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  1. Question on Balls pickling lime
  2. Alk / Cal Affects on SPS Coloration
  3. Magnesium dosing question
  4. RO/DI to pH 8.2 For Fresh Water Dip?
  5. red carpet algae
  6. Order of calcium or buffer addition
  7. Chemistry Forum reaches 50,000 posts!!!
  8. too early for snowstorms
  9. Increasing Magnesium levels
  10. How often should I be dosing Ca and Alkalininity additives?
  11. New article "Organic Compounds in the Reef Aquarium" has posted
  12. Performance diagram of my DIY Ca reactor
  13. not sure how to combat low ph for winter
  14. My math on recipe #1
  15. Amquel Plus, will salifert ammonia test work with
  16. DIY Two Part Question
  17. need help!!!
  18. Balance Bricks
  19. How can I dose Kalk with my setup?
  20. SeaElements (Two Little Fishies)
  21. How Much Cal To Add To Bio-Salt?
  22. Flavors of copper
  23. Confused
  24. Electricity for artificial reefs
  25. Mississippi Quicklime
  26. algae woes
  27. Help with PH and Calc balancing
  28. Addition of Sulfur and Nitrate reduction
  29. Insane Calcium readings
  30. RODI vs. RO
  31. Ca lag reading
  32. Mixing Salt Mixes
  33. Measuring Calcium ??????
  34. Nutrafin KH/GH test kit by Hagen reading correctly?
  35. Adding Nitrate
  36. Randy, pH of your two-part scheme...
  37. Ammonia problem in RO water
  38. Kalk Drip
  39. High Calcium, Low Alk
  40. Old form of calcium
  41. Dowflake Substitute: HI-94 Calcium Chloride Prills
  42. Water chemistry PLEASE Help ME
  43. What form of P & N
  44. hair algea
  45. Calcium and Alk - can't get both higher
  46. How much CO2 is dissovled in well-water after it has run through an RO unit?
  47. I have been monitoring the Redox of my sand bed
  48. Ca CO calcium carbonate
  49. Difficulty Maintaining Alk & Raising Calc
  50. Too much air to protein skimmer a problem?
  51. alk at 15dkh----worry ???
  52. Ca level always high. Possible?
  53. low ph & DSB
  54. unable to maintain alkalinity
  55. alk probs
  56. Kalk bucket design
  57. additives
  58. Eco System Reef Solution
  59. pH Meter Calibration
  60. Salifert Trace Hard
  61. Keeping reef by the fire place.
  62. Calcium LOW??
  63. carbonated water?
  64. ? about copper
  65. Kent Marine Phosphate Sponge
  66. Can any of these contaminate my reefs??
  67. Phosphate in media used for Ca reactor
  68. How much kalk to raise RO/DI calcium level to 100 ppm?
  69. UHMW Reef Safe?
  70. Ksp calculation for certain temps
  71. Too much filtration
  72. Testing RO/DI water...
  73. Can a tank be too clean?
  74. Randy et al, please comment: REVOLUTIONARY 1-2 DAY CYCLING!
  75. Ferric Oxide vs. Carbon
  76. algae magnet broke and rusting in tank
  77. Who are the reducers in the sand bed?
  78. pH and skimmate
  79. Bizzare Chemistry
  80. Chemi-pure
  81. kalkwasser
  82. Reefkeeper's culture
  83. How much phosphate can dissolve in a saturated lime solution
  84. Carbonate vs. Bicarbonate
  85. Do any of you folks realize how valuable
  86. Pickling Lime ?
  87. The chemistry of bleaching in sps?
  88. Ph wont stop dropping
  89. Just curious about high magnesium
  90. Iron in top-off water
  91. Help! Ca Levels too high?
  92. Something Weird with Kalk
  93. What to do now
  94. Is my basement an OK place for my quaranteen tank?
  95. Ro Additives For Salt Mix
  96. manganese
  97. Ph, way high...
  98. Strategies to Identify and Measure Organics
  99. Hydrometer readings and pH
  100. Good review articles on denitrification?
  101. Hiya Randy - pH
  102. Low Calcium, High ALK. Need help.
  103. Switching to lime...
  104. What Plant or Macro Algae is best for Refugium - To help Phosphate-Nitrate Removal???
  105. Help with ph
  106. Low PH, KH and calcuim question ?
  107. RO/DI RO6100+DI need additives?
  108. Fluid dynamics question...
  109. Bad RODI Water ?
  110. My pH is a bit too high...
  111. deionizer
  112. ph still low even dosing lime
  113. Why would -buffered- dryed natural salt water not be safe (deadly) for a FOWLR .
  114. Help with my Calcium reactor setting
  115. Kh/Alk and Ca
  116. Auto topoff from Kalk Resivor
  117. Puzzled with kalk
  118. nitrite
  119. Huge nitrate spike...
  120. Do high levels of lighting cause heavy Alk & Cal consumption.
  121. LaMotte nitrate kit refills?
  122. Problems with Oceanic salt?
  123. Will my KH ever go down???
  124. Clout, any experience with it?
  125. Water Softener and Reef Tank Question?
  126. Ph Buffer & Calcium
  127. Dissolving kalk in vinegar
  128. Using RO?DI filter on semi treated water
  129. Adjusting PH of RO water
  130. Cleaning a Hanna Ph Meter
  131. how exactly does limewater combat co2?
  132. low Ph levels, alk and high CAl
  133. Cheap Calcium Chloride: Any Reason Not to Use This?
  134. Phosphate and limewater or Ca reactor material
  135. Add Kalk, Baking Soda or leave it alone?
  136. What to use to get my coraline growth back
  137. Cloudy water- Kalk?
  138. lime abrasion
  139. Mg ratio
  140. Need Some Help
  141. need dowflake
  142. Forms of orthophosphate
  143. PH/kalkwasser comparison
  144. Calc additive
  145. kalkwasser
  146. salinity monitor accuracy
  147. Ph can not go higher than 8.1
  148. SeaChem Ca test reagent question
  149. Best Calc/Alk test kit
  150. remove old settled kalk?
  151. Baking Soda
  152. nitrites not that bad?
  153. nuisance algae in refugium
  154. lowering alkalinity
  155. Keeping Pickling Lime
  156. RO/DI Question
  157. PO4 removal
  158. SeaChem Reef Plus
  159. Disolved Organics Testing and Removal
  160. Marine Tank Clarifier
  161. P04 is .25
  162. to dose iodine?
  163. Large diurnal pH swing 7.85 - 8.78
  164. How much more C02 is dissolved in ph6.5 vs 6.6?
  165. Can I convert Conductivity directly to SG?
  166. Coral Vital - questions....
  167. Should I add Natural Seawater from a bore?
  168. RO versus RO/DI
  169. Aearation and CO2
  170. how much of a ph jump can aquaria handle?
  171. ionic breeze effect ph ?
  172. calcium gluconatae cheap
  173. Degradation of Limewater question
  174. low cal
  175. Calcium
  176. Cleaning a 3" sandbed
  177. I don't understand something
  178. Water has transformed
  179. drip?
  180. Korallin po4 minus
  181. Salifert Magnesium Test Kit Instructions
  182. Nitrate HIGH and Cal
  183. TDS Meter
  184. Randy- Phosban Reactor running 24/7?
  185. "Kalkwasser" made with saltwater
  186. Red Cyano in established reef
  187. very high no2: water change?
  188. Links to natural sea water levels
  189. low PH and new RO/DI
  190. DIY amino Acid
  191. Calcium/Alk Recipe
  192. calcium
  193. caulerpa question
  194. A more balanced 2 part
  195. Ozone
  196. High Salt & High PH
  197. Raising CA without Kalk ?
  198. how to raise Ph?
  199. PH and C02, how to manage?
  200. "Purple Up"?
  201. formula/equation/calculation
  202. effects of monosodium glutamate ?
  203. Reactivation through baking
  204. Anti-Red
  205. Calcium
  206. Drug store sea salt
  207. Fuge moved, nasty gas issues?
  208. Pesticides
  209. .
  210. kalk reactor 101
  211. high carbonate consumption?
  212. what about "sea salt" (refined) from the sea shore???
  213. TDS meter reading for limewater
  214. Calcium low and wont get up !
  215. MgCl additions and alkalinity
  216. High ALK from Reactor Set-Up
  217. Alk Dropping with CR - swap media?
  218. not sure i understand how to raise my PH
  219. I messed up
  220. Calcium Mononillonite
  221. Does calcium evaporate ?
  222. Top Off Question I wonder if this will work guys, let me know what you think.
  223. What do you think. TDS
  224. calcium wont get up.. AGAIN
  225. Does SSC Shrimp needs Iodine?
  226. serious calcium help
  227. Cheap Kalk
  228. daily additives.........
  229. To Much Baking Soda
  230. What's so bad about bubbles?
  231. Organic Compounds
  232. Nutrient, organics problem?
  233. Rock a source of Alk?
  234. Any ideas?
  235. Carbon and Filter Sock to help with Algae Problem
  236. is my PH level ok?
  237. Brix refractometer
  238. Calcium build up in T4 pump after 2 months.
  239. My salt has amonia in it
  240. Kalk/2 part additive and bubble algae
  241. Q about night/day pH swings.
  242. Problem raising calcium
  243. po4
  244. Hard, Hard, Hard, Hard Water!!
  245. Calc at 530, Dkh at 13.4. Is this to high
  246. Magnesium Question???
  247. Doubt you've had this question before.
  248. Alkalinity
  249. Alkalinity
  250. Snotty Vodka Question