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  1. A Foaming Question About Limestone
  2. DOWFLAKE vs. Foodgrade CaCl2
  3. Effect of ozone on orthophosphate?
  4. Calcium test
  5. Chloride ratio of mg suppliment
  6. Acceptable PH variation
  7. Buffering Top off RO/DI
  8. Alkalinity dosing during precipitation!!
  9. Kind of confused
  10. Kalk shelf life
  11. Mixing diluted brine with Kalk?
  12. To DSB or not to DSB
  13. What does Kalk do to levels?
  14. Ph
  15. Ph
  16. reactor ph
  17. LTA and Very HIGH AMMONIA!
  18. b-ionic precipate
  19. Lime-sulfur
  20. instant ocean dropping p.h.
  21. Water Parameters and Cycling
  22. Salinity monitor calibration
  23. Baking soda in top off water??
  24. kalkwasser question
  25. Acceptable Water Parameters
  26. Please help identify algae explosion!
  27. baking soda and sodium ions?
  28. Battery Problems?
  29. Top-off Water Question on my 180
  30. PH Down - ALK uP
  31. Dosing Iodine
  32. Another Mag question/problem
  33. Marble in saltwater will it cause a problems with corals?
  34. How long for Kalk adding effects to settle?
  35. Block `o aragonite sand in `fudge?
  36. Magnesium Chloride vs. Magnesium Sulfate
  37. Low Alk with new reactor
  38. Premade (mixed) SW question
  39. what will happen when I raise mag
  40. Hair algae problem
  41. A Disturbing Trend At RC
  42. does premix have an expireation date?
  43. High Po4 - First time I've checked it
  44. Lime Water Top-Off
  45. Black Foam Question
  46. Iodine
  47. Adding Washing Soda
  48. want to raise alk just a bit
  49. Testing alkalinity for carbonates only!?
  50. steady high nitrate question
  51. Would this be safe in a reeftank?
  52. Another Kalk dosing ? - Top off dosing
  53. Low Ph, High dKH
  54. how do you make your own kalk
  55. Activated Carbon, Phosphate, & Test Kits
  56. Nutrients Control
  57. Calcium chloride?
  58. alk/ca high or low???
  59. Alkalinity and PH through the roof
  60. Water change thread or artikel??
  61. mag levels don't seem to go up. . .
  62. cal levels
  63. Reef Plus = Spasmo Skimmate
  64. Ozone or carbon
  65. Calsium reactor
  66. Electricity
  67. On the right track?
  68. any news about the secret acro growth compound
  69. PH Rising
  70. high SG
  71. Seachem's Reef Advantage Calcium
  72. calcium carbonate
  73. Cloudy Kalk. What am I doing wrong?
  74. What went wrong—multiple choice question
  75. Calcium Oxide vs Calcium Hydroxide?
  76. Kalk, how much is too much?
  77. Is a refuse container reef-safe?
  78. OT **"Exploding Toads!"**
  79. cal levels in salt
  80. I just tripped over this and couldn't help sharing
  81. reef additives
  82. urea as fertilizer for phytoplankton cultures
  83. Is carbon reusable?
  84. Using baking soda for raising PH
  85. Calcium chloride
  86. Calibration Frequency: In-Lind TDS meters AFTER RO/DI
  87. Homemade 2 part+ kalk
  88. Reef filler failures
  89. Coraline Algae Bleaching?
  90. oceans blend better than bionic?
  91. bleaching and neutralizing tank water (without inhabitants of course)
  92. Kalk dropping my Ca
  93. How fast can I raise my alk?
  94. A Kalwasser dripping question
  95. Question about automatic water changes
  96. Erythromycin or Chemi-Clean
  97. help with magnisium level
  98. Kalk reactor & old kalk?
  99. Low Alk
  100. Calcium Reactor in top-off
  101. Magnesium levels-Much ado about nothing(lengthy read)
  102. baking soda
  103. ph probes
  104. I need an accurate, user friendly, calcium test kit.
  105. Baking Soda?
  106. phos-x phosphate exporter
  107. ammonia
  108. Lets do something nice
  109. Depressed PH
  110. need to increase Mg
  111. dosing
  112. Calcium chloride
  113. Playsand composition
  114. mag. chloride
  115. sanity check
  116. RO/DI + IO + 1 week = cloudy water
  117. cyano bacteria and chemicals
  118. NO3 in Tap with SW Test Kit?
  119. beer?
  120. thanks!
  121. 1 part additive
  122. GFO and Carbon in Canister Filter
  123. lets go to the zoo
  124. dow flake
  125. Randy - Question for you...
  126. ALK low, what can I do to bring it up?
  127. Is this NaCl pure enough to mix with Proline salt?
  128. Am I doing ok?
  129. oh no!!!!!
  130. What to add???
  131. Algae
  132. calcium chloride
  133. Any reason this won't work?
  134. will this sand be okay?
  135. Question about Precipitation & Buildup
  136. pinpoint vs. hydrometer
  137. Valonia Problem
  138. Vaporizer...Is it safe?
  139. aged seawater fallout
  140. Help/Advice on Calcium Reactors and the Chemistry
  141. Kalk purity
  142. ph and alkalinity
  143. Chalk in sump as buffer for BB tank?
  144. limestone
  145. ozone effect on ph?
  146. growth of chaetemora
  147. Kalk
  148. Should I "force" a Cycle for upgraded tank?
  149. Ran some tests now how do I raise Levels
  150. PO4 test interference
  151. high alk
  152. Phosphate high
  153. Ozone and PH
  154. dripping kalk hazy water
  155. Calcium chloride
  156. What is optimize flow rate for PO4 Absorber ( like ROWA )
  157. Randy is a great guy!
  158. low alk/ high co2
  159. Settled kalk reusable?
  160. Methylene Blue
  161. Kalk Reactor Info!
  162. Another calcium chloride brand question
  163. Calibrating pH monitor
  164. Tetra Flake Calcium Chloride
  165. Tank Crash~
  166. Cleaning pipe flux from aquarium?
  167. help me my levels
  168. Aluminum spoon
  169. CA and DHK are high
  170. Another calcium brand check
  171. copper
  172. randy
  173. Fluoride in our reef tanks
  174. Need to raise PH
  175. Snow storm -what to do?
  176. Another buffer question.........
  177. Magnesium Sulfate?
  178. RO/DI article
  179. Found this in a box marked reef stuff...
  180. RO/DI Article Posted
  181. Alkalinity calculator
  182. Seachem's Reef Calcium
  183. Adding lime to fresh tap water
  184. Measuring epsom salt
  185. Calcium too high, looking for advice
  186. Question about Randy's 2 part system
  187. Alk to high, how to lower it.
  188. polyfilter color diagnosis
  189. Adding Kent part B only??
  190. Well, I've reached 30!
  191. still cloudy!!!!!!!!!!
  192. Cal and alk
  193. DIY Reef Chemistry
  194. Maintaining High pH?
  195. Do I really need a Nilsen Reactor?
  196. Basics needed
  197. Skimmer and Alk relationship?
  198. has anybody used general calcium cloride
  199. what is sucking the calcium from my water
  200. adiing lugol's
  201. help ph
  202. Concentration of home made 2 part solutions?
  203. Plan to Use Our Deep Well Water
  204. home made calcium sup.
  205. Water Cleaning Shower Heads
  206. Phosphate absorber
  207. possible old tank syndrome
  208. Raising Calcium
  209. deuce 67
  210. Howdy!!! Live rock question
  211. medical grade iodine ???
  212. Home made 2 part concentration?
  213. avatar
  214. Vitamin C and buffering
  215. Carbon bags with orange spots..
  216. ?'s about Recipe #1 / Two Part Additive
  217. How to lower salt related HIGH calcium levels???
  218. Copper in system, how do I get it out?
  219. Help-Fluorescent light differences
  220. temp curve for PH probe
  221. Washing Soda question
  222. 2-part question
  223. Table salt....
  224. pH swings and Kalk question
  225. Bad test kit?
  226. A few questions about kalk water
  227. EM Quant Cyanide Test Strips
  228. silica and sps colors?
  229. temp swings!!!
  230. Increasing KH? Low pH
  231. substrate precipitation
  232. anhydrous CaCl2
  233. Preservative Chemistry
  234. Is Acetyl (Delrin) safe for use
  235. another calcium reactor question
  236. High Ca and Alk, but no coraline...here's what I found.
  237. ORP Probe Calibration
  238. Calcium Test Kit - DIY
  239. high nutrient levels....
  240. Need to bring Alk down some.
  241. Nitrites through the roof!!!! HELP!!!!
  242. Source for Dowflake?
  243. pH meter calibration
  244. kalk and calcium levels
  245. Diatom remover/control??
  246. Low pH well water
  247. air intake for skimmer
  248. How much 2 part to use?
  249. Cloudy Water
  250. Using salifert all-in-one in addition to kalk