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  1. Replacing all LR. What issues will I encounter?
  2. Low Readings with Red Sea Coral Pro
  3. high alk
  4. algae growing
  5. PO4 meter help
  6. Carbon - filtration / fuel source
  7. Why Synthesized?
  8. mag
  9. which test kit is more accurate ?
  10. help with protocol for testing salt mixes...
  11. lab grade water parameter testing equipment
  12. protein skimmer versus alage turf scrubber
  13. lower PH in QT, should I worry?
  14. Just mixed my first batch of Reef Crystal
  15. Removal of PO4
  16. How can some reef tanks allow 10-30 on nitates while mine receed >.5?
  17. Di resin
  18. PH Suggestions
  19. Locating Mag FLakes in Canada
  20. Need Calculation Help Plz!
  21. Raising Mg. levels kill a fish?
  22. Skimmer Hose Venting Outside
  23. Dosing and getting a precipitation?!
  24. calcium falling out of precipitation
  25. Dosing Calcium only?
  26. Carbon selection
  27. Ca and KH dropping...from coral?
  28. Salifert test kits-- just pour that stuff in!
  29. salifert nitrate tester gone bad?
  30. alkalinity TOO high, calc at 430ppm, OUCH, what can i do?
  31. Kent essential elements
  32. nutrafin test kit
  33. ait venting effluent from CA recactor
  34. How is nitric aacid created in regards to ozone
  35. Couple water questions
  36. Increasing sand bed
  37. is less rock in a reef tank BAD?
  38. Acceptable Magnesium Levels
  39. Phosphate at 0.35 - Can't Lower
  40. Please Help!!!! Two Part Solution problem
  41. Newbie question about Alk/PH
  42. Help!!!!Can natural seawater mix with saltwater?
  43. Anyone use Tropic Marin test kits?
  44. Phoban Reactor/media question
  45. Bzaaap Pop
  46. is everything going to die?
  47. Membran on sulfur [Picture Included]
  48. Top-Off PH
  49. calcium out of wack
  50. Kent turbo sluggish
  51. Removing coralline with which acid?
  52. hair algea
  53. Dosing Magnesium
  54. test strips or liquid test
  55. Water Change System
  56. Copper Test Kit Needed
  57. Reef Crystals Salt Mix.
  58. about poland spring destilled water
  59. kent phosphate sponge
  60. Seachem's Matrix
  61. How do people use Kalkreactors?
  62. Importance of testing/adding strontium, iodine, etc?
  63. Screwed up....HELP
  64. Poor water quality the cause for my buffering problems?
  65. dosing sugar for hair algae
  66. Calibrating a digital PH meter
  67. Need ideas for maintaining KH in Large System
  68. Carbon efficiency
  69. Another PH question
  70. Low PH- C02 from ?
  71. problem with high calcium
  72. Can I maintain the right levels with a Calicum reactor and Kalk reactor
  73. Tds?
  74. Need help.
  75. Need help.
  76. Need help.
  77. Orp
  78. I-Bonic
  79. confused about CA and ALK
  80. Alk off the charts?
  81. Deion resin and its effects
  82. Mollybdenum
  83. Help Fast! TANK IS CRASHING.
  84. Copper from tap water?
  85. high phos
  86. Will a kalk stirrer solve my Calcium & Alkalinity problems?
  87. What Salt Brand?
  88. calcium dosing question
  89. TDS, what does this mean as far as pure water?
  90. Help!!!
  91. the reef chemistry forum
  92. Do they expire?
  93. How do you bring alkalinity down?
  94. calcium reactor PH HIGH
  95. Struggling to keep alk/ca up
  96. Alk, nitrates, and phosphates up - help!
  97. lead???
  98. crushing carbon ?
  99. Help with Hanna PO4 meter
  100. help need to lower ALK
  101. Water Parameter Question, New Tank
  102. PH Levels
  103. Using old test kits...
  104. Faux Sand Bed, Marine Safe Epoxy
  105. HELP!! My water is almost solid white!
  106. Treated Lumber
  107. hi to you all
  108. Chemistry affecting coral colors?
  109. Calcium aluminate cements
  110. Petco Ocean water . . .
  111. Bioball confusion
  112. Calcium precipitation on reactor sponge
  113. nitrate filter
  114. Silcates
  115. r/o, freswater dip
  116. Sta-Clear calcium chloride
  117. Question for Randy Holmes-Farley
  118. how to raise calcium???
  119. does over skimming lower ph????
  120. API test help!
  121. New Tank - When should I be concerned with balance?
  122. Adding calsium
  123. Copper in Pump?
  124. Entire colony Gonioporo polyps just up & moved out of their skeleton
  125. Phosphate and magnisium
  126. raising levels of satwater mix, and 2 part question
  127. How much kalkwasser/limewater to dose
  128. What To Test For
  129. PO4 help
  130. Magnesium Question for the 2-part solution
  131. Can not lower Nitrates
  132. adding supplements(calcium, alk, iodine, strontium)
  133. InstantOcean questions...
  134. InstantOcean questions...
  135. high alk and calcium reactors question
  136. Ozone generator for CO2?
  137. Which Hach test kit do I need for Alkalinity?
  138. Need some advice on low salinity
  139. vinegar and limewater
  140. Kalkwasser ?
  141. Help setting up Kalk Reactor
  142. pH is pushing 8.5.. that bad??
  143. dripping 2 part solution.
  144. Calcium how often?
  145. using co2 in calcium reactor
  146. reef crystals
  147. traditional reef chemistry calculator temp unavailable
  148. how much GFO?
  149. it this ok?
  150. Sugar, Vodka and now, Apple Juice?
  151. PH probe functioning and repair of wire
  152. Epsom Salt grams per cup
  153. What are the benefits of copper in a closed reef system?????
  154. Ok chemistry buffs, how does Amquel work?
  155. Best way to lower PH
  156. Dialing in a Ca reactor. PH and ORP readings
  157. Best method to raise SG
  158. Vodka anyone???
  159. Manesium up...Alk down?
  160. When a hobbyist plays with H2O2
  161. Preferred GFO media?
  162. shake it up baby!!
  163. How to read water parameter test kit results?
  164. Calcium
  165. Green Hair Algea
  166. what are my options?
  167. need help with ph
  168. kalkwassaker
  169. Just switched to Reef Crystal and see some white dust
  170. To Remove or Not To Remove Substrate?
  171. Mag using 2 part kit/ some questions please....
  172. Dosing 2 part
  173. ORP climbing
  174. Is there a good explanation for this?
  175. Dripping kalk?
  176. pH too low?
  177. rising pH making me concerned
  178. A quick, did I mess up question?
  179. Hi Randy
  180. need reassurance
  181. Bertoni...
  182. What do you use to clean pumps?
  183. Can increased lighting cause a nitrite spike
  184. Po4 level
  185. Strontium
  186. hydrogen peroxide
  187. quick question about a phosphate remover
  188. Potassium permanganate and algae
  189. ph test
  190. Tubeworms
  191. Ozone safety question
  192. Nitrates
  193. Salinity level for best SPS growth
  194. Dropped a zinc-plated nail in tank...
  195. zeovit chemistry
  196. Hydroxyl Radicals
  197. CaribSea PO4 remover.
  198. Precipitating Phosphate
  199. What chemical reaction would have caused this ?
  200. My AWT test results....what changes should i make?
  201. alk test
  202. B-Ionic
  203. Lowering alkalinity
  204. Kalk and Calcium reactor
  205. Help! HIGH Calcium and Alk!!!
  206. Refugium Question
  207. Ammonia/pH test kit results confusing, Any Ideas?
  208. where to get chemicals in Florida
  209. Adding substrate to RO water container to raise calcium?
  210. Copper leaching
  211. low mag.. due to kalk addition????
  212. kalk slurry
  213. Adding lots of alk, very little calcium
  214. Vote Here Alk Or Calcium
  215. any expert in vodka dosing!!
  216. Live Rock Coraline, Grape Caulerpa and Chaeto
  217. safe copper level
  218. Is Bio-Cal by Tropic Marine a two part additive ?
  219. is this normal?
  220. Drawing chemistry
  221. mixing reef complete and reef builder
  222. driveway heat
  223. working with Randy's calculator
  224. Can you remove all copper w/ EDTA?
  225. Mixing Sugar & Kalk
  226. Oceanic Sea Salt Mix
  227. Why does my chiller affect my pH?
  228. low ORP during daytime
  229. TDS Meter and Color Changing DI Resin
  230. D.O. Probe calibration
  231. Removing bio balls
  232. For Those With Hanna Photometers
  233. Dosing Randys 2 part.
  234. bionic ?
  235. Bulb change and filamentous algae blooms!
  236. Copper Removal
  237. Testing question
  238. nitrate.
  239. bout ready to give up
  240. quick ques. on mixing supplements
  241. Mag 9.5
  242. how how
  243. Low Alk...Low pH need help
  244. alk. levels
  245. Cl build up with 2 part dosing
  246. kalk slurry increasing pH from 7.7 to 8.0
  247. Help Conversion for Meg/l to dKH
  248. adding MAG to kalk
  249. Alk.
  250. Hanna - Pressure