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Reef Chemistry by Randy Holmes-Farley

Need some help with the chemistry aspect of your aquarium or have some knowledge you would like to share? Please start a new topic. This forum is moderated by Randy Holmes-Farley.


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  2. revhtree
    Sticky

    Aquarium Chemistry Question? Ask the Doctor!

    revhtree, Mar 22, 2016 ... 11 12 13 14 15
    Replies:
    295
    Views:
    24,607
    Luiz Cancino
    Luiz Cancino
    Feb 20, 2019 at 7:28 PM
  3. Randy Holmes-Farley
    Sticky

    Reef Chemistry Question of the Day Archive

    Randy Holmes-Farley, Jan 5, 2016
    Replies:
    12
    Views:
    7,397
    Randy Holmes-Farley
    Randy Holmes-Farley
    Feb 3, 2019
  4. Randy Holmes-Farley
    Sticky

    Tips on how to ask questions!

    Randy Holmes-Farley, Mar 1, 2018
    Replies:
    13
    Views:
    3,093
    Victoria M
    Victoria M
    Apr 29, 2018
  5. Randy Holmes-Farley
    Locked Sticky

    Reef Chemistry Calculators

    Randy Holmes-Farley, Sep 14, 2014
    Replies:
    1
    Views:
    14,738
    Randy Holmes-Farley
    Randy Holmes-Farley
    Mar 19, 2018
  6. revhtree
    Sticky

    Welcome Triton as the official sponsor of the R2R Chemistry forum!

    revhtree, Aug 22, 2017
    Replies:
    14
    Views:
    3,989
    Duhnk
    Duhnk
    Oct 4, 2017
  7. Randy Holmes-Farley
    Locked Sticky

    Randy's Reef Chemistry Articles

    Randy Holmes-Farley, Sep 29, 2014
    Replies:
    0
    Views:
    22,234
    Randy Holmes-Farley
    Randy Holmes-Farley
    Sep 29, 2014
  8.   » Normal Threads
  9. Scorchx1245

    Red sea Phosphate test kit reading zero?

    Scorchx1245, Feb 18, 2019 at 3:17 PM
    Replies:
    9
    Views:
    73
    Scorchx1245
    Scorchx1245
    Feb 22, 2019 at 9:07 AM
  10. Biglurr54

    Best Method to Crystal Clear Water

    Biglurr54, Feb 20, 2019 at 4:39 PM
    Replies:
    8
    Views:
    143
    Biglurr54
    Biglurr54
    Feb 22, 2019 at 8:57 AM
  11. Rick Mathew
    Article

    TEST METER FOR TESTING NITRATES

    Rick Mathew, Dec 23, 2018 ... 3 4 5 6 7
    Replies:
    123
    Views:
    3,690
    Philipgonzales3
    Philipgonzales3
    Feb 22, 2019 at 8:29 AM
  12. Tangina20

    Less fequent water change with skimmer?

    Tangina20, Feb 22, 2019 at 12:36 AM
    Replies:
    2
    Views:
    51
    Tangina20
    Tangina20
    Feb 22, 2019 at 8:12 AM
  13. glennf

    The DSR Method (Dutch Synthetic Reefing)

    glennf, Jun 7, 2014 ... 34 35 36 37 38
    Replies:
    757
    Views:
    93,477
    Matevz Savarin
    Matevz Savarin
    Feb 22, 2019 at 5:32 AM
  14. BigJohnny

    GFO basically useless in very high phosphate environment?

    BigJohnny, Oct 7, 2018 ... 2 3
    Replies:
    56
    Views:
    1,492
    BigJohnny
    BigJohnny
    Feb 22, 2019 at 1:08 AM
  15. Diznaster

    How fast will rock leach or bind PO4 to reach equilibrium

    Diznaster, Feb 11, 2019 ... 2
    Replies:
    23
    Views:
    393
    TitanCi
    TitanCi
    Feb 22, 2019 at 1:06 AM
  16. Rst

    Lanthanum Chloride Questions

    Rst, Aug 26, 2018 ... 2 3
    Replies:
    40
    Views:
    765
    Dr. Reef
    Dr. Reef
    Feb 22, 2019 at 12:16 AM
  17. incloud design

    Last Call Before Tearing Down Tank

    incloud design, Feb 16, 2019 at 10:44 PM ... 2 3 4 5 6
    Replies:
    104
    Views:
    2,336
    KenO
    KenO
    Feb 21, 2019 at 11:27 PM
  18. Oaken

    Received my ICP test in today. Help me

    Oaken, Feb 1, 2019
    Replies:
    2
    Views:
    98
    Oaken
    Oaken
    Feb 21, 2019 at 10:12 PM
  19. Rickyrooz

    Poor SPS Coloration, ICP Test & Pics Included

    Rickyrooz, Sep 10, 2017 ... 2 3
    Replies:
    48
    Views:
    3,310
    Rickyrooz
    Rickyrooz
    Feb 21, 2019 at 9:12 PM
  20. SaracensRugby

    Sodium Nitrate from Loudwolf question

    SaracensRugby, Feb 21, 2019 at 8:05 PM
    Replies:
    1
    Views:
    22
    MTBake
    MTBake
    Feb 21, 2019 at 8:09 PM
  21. Chris Romani

    New 125g reef tank cycle

    Chris Romani, Feb 21, 2019 at 1:32 PM
    Replies:
    5
    Views:
    58
    Brad Miller
    Brad Miller
    Feb 21, 2019 at 5:08 PM
  22. oldfishman

    Advice needed on green hair algae

    oldfishman, Feb 21, 2019 at 12:46 PM
    Replies:
    11
    Views:
    126
    DHill6
    DHill6
    Feb 21, 2019 at 5:06 PM
  23. Coastie Reefer

    Aquaforest Test Kits

    Coastie Reefer, Feb 21, 2019 at 11:46 AM
    Replies:
    2
    Views:
    30
    Ash321
    Ash321
    Feb 21, 2019 at 3:25 PM
  24. Gourami Swami

    Which of these 2-parts woud you use?

    Gourami Swami, Feb 17, 2019 at 1:11 PM
    Replies:
    7
    Views:
    150
    SaracensRugby
    SaracensRugby
    Feb 21, 2019 at 2:44 PM
  25. lolgranny

    Interceptor /milbemycin oxime

    lolgranny, Feb 21, 2019 at 12:07 AM
    Replies:
    1
    Views:
    30
    EmdeReef
    EmdeReef
    Feb 21, 2019 at 9:41 AM
  26. Alfie Hayward

    If water has 0 TDS is it okay?

    Alfie Hayward, Feb 21, 2019 at 8:01 AM
    Replies:
    2
    Views:
    60
    Captain Quint
    Captain Quint
    Feb 21, 2019 at 8:04 AM
  27. Duncan Tse

    High calcium and low alkalinity

    Duncan Tse, Feb 20, 2019 at 1:16 AM
    Replies:
    4
    Views:
    106
    Duncan Tse
    Duncan Tse
    Feb 21, 2019 at 12:36 AM
  28. Beats001

    Copper at 25 mg/l in ICP

    Beats001, Feb 18, 2019 at 4:22 AM ... 2
    Replies:
    22
    Views:
    190
    Reefer963
    Reefer963
    Feb 20, 2019 at 11:35 PM
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