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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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  1.   » Sticky Threads
  2. revhtree
    Sticky

    Aquarium Chemistry Question? Ask the Doctor!

    revhtree, Mar 22, 2016 ... 9 10 11 12 13
    Replies:
    243
    Views:
    17,915
    Randy Holmes-Farley
    Randy Holmes-Farley
    Jun 12, 2018
  3. Randy Holmes-Farley
    Sticky

    Tips on how to ask questions!

    Randy Holmes-Farley, Mar 1, 2018
    Replies:
    13
    Views:
    1,347
    Victoria M
    Victoria M
    Apr 29, 2018
  4. Randy Holmes-Farley
    Locked Sticky

    Reef Chemistry Calculators

    Randy Holmes-Farley, Sep 14, 2014
    Replies:
    1
    Views:
    11,915
    Randy Holmes-Farley
    Randy Holmes-Farley
    Mar 19, 2018
  5. Randy Holmes-Farley
    Sticky

    Reef Chemistry Question of the Day Archive

    Randy Holmes-Farley, Jan 5, 2016
    Replies:
    10
    Views:
    5,488
    Randy Holmes-Farley
    Randy Holmes-Farley
    Oct 16, 2017
  6. revhtree
    Sticky

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

    revhtree, Aug 22, 2017
    Replies:
    14
    Views:
    2,551
    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:
    18,324
    Randy Holmes-Farley
    Randy Holmes-Farley
    Sep 29, 2014
  8.   » Normal Threads
  9. robert829

    Vodka Dosing killing my entire tank!!!!

    robert829, Nov 21, 2014 ... 2
    Replies:
    33
    Views:
    8,366
    DarkSky
    DarkSky
    Jun 19, 2018 at 12:12 PM
  10. Johnson556

    Alk Solution Turned Brown?

    Johnson556, Jun 19, 2018 at 9:15 AM
    Replies:
    4
    Views:
    41
    Johnson556
    Johnson556
    Jun 19, 2018 at 11:58 AM
  11. griff500

    Tungsten at 2.88 µg/l

    griff500, Jun 19, 2018 at 8:46 AM
    Replies:
    6
    Views:
    43
    griff500
    griff500
    Jun 19, 2018 at 11:26 AM
  12. KJoFan

    ATI ICP Results...did I find the culprit??

    KJoFan, Jun 15, 2018 at 10:34 PM ... 2
    Replies:
    32
    Views:
    601
    Randy Holmes-Farley
    Randy Holmes-Farley
    Jun 19, 2018 at 11:18 AM
  13. Hagop J Gyurunyan
    Redirect

    What type of clownfish?

    Hagop J Gyurunyan, Jun 19, 2018 at 10:56 AM
    Replies:
    –
    Views:
    –
    N/A
  14. reefmann

    Randy's Alk part ?

    reefmann, Jun 19, 2018 at 9:25 AM
    Replies:
    4
    Views:
    40
    Randy Holmes-Farley
    Randy Holmes-Farley
    Jun 19, 2018 at 10:51 AM
  15. Kevin D

    Calcium rises by itself

    Kevin D, Jun 18, 2018 at 8:21 AM ... 2
    Replies:
    20
    Views:
    192
    ajm83
    ajm83
    Jun 19, 2018 at 9:34 AM
  16. brad65ford

    Beyond 0 TDS what is not measured, possible other reason for unsucessful reefing

    brad65ford, Jun 18, 2018 at 9:18 PM
    Replies:
    11
    Views:
    139
    Randy Holmes-Farley
    Randy Holmes-Farley
    Jun 19, 2018 at 9:26 AM
  17. Tmmste

    Fe(II)citrate

    Tmmste, Jun 5, 2018
    Replies:
    15
    Views:
    180
    Randy Holmes-Farley
    Randy Holmes-Farley
    Jun 19, 2018 at 7:27 AM
  18. bubbaque

    How is ph so low?

    bubbaque, Feb 25, 2017 ... 2
    Replies:
    23
    Views:
    524
    Randy Holmes-Farley
    Randy Holmes-Farley
    Jun 19, 2018 at 7:13 AM
  19. fishbox

    Disodium Phosphate dosing calculator?

    fishbox, Jun 15, 2018 at 10:53 PM
    Replies:
    10
    Views:
    121
    DiZASTiX
    DiZASTiX
    Jun 19, 2018 at 4:36 AM
  20. sundog101

    No Algae? How Is This Possible?

    sundog101, Mar 17, 2017 ... 2 3 4 5
    Replies:
    89
    Views:
    5,766
    Scott Campbell
    Scott Campbell
    Jun 19, 2018 at 1:47 AM
  21. saullman

    Nitrates are too high

    saullman, Jun 18, 2018 at 11:24 AM
    Replies:
    14
    Views:
    156
    saullman
    saullman
    Jun 18, 2018 at 10:34 PM
  22. Engloid

    baking soda to raise alk

    Engloid, Jun 8, 2017 ... 2
    Replies:
    34
    Views:
    792
    Flippers4pups
    Flippers4pups
    Jun 18, 2018 at 9:53 PM
  23. mdd1986

    balancing PO4 and NO3

    mdd1986, Jun 13, 2018 at 7:50 PM ... 2
    Replies:
    27
    Views:
    620
    Seminoles76
    Seminoles76
    Jun 18, 2018 at 8:59 PM
  24. csb123

    Post your DIY additives here!

    csb123, Dec 15, 2017 ... 2 3 4
    Replies:
    69
    Views:
    2,598
    csb123
    csb123
    Jun 18, 2018 at 5:14 PM
  25. csb123

    DIY Bromine supplement?

    csb123, Jun 18, 2018 at 2:10 PM
    Replies:
    2
    Views:
    42
    csb123
    csb123
    Jun 18, 2018 at 5:11 PM
  26. esse

    Calibrating Orion 128

    esse, Jun 16, 2018 at 10:21 AM
    Replies:
    7
    Views:
    78
    Randy Holmes-Farley
    Randy Holmes-Farley
    Jun 18, 2018 at 3:32 PM
  27. taricha

    Accurate NO3 Test with Hanna ULR P Checker

    taricha, May 5, 2018 ... 2 3
    Replies:
    56
    Views:
    2,511
    Rick Mathew
    Rick Mathew
    Jun 18, 2018 at 3:24 PM
  28. ksed

    Calcium Nitrate

    ksed, Jun 18, 2018 at 10:09 AM
    Replies:
    2
    Views:
    32
    ksed
    ksed
    Jun 18, 2018 at 2:06 PM
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