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  1. Off the chart calcium and GH
  2. amber colored gel in ozone output tube
  3. Kent TurboCalcium - hot stuff!
  4. What do you dose?
  5. what?
  6. Tank checking/dosing questions
  7. Ammonia is converted to how much nitrite, and nitrate?
  8. Your input of another scientists findings
  9. Newbie help me with raising PH
  10. alk to high every thing else is fine
  11. Nitrate Removal Ion Exchange Resin?
  12. I cant get the Cal and Alk to rise.
  13. two part CA/ALK supp vs. randys version
  14. dKH fluctuations
  15. carbon and dsb/denitrator
  16. Food Coloring - Reef Safe?
  17. Water Testing Made Easier
  18. HM two parts how concentrated Randy
  19. Dosing Iron
  20. ozone with carbon - how long?
  21. What is REALLY evaporating?
  22. High alk low ph?
  23. sand bed clumps
  24. Salt Choice
  25. dosing kalk
  26. Baking Soda and Alk. Question
  27. Ye olde pH problem
  28. Stressed and searching help.
  29. Chemicals produced by corals: removal
  30. Experiment: Is all Granular Activated Carbon (GAC) created equally?
  31. Electrical nitrate removal
  32. question about calcium?
  33. calcium spike? stn? recession?
  34. Abnormally high calcium reading with new tank without dosing?
  35. small nitrate problem
  36. My Tank Parameters...not as good as I thought...Randy?
  37. vodka
  38. prodobio review
  39. PH drop
  40. Mag Flake (or equivalent) - Where to Get or Order in Calif?
  41. Fiji Gold Calcium Coral Reef any good?
  42. Fiji Gold Coral Calcium any good?
  43. difficult to raise magneseum levels
  44. looking to switch from two-part to Kalk
  45. Salt
  46. Need Help w/ Green Hair Algae !
  47. Vinegar in your Kalk?
  48. how to lower PH
  49. Where can I find DIY 2 part calcium additive?
  50. Chemistry Calculator Question
  51. Tubing for water changes leeching chemicals/phosphate?
  52. high magnesium
  53. ---
  54. phosphates
  55. can't reduce phosphates
  56. 2 quick questions
  57. Intentional calcium precipitation in new tank?
  58. Nitrate & Phosphate read 0,But ?
  59. adding MG to Randy's 2 part
  60. Excess CO2
  61. Posting my own thread on Salt Question
  62. Temperature and DOC's
  63. Culligan Water OK?
  64. Stray voltage
  65. alternative to water changes
  66. Help!!!cant Fix Big Prob For Long Time
  67. Test meter
  68. test kit for bromate
  69. Opinions on Two Little Fishes Kalkwasser
  70. DIY Mg Supplement
  71. Which is lighter...C02 or 02
  72. is RO water enough?
  73. Just Added A Calcium Reactor
  74. Betadine/iodine
  75. Iodine Supplementation
  76. Iodide,Iodine,Strontium
  77. dosing kalkwasser question
  78. Calcium and Alkalinity?
  79. Plumbing for kalk
  80. what is the consequence of not maintaining Calcium?
  81. white floaties
  82. Premixing Saltwater
  83. Red Sea's New Coral Salt Mix
  84. klyxum coral ok with sps?
  85. Hydrogen sulfide vs Calcium Carbonate/Aragonite
  86. Advise on my test results
  87. amonia test color not on chart...
  88. PH issue and question
  89. sugar dosing for nitrate control?
  90. Reef Chem Articles
  91. Test Results
  92. newbie additive question.
  93. Calcium and testing
  94. Calcium Hydroxide, USP grade
  95. nitrate levels?
  96. Oceanic's new salt mix
  97. Skimming and Water parameters
  98. hard sand
  99. Normal for pH to lower, yet be more constant after dosing 2part?
  100. why was my thread removed?
  101. My RO water has a pH of 6.4
  102. Fresh air has been suggested to help raise pH, but...
  103. Kent Polyox
  104. looking for az-no3 ?
  105. Phosphate Removers
  106. high KH
  107. Abnormally High Water Parameters
  108. Phosban/Carbon..O.K. together?
  109. Controller?
  110. RO unit?
  111. Test Kits?
  112. dKH above 16.0 and Alk Meq/L above 5.71 !?!?!? (help)
  113. Can't keep alk stable
  114. Lost Red Sea Calcium Pro Chart
  115. Is it acceptable to use SPS skeletons in your Calcium Reactor?
  116. What is acceptable for margin for Pinpoint pH probes
  117. Phos Removers
  118. Boy, talk about CO2
  119. Milky water...
  120. Kalk Question
  121. Mrs. Wagges question
  122. Magnesium chloride hexahydrate in Australia
  123. Nitrate rise in 12g Nano
  124. 2 part doser and pH
  125. Low PH, High Alk
  126. quick and simple question
  127. How to store Two-Part Calcium and Alkalinity Supplement System
  128. can I use just one part of the recipe
  129. baking soda/CaChl balancing ?
  130. "Releasing" dye stains from epoxy sandbed
  131. Low Magnesium
  132. Low alkalinity, high ph -kakwasser?
  133. Rowaphos vs. Phosban
  134. How fast can I safely raise the calcium levels in my tank?
  135. Not sure where my PH is?
  136. dripping kalk?
  137. dehumidified water
  138. Regeneration of DI resin?
  139. Randy's two part and limewater? Necessary?
  140. Test strips
  141. can you add to much ca & alkalinity with Kalkwasser
  142. peladow=dowflake ???
  143. Iodine??
  144. Salt without NaCl
  145. Milky Kalk ?
  146. cyanobacteria outbreak again (help please)
  147. How To Get Rid Of Hair Algae ?
  148. pH Problems
  149. Is it okay to re-use ARM media?
  150. driving me nuts
  151. washing soda or baking soda difference?
  152. kalk reactor and a calcium reactor
  153. Red Devil Lye in a Saltwater aquarium.
  154. Dosing ESV B-Ionic - Newbie questions
  155. understanding "TDS" numbers
  156. is it possible to test for heavy metals
  157. Marine Enterprises Crystal Sea Salt Mix
  158. Magflake?
  159. Calcium Reactor, ph problems, red slime algae, and the wardrobe
  160. phosphate reactors?
  161. Kalk and chemistry changes
  162. Cyano problem and water parameter issues
  163. White residue since dosing 2 part
  164. Two part vs kalk
  165. Does alkalinity precipitate excess PhosGuard?
  166. Baking Soda and Vinegar
  167. Grotech salt
  168. Randy Offline Until July 9
  169. During Randy's Absence...
  170. Kent Marine Liquid Calcium
  171. safely lowering alk
  172. Buffering RO/DI water before salting
  173. Alright, Once more Chemistry Gurus....
  174. High Alkalinity
  175. Faulty hydrometer?
  176. What should I be testing for?
  177. Nitrate in tap water
  178. Carbon and Phosgard
  179. calcium levels
  180. Calcium Reactor ????
  181. Homemade PH Buffer?
  182. Can calcium reactor media go sour?
  183. thank you randy
  184. Calcium level advice
  185. Ozone and pH
  186. P.H. is to high...so How do I raise my ALK?
  187. Nitrates
  188. Prodibio?
  189. Nitrate colorimeter options ?
  190. How does Randy modify IO
  191. wet dry with those bio balls
  192. Phosgard and carbon
  193. last questions before I dose my first Kalkwasser!
  194. 90 gal oceanic tech tank
  195. ? about lime water
  196. Carbon
  197. Randy, need some LIME help
  198. dead rock and tank?
  199. Best liquid addictive for Cal and Alk?
  200. Calcium Reactor
  201. will ammonia from a litter box affect a reef?
  202. Carbon and Rowa in line
  203. Carbon and Rowaphos Turning to Nitrate Sink
  204. Randy - Help with ALK
  205. bioload and ph??
  206. Two Birds w/ One Stone - oh I mean fish!
  207. Need advice on raising Mg
  208. switching salt brands
  209. Ozone and ORP readings... again
  210. Refractometer calibration questions...
  211. Using 2 part Ca/ALK additive and getting low Calcium levels…
  212. Something is killing my RO/DI system
  213. Buying DI resin by the cubic yard!?! whats the difference in color?
  214. ph at 8.6 is that bad?
  215. How can I clean plastic containers?
  216. no. 28 blocks...can someone point me in the right direction?
  217. New to Kalk
  218. Reef Chemistry Calculator
  219. Can calcium be too high?
  220. Low alk Favia sick?
  221. Two part usage vs. all in one
  222. kH/Alk ?
  223. Having trouble keeping alk up?
  224. B-Ionic
  225. Ammonia Readings Strange
  226. Magnesium tested at 2250
  227. New Rock Die Off =High NO3?
  228. Help with using kalkwasser to increase PH
  229. clean or dirty water
  230. Copper in old aquarium
  231. Carbon
  232. A couple of phosphate questions
  233. Low mg and Ca
  234. High Nitrates
  235. Has anyone tried amino acid dietary supliments?
  236. checking CO2 in reverse.
  237. Am I reading to much into this
  238. 0 Iodine...is that possible
  239. Hey, what happened to my post?
  240. how much mrs. wages
  241. Hanna TDS tester batteries died
  242. phosphates
  243. Can you mix Reef Advantage Calcium with water and store it?
  244. Hagen ammonia test result
  245. Phosphate Removers
  246. ph drop
  247. Calc Reactor ?????
  248. super HIgh cal, low alk
  249. Magnesium ?
  250. Can PurpleUp and ProBuffer dKH be used together????