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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. Randy Holmes-Farley
    Locked Sticky

    Reef Chemistry Calculators

    Randy Holmes-Farley, Sep 14, 2014
    Replies:
    1
    Views:
    11,124
    Randy Holmes-Farley
    Randy Holmes-Farley
    Mar 19, 2018
  3. revhtree
    Sticky

    Aquarium Chemistry Question? Ask the Doctor!

    revhtree, Mar 22, 2016 ... 8 9 10 11 12
    Replies:
    235
    Views:
    16,135
    Randy Holmes-Farley
    Randy Holmes-Farley
    Mar 18, 2018
  4. Randy Holmes-Farley
    Sticky

    Tips on how to ask questions!

    Randy Holmes-Farley, Mar 1, 2018
    Replies:
    12
    Views:
    864
    Mike Reef Addict
    Mike Reef Addict
    Mar 11, 2018
  5. Randy Holmes-Farley
    Sticky

    Reef Chemistry Question of the Day Archive

    Randy Holmes-Farley, Jan 5, 2016
    Replies:
    10
    Views:
    4,986
    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:
    2,156
    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:
    17,361
    Randy Holmes-Farley
    Randy Holmes-Farley
    Sep 29, 2014
  8.   » Normal Threads
  9. ksed

    Brute

    ksed, Apr 22, 2018 at 11:13 AM
    Replies:
    4
    Views:
    84
    ksed
    ksed
    Apr 23, 2018 at 3:00 PM
  10. Randy Holmes-Farley

    Reef Chemistry Question of the Day #262 Oxygen in a Shipping Bag

    Randy Holmes-Farley, Apr 23, 2018 at 9:30 AM
    Replies:
    6
    Views:
    78
    SDReefer
    SDReefer
    Apr 23, 2018 at 2:38 PM
  11. Randy Holmes-Farley

    Reef Chemistry Question of the Day #261 DIY Heat Pack

    Randy Holmes-Farley, Apr 22, 2018 at 12:09 PM
    Replies:
    4
    Views:
    108
    Chuk
    Chuk
    Apr 23, 2018 at 2:31 PM
  12. nstuber3956

    Co2 scrubber

    nstuber3956, Apr 21, 2018 at 3:32 PM
    Replies:
    13
    Views:
    154
    nstuber3956
    nstuber3956
    Apr 23, 2018 at 1:53 PM
  13. reefer4816

    Anyone use calcium nitrate?

    reefer4816, Nov 14, 2017
    Replies:
    6
    Views:
    164
    Randy Holmes-Farley
    Randy Holmes-Farley
    Apr 23, 2018 at 1:32 PM
  14. jason2459

    Triton vs. Aquamedic AWT vs. Hobbyist kits API Salifert Elos RedSea Hanna etc

    jason2459, Nov 23, 2015 ... 2 3 4
    Replies:
    78
    Views:
    4,835
    Pbh-reef
    Pbh-reef
    Apr 23, 2018 at 1:26 PM
  15. Randy Holmes-Farley

    Reef Chemistry Question of the Day #260 Loss of Elements by Evaporation

    Randy Holmes-Farley, Apr 21, 2018 at 4:45 PM
    Replies:
    11
    Views:
    216
    bluewill
    bluewill
    Apr 23, 2018 at 11:02 AM
  16. tokigami

    triton results tin and chromium very high maybe from bad water source water?

    tokigami, Apr 22, 2018 at 2:00 PM
    Replies:
    15
    Views:
    102
    tokigami
    tokigami
    Apr 23, 2018 at 9:57 AM
  17. Snuggs

    Metal shard in SPECIAL GRADE ARAG-ALIVE! LIVE REEF SAND

    Snuggs, Apr 22, 2018 at 5:11 PM
    Replies:
    4
    Views:
    134
    Randy Holmes-Farley
    Randy Holmes-Farley
    Apr 23, 2018 at 8:00 AM
  18. Rglad91

    Alk testing?

    Rglad91, Apr 22, 2018 at 3:23 PM
    Replies:
    14
    Views:
    154
    Randy Holmes-Farley
    Randy Holmes-Farley
    Apr 23, 2018 at 7:49 AM
  19. reeferbuddy215

    using red sea foundations pro abc plus

    reeferbuddy215, Feb 4, 2017
    Replies:
    5
    Views:
    318
    Randy Holmes-Farley
    Randy Holmes-Farley
    Apr 23, 2018 at 7:43 AM
  20. taricha

    Experiment: Trace Element Limitation in Reef Tank?

    taricha, Apr 15, 2018 ... 2 3 4
    Replies:
    73
    Views:
    1,755
    Randy Holmes-Farley
    Randy Holmes-Farley
    Apr 23, 2018 at 7:40 AM
  21. GenericReefer

    Element Usage for soft corals

    GenericReefer, Apr 22, 2018 at 10:26 PM
    Replies:
    2
    Views:
    57
    Randy Holmes-Farley
    Randy Holmes-Farley
    Apr 23, 2018 at 7:05 AM
  22. Daniel Decourt

    Refugium and the risk of reducing nitrates too much

    Daniel Decourt, Apr 16, 2018 ... 2
    Replies:
    26
    Views:
    662
    Randy Holmes-Farley
    Randy Holmes-Farley
    Apr 23, 2018 at 7:03 AM
  23. glennf

    The DSR Method (Dutch Synthetic Reefing)

    glennf, Jun 7, 2014 ... 29 30 31 32 33
    Replies:
    647
    Views:
    78,240
    laverda
    laverda
    Apr 23, 2018 at 2:54 AM
  24. downset21

    Hannah phos checker timing

    downset21, Apr 20, 2018 at 7:47 PM ... 2
    Replies:
    26
    Views:
    322
    saf1
    saf1
    Apr 22, 2018 at 8:41 PM
  25. BigJohnny

    Accuracy of Phosphate ICP analysis

    BigJohnny, Apr 17, 2018 at 9:49 AM ... 2 3
    Replies:
    46
    Views:
    712
    BigJohnny
    BigJohnny
    Apr 22, 2018 at 6:00 PM
  26. Randy Holmes-Farley

    Reef Chemistry Question of the Day #259 The Incredible Feedback Loops of Reef Chemistry

    Randy Holmes-Farley, Apr 13, 2018
    Replies:
    15
    Views:
    286
    MnFish1
    MnFish1
    Apr 22, 2018 at 5:21 PM
  27. Fishfinder

    Cologne in tank

    Fishfinder, Apr 22, 2018 at 2:03 PM
    Replies:
    17
    Views:
    221
    Randy Holmes-Farley
    Randy Holmes-Farley
    Apr 22, 2018 at 4:48 PM
  28. Rick Strauss

    Randy’s two part usage?

    Rick Strauss, Apr 21, 2018 at 11:23 AM
    Replies:
    4
    Views:
    104
    Rick Strauss
    Rick Strauss
    Apr 22, 2018 at 1:56 PM
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