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  1. New Article Posted : Sea Urchins: A Chemical Perspective
  2. Randy, can ferric oxide be recharged? Carbon media?
  3. vinegar + what = bubbles?
  4. waterchange less system
  5. .05 Nitrite - why won't you leave me alone?
  6. Can Amquel Plus go bad?
  7. affect of carbonate on sps calcification
  8. Question about glue.
  9. copper in my system
  10. water change studies
  11. What's next in Reef Aquarium Technology
  12. Nutrient Export
  13. Measuring < .02 ppm phosphates.
  14. Raising Magnesium
  15. Formula for CO2 from pH and dKH
  16. phosban question????
  17. Reactor,Alk,PH and Kalkwasser
  18. Low Alk
  19. calcium problem
  20. Trying to raise PH&ALK, going down instead
  21. Strange Fish Loss after swap from 55-100 Gal
  22. Ca Reactor Alkalinity??
  23. nitrates dropped like hell...
  24. Where to buy dow flake in the NY metro ara?
  25. Safe to use Lepages plastic model cement ??
  26. Refracto... Which is good?
  27. Nitrate reduction going VERY SLOWLY (if at all)
  28. OT: Anti-Obesity Drug that I've been working on enters clinic
  29. need a good test kit.
  30. Balanced addition of Calcium and alkalinity
  31. Hydrogen Sulfide
  32. Salinity Issues
  33. I've done it again. I NEED HELP!
  34. Calcium ???????
  35. When to start adding Kalk?
  36. Generic Phosphate Remover?
  37. Kalk?
  38. Ca Calculation for semi DYI 2 part
  39. Low alk and k-reactor
  40. Hydrated Lime???
  41. will trates ever go down?
  42. Green algea ???
  43. salinity calibration
  44. time to drip kalk?
  45. The Two Ammonia's What's the difference?
  46. dosing b-ionic
  47. alkalinity problem
  48. Low PH
  49. Diamond Crystal
  50. Randy, a question about your article I just read.
  51. Iodide and kalkwasser
  52. Skimmate composition
  53. Does this method have merrit?
  54. High Alk
  55. best time to dose 2pt supplements
  56. Charcoal or Not??
  57. Homemade Buffer
  58. ready to give up on brown algea
  59. pH and Alkalinity Question
  60. what is all of this dsb crash talk i read?
  61. Moving From 55 to 125....Cycle?
  62. Dosing Iron for macro growth
  63. noobie ?
  64. Really confused about conductivity/salinity/density
  65. Adding bulk limewater
  66. Questions about Amquel in new tank.
  67. High ORP?
  68. C Balance
  69. What boost ALK, Ca React? Kalk Reactor?
  70. Good Ca test other than Salifert?
  71. Reducing Indoor CO2
  72. Opinion?
  73. Reducing Indoor CO2
  74. brown algae
  75. nitrate testing problems
  76. about the chemistry reaction of bacteria
  77. How does hydrogen sulfide behave chemicaly?.
  78. Can I add baking soda to kalk reactor?
  79. Ph of Kalk below 12.4 question
  80. Macros and iron dosing
  81. Salt Water Particles
  82. Confused about Lamotte PO4 test kit
  83. Why is my Calcium and Alk dropping???
  84. Our hands in our tanks?
  85. Why is my Ph so low?
  86. MG and PH question
  87. New tank, Oceanic salt and pH problems
  88. dow flake "calcium chloride"
  89. Salt question
  90. Thanks Randy
  91. steady ph???
  92. Ammonia and nothing else
  93. Manufacturers Accountability, why not?
  94. SiO2 in my water
  95. Test Kit Reagents: Which are the most reliable?
  96. Calibrating ph probe with kalk?
  97. temperature flucuatons.........
  98. Where can one purchase Paracoccus denitrificans bacteria?
  99. conversion
  100. Low Magnesium & Kalk
  101. copper?
  102. ?'s about Marine Environment Salt
  103. calculating calcium dosage
  104. checking skimmer function
  105. Corals use ammonia????
  106. Nitrate issues
  107. High Alk
  108. Activated Carbon Use
  109. NO2 and NO produced instead of nitrates?
  110. question regarding high alk and low calcium
  111. B-Ionic & 2ch dosing pump
  112. used sand
  113. I cant get Mg above 1250
  114. Salt article in 9/04 Advanced Aquarist
  115. Kent Liquid Reactor
  116. low alk calcium is fine
  117. things u can find in the pharmacy...
  118. B-Ionic question
  119. Free ammonia vs Total Ammonia
  120. Need help Dosing
  121. Foraminifers
  122. Sulfates Question
  123. Can I use Phosban in AquaClear 500?
  124. Ahhhh
  125. Still Reservoirs for limewater delivery
  126. which additive part is Ca?
  127. continued struggles in getting alk down
  128. synthetic polymer absorbent resins
  129. UV effects on Polyphosphate
  130. Is this the right Zeolite?
  131. esv b ionic
  132. vodka method
  133. Chemical Name for Pickling Lime and where to buy Bulk?
  134. vodka method...
  135. DIY Balanced Magnesium Supplement
  136. Ca 520 Alk 8.8
  137. What's the difference beween GFO's and rust?
  138. ph at 8.7 during the day
  139. phosphate question
  140. Cloudy water and white dots everywhere ???
  141. low ph...........
  142. Na & Cl imbalance @ const salinity question
  143. So do skimmers take out phosphate or not?
  144. Looking for a good two part additive
  145. Question in your article forum...
  146. switching
  147. calcium and alkalinity
  148. Is this normal for ph to lower
  149. Rust causing algae?
  150. Will PVC leach chemicals?
  151. Tank Crash -> Cycle?
  152. Confused with test kits
  153. Woohooo! It's not the Nobel prize, but.....
  154. Calcium reactors
  155. algone
  156. Low wattage to make coral reefs grow
  157. Nitrate problem....HELP
  158. Utilizing direct current to facilitate coral growth
  159. Jolts of Electricity Reviving Coral Reef
  160. clumping substrate
  161. i did the switch
  162. Phosphate Help
  163. Question
  164. Kalk ?
  165. PH jumping
  166. Aeration test???
  167. Dosing Kalk ?
  168. Lighting and PH problem
  169. Can someone break it all down for a newbie?
  170. Problem with high PH
  171. Buffering RO/DI water
  172. Ca and Alk Consumption
  173. 500+ calcium level?
  174. baking soda?
  175. SG better over or under ?
  176. Calcium chloride substitute
  177. Mixed calcium and dkh in the same bucket:
  178. AmQuel Plus removes Nitrate?
  179. Anemone sucked into my return pump
  180. Coral Polyp Extension Reasons Split from Vodka Thread
  181. Perm Nitrates
  182. ? on PO4
  183. Help raising Calcium and Alk Levels
  184. Kalk and pH?
  185. Macroalgae stopped growing -- could that be a good sign?
  186. elements and DI
  187. activated Carbon
  188. Hagen Master Test Kit
  189. Randy Offline Till Tuesday
  190. What to DO about the Oceanic-induced high Ca?
  191. RO/DI water
  192. Really High Phosphate
  193. Kalk Recipe
  194. Cloudy Water Help???
  195. muratic acid
  196. To trickle or not to trickle?
  197. raising MG using magnesium sulphate, any harm ?
  198. Used sand and PO4
  199. Ca + alk are low. How fast can I raise them?
  200. Potassium Iodide, color shift ?
  201. Problem with high alk and low PH?
  202. Rust inhibitor
  203. Does "Spray Dekor" leach?
  204. Test Kit Chemistry
  205. here is a noob question
  206. skim and cloudy water..
  207. too much kalk for 1 gal?
  208. Recipe for artifical seawater?
  209. Chlorides & Phospates question
  210. Dosing Kalk: Crust on water surface in sump
  211. doseing question
  212. 8.6 Ph???
  213. metal
  214. 'Nitrate Factory' is this a myth
  215. limwater ?
  216. Low pH, outside air to venturi skimmer?
  217. mg/l = ? PPM
  218. Salinity Probe for aquarium controller
  219. Definition of specific gravity
  220. baking soda...
  221. The concept of 'Nitrate Equilibrium"
  222. Iodine???
  223. first time dripping kalk
  224. substrate clumping
  225. Low Mg, Tropic Marin Salt
  226. baking soda...
  227. sulfur filter?
  228. Salinity calibration standard with table salt
  229. New tank - how are these parameters?
  230. What Causes "Yellow Water"?
  231. Salifert Teast Instructions
  232. testing test kits
  233. Hey randy is Gh test needed in Reefs?
  234. Part A&B mix up
  235. Mg at 0
  236. high ph problems?
  237. ph and test solutions
  238. Regarding magnetic water treatment as applied to reef aquarium keeping
  239. wet skimming and trace elements...how fast?
  240. Test questions
  241. Sand Bed Cleaning
  242. pro line ca chloride
  243. Randy's MACNA Talk
  244. Aqua-safe metal storage container
  245. High NO3
  246. cant get calcium over 350?
  247. di water ?
  248. Breaking the Surface Tension
  249. Confused about nitrate toxicity
  250. Macna?