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Forum: Chemistry 201

Moving beyond the basics - stains, scaling, borates, indoor pools, CSI, and more. Discuss chemistry in a little more depth and address less common problems.

  1. Sticky Thread Sticky: Borates - Why and How

    Started by JasonLion, 04-08-2015 08:05 AM
    • Replies: 19
    • Views: 24,644
    05-24-2015, 09:37 PM Go to last post
  2. Sticky Thread Sticky: Chlorine/CYA Chart

    Started by chem geek, 08-06-2007 10:40 PM
    5 Pages
    1 2 3 4 ... 5
    • Replies: 83
    • Views: 201,270
    05-21-2015, 08:59 PM Go to last post
  1. New borate drop test at piscines-apollo vs. test strip

    Started by rcy, 06-25-2011 08:33 PM
    6 Pages
    1 2 3 4 ... 6
    • Replies: 108
    • Views: 26,819
    Yesterday, 09:53 PM Go to last post
  2. Question Brown Stains and Phosphates

    Started by HSSS, 12-01-2016 11:46 AM
    • Replies: 1
    • Views: 87
    12-01-2016, 12:19 PM Go to last post
  3. Trouble with cloudy water

    Started by texasgirl10, 11-27-2016 02:18 AM
    • Replies: 9
    • Views: 854
    11-28-2016, 11:12 AM Go to last post
    • Replies: 13
    • Views: 672
    11-27-2016, 04:51 PM Go to last post
  4. Ascorbic Acid Treatment

    Started by HSSS, 11-12-2016 01:53 PM
    • Replies: 4
    • Views: 412
    11-13-2016, 06:24 AM Go to last post
  5. Black spot after Vitamin C tablet (Complicated)

    Started by MarkGLN, 10-20-2016 08:19 PM
    2 Pages
    1 2
    • Replies: 37
    • Views: 1,384
    11-09-2016, 12:54 PM Go to last post
  6. Grey spots on bottom and sides of plaster pool

    Started by sandeeret, 11-03-2016 06:09 PM
    • Replies: 18
    • Views: 505
    11-08-2016, 12:54 PM Go to last post
  7. Light gray stains

    Started by FLPoolDIY, 11-02-2016 08:20 AM
    • Replies: 13
    • Views: 459
    11-06-2016, 03:23 PM Go to last post
  8. Scale, I need help please

    Started by Lykly, 06-22-2016 05:28 PM
    12 Pages
    1 2 3 4 ... 12
    • Replies: 233
    • Views: 9,330
    11-05-2016, 06:59 AM Go to last post
  9. Question pH rising due to aeration?

    Started by RGS, 10-18-2016 12:18 PM
    • Replies: 4
    • Views: 321
    11-02-2016, 12:04 AM Go to last post
  10. Algae Spots w/ FC of 4-8

    Started by Matchless1, 10-27-2016 08:07 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 575
    10-28-2016, 06:24 PM Go to last post
  11. Combined Chlorine

    Started by rivermobster, 10-11-2016 10:03 PM
    2 Pages
    1 2
    • Replies: 32
    • Views: 1,305
    10-28-2016, 05:27 PM Go to last post
  12. White Powder, High CH but CSI Ok?

    Started by PoolFlunkie, 10-21-2016 02:14 PM
    • Replies: 7
    • Views: 316
    10-26-2016, 06:25 PM Go to last post
  13. Used flocculant with no "Waste" option . . . . help?

    Started by TCruz, 10-11-2016 06:38 PM
    • Replies: 11
    • Views: 529
    10-25-2016, 06:59 AM Go to last post
    • Replies: 3
    • Views: 223
    10-24-2016, 12:14 PM Go to last post
  14. Understanding CSI boundaries

    Started by Ronald U., 10-22-2016 08:21 PM
    • Replies: 1
    • Views: 121
    10-22-2016, 08:34 PM Go to last post
  15. Generic DPD powder vs. Taylor Brand

    Started by sewpergreen, 10-13-2016 01:06 PM
    • Replies: 6
    • Views: 242
    10-13-2016, 02:36 PM Go to last post
  16. Post Hurricane clean-up

    Started by Griswald, 10-11-2016 12:10 PM
    • Replies: 1
    • Views: 119
    10-11-2016, 09:45 PM Go to last post
  17. Organic stains and pucks

    Started by MarkGLN, 10-07-2016 07:56 PM
    • Replies: 5
    • Views: 275
    10-11-2016, 02:11 PM Go to last post
  18. pH and liquid chlorine

    Started by HTefay, 10-06-2016 05:40 PM
    • Replies: 6
    • Views: 321
    10-06-2016, 09:36 PM Go to last post

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