weekly unusual?
- PPM calculation?
- Confused about dKH (hardness vs alkalinity)
- Potasium Permanganate for cleaning
- cheato
- calcium reactor not meeting cal demand?
- Advise on stailess steel
- Q for Randy
- Calc drop, Alk and Mag ok.
- Alk revisted..
- Dissolving magnesium chloride
- new tank old LR
- Randy please help
- Dosing Pumps
- Magnesium, topoff water, and kalk reactor.
- What do I do with the risidual Kalk at the bottom?
- i tested my kh wrong...help! immediatly
- calcifications rates
- Brand of salt related to PH problems?
- Alkalinity and Calcium Usage
- Is this true?
- testing for calcium levels
- Alk/Calcium Problem
- pH swings
- Which phosphate kit to get?
- RO pH
- Need help with Randy's 2 parts.
- activated carbon
- Calcium Acetate?
- How to keep Livesand alive for 3 weeks?
- Cycling water from the ocean
- alkalinity
- LR sitting in a closed bucket of SW 3 weeks = ??
- dendronephthya/carbohydrase/nucleic acids
- ozone
- mag flake vs. mag pellet
- OOOppps!!! I just overdosed Kalk
- Precipitate
- kalkwasser
- Water Params outta kilter.....
- Help - Calcium extremely high
- aHHH!!! darn salt!
- High Calcium readings
- Skimmer not producing bubbles, need help!
- Salifert Calcium Test Help
- Briners Grade Calcium Chloride
- MAG Flake Manufacturer Claims about Suitability
- sulphur reactors
- Coral line algae
- What Do You Think About This
- Copper removal products
- pH Question
- Why Purple Up does work???
- What time to dose Kalk?
- cal reactor vs just kalk
- DIY Additives
- how do i bring down my carbonate hardness?
- Tropic Marin Salt not silicate free!!!
- lowering alkalinity?
- recommended test kits
- Benefit of Kalk
- LR contaminated?
- Sodium Carbonate Additions For pH????
- A suggestion to those that dose carbon.
- zeolite in reef tank
- Optimal use of calcium reactor
- anyone out there try there product ?
- Dupont calcium hardness increaser
- I made a BIG mistake
- sand clumping...
- printing
- Alkalinity not stable
- 2 water movement questions
- Fix ALK or CA first?
- Dosing Randy's 2 part
- Chemical Reference Standards for Testing Test Kits
- questions
- kalk storm
- It snowed in my sump?
- How much Randy's 2 part at one time
- ozonisers/redox and orp.
- Refugium Question
- phosphate in rainwater?
- silica removal ?
- Do you have to use a Kalk reactor?
- Why can't I figure this out???
- Auto top off-Which one?
- How toxic are boxfish??
- curious...
- carbonate hardness to alk conversion
- New genera of light-Sulphur lighting
- False Reading Salifert Ca Test
- really odd water parameters, something that I didnt even think possible
- another question Randy...sorry!
- Very low ph-6.32
- Aptasia problem
- Is this common?
- How fast can I raise Alk?
- Zeolites and diatom growth
- very diluted kalkwasser: Can I add it rapidly to my tank?
- What are common Reef tank chemical levels?
- Going on vacation. Need easy way to maintain cal/alk
- Calcium Chloride Search
- which photometers let you test saltwater
- Weird PH fluxuation?
- My feather caulerpa stopped growing and hair algae is everywhere
- Vinegar to limewater?
- my water is pee yellow!
- Lime water magnesium help
- Warning about Ocean Pure Pro Salt!
- Amount of Kalk to smother Aiptasia
- 2 Questions for Randy about the improved 2 part
- would iron filings work as an additive
- What is your drinking waters PPM
- Kalk to use or not?
- Fish ready?
- Kalk question??