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  1. Barley Straw
  2. ESV B-Ionic DKH issues...
  3. Kalk drip with Calcium Reactor
  4. RO/DI Filter Question/Forgot to purge new water line
  5. Randy's 2 Part
  6. Raising ph for dips with baking soda...
  7. TDS and RO/DI container
  8. Calcium problem
  9. ro/di unit
  10. food grade CO2
  11. Nitrate removers
  12. How do you convert mg/l (ppm) to Kh values w/regards to alkalinity?
  13. Can non reef rocks leach undesireable elements into system.
  14. raising ph and not Alk.
  15. Will a very high alk cause the brain corals to remain deflated?
  16. Algae bloom....strontium??
  17. Degradation of limewater
  18. Trying different top off technique
  19. Please help me understand whats going on in my tank
  20. Salifert Ca Test kit help please
  21. Is a KH and alkalinity test the same?
  22. Raising pH of RO/DI?
  23. What is Best method to raise alkalinity?
  24. magnet/resin question
  25. Phosphates and Alk?
  26. release of phosphates
  27. kH convertion
  28. Acceptable pH Maximum ?
  29. Anyone use Nigari? (No, not Nori. I mean natural magnesium chloride)
  30. Urgent Di Problem
  31. Randy, do you still recommend 2.5 - 4 meq/L for alk?
  32. 2 1/2" dsb?
  33. low KH
  34. Using Acid
  35. After shave in the tank
  36. Fish food vs Phosphate
  37. 11-12dKH
  38. RO versus RO/DI
  39. pinpoint salinity meter for testing ro/di also?
  40. Epsom salts for magnesium...
  41. pH, alk, and calcium help
  42. mixing baked baking soda and magnesium sulphate
  43. Switching IO to Oceanic Salt
  44. Sulfer Denitrator
  45. will ozone neutralize caulerpa toxins?
  46. Randys 2 part
  47. Having trouble maintaining stable PH
  48. Kent Liquid Reactor
  49. High pH... continued
  50. Calcium and Alkalinity
  51. Phospates were at 6ppm+...
  52. Help with 1 year old tank
  53. Grams per teaspoon?
  54. spent carbon
  55. NO3 Vs. NO3-?
  56. cinder blocks
  57. mississippi lime
  58. DI water troubles
  59. GAC dust problem.
  60. Ok, not that this is a major problem
  61. Copper treated rock-dried 4 years
  62. reef builder vs. buffer
  63. Oxygen reactor?
  64. Never ending nitrate problem
  65. Calcium and Alk ?
  66. Your thoughts on dehumidifier water
  67. Y fitting for Kalk and Ca reactor output
  68. Please comment on my Kalk methods
  69. Silica
  70. How can I increase Nitrates?
  71. "Damprid" CaCl. Is it safe?
  72. Carbon Monoxide/Carbon Dioxide question
  73. high alk vs kalk
  74. Calcium Carbonate vs Calcium Chloride ?? Help
  75. questions
  76. bicarbonate question
  77. Protein Skimming Question(in relation to chemistry)
  78. Zeovit "review" please?
  79. What is the role of carbon dioxide in the reef tank?
  80. PH monitor?
  81. Correct ratio of magnesium chloride to magnesium sulfate
  82. air bubbles
  83. will my experiment work?
  84. carbon media at 0.00% PO4 leaching level
  85. Novus scratch removal kit
  86. Calcium questionn.
  87. b-ionic & make-up water
  88. carbon and a reef tank
  89. to bake or not to bake
  90. is lace rock safe?
  91. How to raise pH but not alkalinity
  92. Strange Ozone Question
  93. Does this cartoon give accurate description of ph?
  94. Question about Aquacraft Salt Mix
  95. While raising Ca and lowering Alk - corraline bleaching - Normal?
  96. Calcium chloride
  97. Need Clarification
  98. Hydrometer Accuracy
  99. Pinpoint salinity monitor?
  100. pH and IO salt
  101. Randy, Help!!!
  102. Titration
  103. softened water
  104. RO system 2 or 3 prefilter?
  105. time for a digital hydometer
  106. Can you raise calcium quickly?
  107. works like a charm
  108. Calcium Chloride question
  109. Randy my test results are they ok?
  110. calcium levels
  111. phos ban question.
  112. Borax calibration check
  113. opinions on testing
  114. how much do you evap a day randy?
  115. kalkwasser and non-oxygenated water
  116. matching ph and alk for waterchange
  117. Reef calc question??? tsps -> ml's
  118. My newer test results
  119. Calcium / alkalinity balance in calcium reactor effluent
  120. reactor flow
  121. Nitrate problems
  122. Red Cyno
  123. Your balanced additive
  124. Akalinty???
  125. Cheap Calcium boost for new tank home for old occupants?
  126. Increased testing
  127. Exactly how much Kalk to mix
  128. Nice conversion calculator here
  129. Iodine Toxic ?????
  130. Ca 380ppm, alkalinity 8dhk => Ca 250ppm, alkalinity 2dhk in 10 days??
  131. hydrochloric acid
  132. Your low ph bufer
  133. instant ocean wont mix
  134. SeaChem Reef Salt
  135. How Much Ammonia Does a Fish Produce?
  136. amonia smell in bucket
  137. Vinegar turned water dark?
  138. Lowering ALK ?
  139. Can you use skimmate for outdoor plant fertilizer?
  140. alk vs. calc
  141. Ca... CaOH or Polyglucconate??
  142. My newer new test results!
  143. Phosphate reservoir in the substrate
  144. Closed loop timer and stagnation
  145. Chemicals from paint?
  146. Rodi
  147. C-Balance
  148. Installing RO/DI unit
  149. What feeds cyno
  150. Reactor effluent instead of B-Ionic?
  151. low pH, high Ca/Alk
  152. What supplement will raise ph but not effect alk to much?
  153. Any relationship between calcim levels and nitrates?
  154. Is this chart truthfull(I made it)
  155. Ph in 10 gallon Nano
  156. raising calcium with Calxmax
  157. another alk question
  158. ICP-MS Analysis
  159. Problem Talc in the tank.
  160. need help things have flip flopped
  161. Testing
  162. High Alk, Low Calcium??
  163. Seachem Renew
  164. 12 stage water
  165. Biozyme
  166. GFO in a calc reactor
  167. add washing soda and skimmer" freaks"
  168. Test kit I've not heard of before, any good?
  169. ca and alk ? related to kalk drip
  170. When to dose Kalk
  171. Rowa Phos problem
  172. OT: Big News for Renagel !!!
  173. I want to show you my video but cant?
  174. raising salinity
  175. Nitrate Test Kit Confusion
  176. Testing my water
  177. Alk drops but not my Ca?
  178. indicator for red sea pH test
  179. LFS story
  180. please help fast
  181. newb alk ?
  182. Basic cycling question regarding Nitrite
  183. Ph and Air Conditioning
  184. poly pipe reef safe?
  185. Randy on Vacation until Aug 8
  186. Dripped Kalk, What happened????
  187. Temperature Variation Allowance
  188. Does a Kalk Reactor require cleaning?
  189. Interceptor and Ick?
  190. Question about chemi-clean red slime remover
  191. Only dosing ESV Bionic
  192. 75 bpm and alk still low
  193. NEED HELP... Water cloudy!!!!
  194. I need help balancing Calcium and Alk
  195. Kalkwasser and Vinegar
  196. Seachem Nitrate test kit questions
  197. Unable to raise Ca
  198. Can I cause an Over Skimming?
  199. Salifert v. Seachem Ca Test Results
  200. freshwater chemistry question
  201. Kalkwasser, DI/RO top off
  202. Media for calcium reactor
  203. problems
  204. Adding calcium the right way....
  205. HELP!!! I added citiric acid
  206. muratic acid for cleaning
  207. HELP!!! I added citiric acid
  208. Why is my PH 9.1-9.4???
  209. alk/cal trouble
  210. Kalk drip issues
  211. evaluating calcium carbonate
  212. calcium hydroxide (technical grade)???
  213. #2 Recipe & Oceanic Salt
  214. Frusturated
  215. Recipe for Orp reference solution?
  216. Kalk and Buffer
  217. How to test ORP probe?
  218. Adding caustic soda to control Aiptasia
  219. Calibrating my conductivity/salinity/TDS meter
  220. Daily amount of Ca used by others.
  221. Correcting dKH & Calcium
  222. pH Stability and a Deep Sand Bed
  223. Magnesium issue and what to do?
  224. Lowering Ph in furtlizer
  225. Calcium Question?
  226. Skimming efect on salinity
  227. ESV B-ionic questions..
  228. Precipitation!! HELP!
  229. calcium nodules?
  230. vinegar and kalkwasser?
  231. Where does the Ca & Alk go in a FOWLR?
  232. Mrs. Wages ratio?
  233. Your dosing mechanism
  234. Recommended Test Kit List ?
  235. Red Devil Lye
  236. Calcium Reactors and Algae
  237. cleaning old sand for reuse
  238. Water flow through DI
  239. Mechanical Filters in berlin system ?
  240. Tank poisoning? Please help.
  241. Raising PH
  242. co2 drip rate question
  243. CO2 question.
  244. High pH
  245. Alk keeps getting lower
  246. calcium problem(test Results)
  247. I need to raise my pH
  248. Calibrating a Milwaukee ph controller
  249. High ALK, low PH
  250. New article posted: "The Units of Measure of Reefkeeping"