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  1. Alk either 9.5 or 6.4 dkh. What is wrong?
  2. Sulfur denitrator and CO2 too?
  3. kalk needed with calcium reactor???
  4. phospate reactor use
  5. 2-part Alk Calcium supplement causes tank fizzing
  6. Calcium Help!
  7. Kalkwasser drip
  8. Red sea salt? ANy good.
  9. High volume AND High TDS RO/DI issues
  10. OT: New Job Title for Randy
  11. Reefcrystal chemistry
  12. tds readings??
  13. How do you lower your Calcium levels
  14. bleach
  15. Seachem Prime? How often?
  16. Tap Water and RO/DI
  17. Is Well water better than City Tap??
  18. Iron causes lymphocystis disease?
  19. Help me decide on a science fair project
  20. Coraline Algee
  21. Starting an LPS and SPS tank... what supplements should i be adding?
  22. Krylon Fusion
  23. pump contamination?
  24. Adhesives
  25. kalkwasser causing Cyano?
  26. raising Ca
  27. Do I need a new ph probe?
  28. Phosphate Question.
  29. calcium and or alkalinity
  30. Help With Ca Reactor Dilema Please
  31. pinpoint calcium monitor worth it $?
  32. Calcium Monitoring
  33. Clarity of tank water
  34. Maximum Alk dose for a 2-part per day?
  35. Limewater parameters?
  36. Kalk plus calcium supplementation?
  37. Which brand salt?
  38. randy have you ever used one of these to test your phosphate
  39. GFO Phosphate media
  40. Mixing different salts
  41. Nitrate Factory?
  42. Removing Bio Balls from sump for coral??
  43. ph still at 8.8 need help w/soda water
  44. Critical measurements?
  45. How do my water parameters look?
  46. Mineral mud?
  47. R.O. Unit and Soft Water
  48. alkalinity problem
  49. questions on magnesium chloride
  50. SG Rising
  51. afordable pH reader
  52. dowflakes problem
  53. Most accurate test kits
  54. 2Questions about adding Mag flake and the volume calculator
  55. Live Rock Curing
  56. ph calibration
  57. everything is pink
  58. Chelated vs. Non-Chelated Calcium
  59. low readings
  60. Vodka as a carbon source
  61. Dosing Iron..
  62. Salifert v.s. Hach
  63. Pump and Maintenenace Question
  64. TDS meter calibration fluid
  65. How much Ca can I add??
  66. Test Kit
  67. Ozone question
  68. Hach PO-19 phosphate kit.
  69. Water Glass and Kalkwasser
  70. Vinegar and kalk works!
  71. looking for glass hydrometer temp chart
  72. alk test kits measuring in ppm
  73. CA ALK issues is this a major issue
  74. low ph, high calcium??
  75. Help! Setting up my new 180G and the water has a weird smell
  76. How much Mrs. Wages.
  77. Question regarding salinity.
  78. Red Slime Remover/Killer
  79. raising magnesium
  80. A compatible test kit for Amquel?
  81. Distilled Water Top-Off? Kold Ster-il opinions
  82. Measuring SG Hydrometer > Pinpoint Monitor?
  83. waiting for alk to drop, stop dosing Kalk?
  84. Ammonia in tap water!!
  85. calcium reactor output high
  86. snails / starfish / shrimp dying / die
  87. Formula(japanese) salt any info??
  88. High CA, Lower Alk using 2 Part, Formula 1
  89. RODI or not?
  90. DI Resin Capacity
  91. replacing skimming gunk
  92. Brown algae problem
  93. How much kalk to dose in one day?
  94. Cludy salt and bleaching from Korallenzucht salt
  95. TDS Of My Makeup Water
  96. Easy way to measure 25mg of Interceptor?
  97. keeping steady levels with water change
  98. Water Chemistry and Skimmer
  99. Doomed??
  100. Getting ready to start Randys 2 Part!
  101. uv sterilizer
  102. dosed too much iodine, help!!!
  103. kalkwasser / auto top off
  104. How long until Carbon needs to be changed?
  105. The Copper Debate?!?
  106. DSB and dead spots
  107. PO3 Phosphate problem!
  108. How to increase Calcium?
  109. Water analysis report
  110. What can I do.
  111. low PH problems
  112. Why are chloramines so bad for R.O.?
  113. Baking Soda vs Washing Soda
  114. Phosbuster pro
  115. RO saltwater question
  116. Red Sea Coral Pro Salt Mix
  117. Why has my alk level stagnated?
  118. Help with Red Sea test kits
  119. Calcium to high
  120. Cant keep control of alk when using limewater?
  121. So what are your ppm's?
  122. false nitrates
  123. reducing pH to test for phosphate level
  124. source wanted for bulk purchase of calcium hydroxide and ferric oxide
  125. Hach and LaMotte Nitrate Kits
  126. Randy's two part dose help
  127. Little help with dolomite...
  128. alk ?'s
  129. The ONE reason why I'd leave this hobby behind
  130. reducing ALK water change
  131. Anyone have any good water plant stories?
  132. Two part help
  133. Vodka to lower Nitrate Levels
  134. Couldn't find Dowflake-will this work?
  135. Whatever happened to Craig Bingman?
  136. dripping kalk and calcium reactors
  137. Alk way too high, need help!
  138. Saturation
  139. cycling water parameters?
  140. Yes/no Amquel with Formalin
  141. ph problem
  142. refractometer question
  143. potassium permanganate effects on GFO
  144. Reef safe water sealer?
  145. Kalk mixing how much
  146. Recipe #1, Part 2: The Alkalinity Part
  147. Crystal Sea® Bioassay Laboratory new Formula
  148. Ca+ reactor to top-off H2O?
  149. DI rinse
  150. steel shot in fish only tank - rust a problem?
  151. Nitrates in a mixed LPS/SPS
  152. Mixing kalkwasser with soda water.
  153. CO2 and Alk
  154. Randy is this Calcium Chloride ok for use?
  155. Is this the kalk i should order?
  156. Phosphate remover question
  157. Activated carbon
  158. Hach PO -19 test kit readings
  159. My refractometer is way off when testing with Pinpoint 53mS calibration fluid
  160. Kalkwasser Poll
  161. What would cause this???
  162. High alk and low PH?
  163. how to figure out top off
  164. opps read the test kit wrong HELP!
  165. Alk tests disagreeing
  166. alkalinity
  167. Effluent and/or Ozone into a skimmer
  168. hair algae
  169. GFO effect on skimmers?
  170. alk. lower than calc.
  171. Low magnesium and low PH
  172. Slightly confused on two part recipe.
  173. What additives promote coraline growth?
  174. How do I fix low salinity?
  175. Water Glass (Sodium Silicate) Concentration
  176. Awkward TDS reading from top-off water
  177. Recipie #1, part 3A
  178. Magnesium Mixture: Randy's 2 Part DIY
  179. assuming I want to add Kalk to my tank....
  180. High Nitrate issues
  181. Kalkwasser substitute
  182. AquaC Complete 2 part supplement
  183. Salifert test kits
  184. Eye Drops, Volume of 1 Drop?
  185. Expiration of Trace Elements
  186. Help! My pH is 8.7 and rising!?
  187. Boy, I almost messed up
  188. Will cooper kill zoanthids?
  189. Few Basic Kalkwasser Questions
  190. help with dosing Calcium
  191. Ozone help! Ozone causing Headache??
  192. how much purple up do I need for cycling for my 130g system for one month?
  193. TDS readings, is this bad?
  194. purple and red mushrooms melting?
  195. tecinal dificulties in text
  196. kalkwasser Question.?
  197. Magnesium chloride hexahydrate
  198. Stink grey sand under corals???
  199. Looking for a PO4 a nd NO3 test
  200. Some question about calcium carbonate
  201. Help Please
  202. DIY Rock Curing: Chemistry Help
  203. tapwater and water conditioner
  204. Skimmer is in Overdrive
  205. diatom filter media
  206. Amino's
  207. Salinity level effect Ph?
  208. Co2
  209. Elimiphos, This time I will ask BEFORE I buy
  210. Phosphate and Calcification
  211. Co2?
  212. new quarantine tanks and nitrite
  213. Using freshwater test kits for saltwater
  214. Starting to use Randy's two part.
  215. would putting slate in my reef tank cause any chemistry problems?
  216. Anyone have a brown slime covering almost everything before?
  217. ph problems
  218. Bound Phosphate?
  219. "static guard" reef safe?
  220. Best to test Ca, Alk, Mag day or night?
  221. Sea Lab #28?
  222. Calcium at 860
  223. what about dropping a mineral pill, eg, mg, K, into the sump to dissolve?
  224. Very low Ca level effluent from reactor
  225. UnHealthy sand?
  226. Low PH, Kalk a possible remedy?
  227. Major issue, salt I think
  228. Calcium Reactor Questions
  229. Calcium And Alklanity Problems
  230. Buying a TDS meter - what should I look for?
  231. Storing Dr. Randy's DIY 2 Part Supplement
  232. What is the self life of the Salt mix?
  233. i need help!!!!!!
  234. TDS in the aquarium
  235. phyto additives...
  236. Potassium calibrating mix
  237. Phosban Vs Rowa Phos?
  238. RO/DI water and TDS
  239. test kit shelf life
  240. Question on magnesium
  241. Impact of mild Alk swings?
  242. Bad batch Tropic Marin Pro Salt-Question
  243. Please assess/interpret my readings
  244. Questions on Cyanobacteria and treatment methods
  245. baked baking soada
  246. How to make DIY LR?
  247. help with alk & PH
  248. A Question on Limewater
  249. new guy. help with ph and nirate levels!
  250. Low pH High dKH low CO2 High Ca