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  1. Ozone passing through a uv light, what happens?
  2. RO Water Question
  3. Randy?? Explain EC/TDS Ratio..???
  4. rio meltdown aftermath
  5. Advanced Aquarist PH article
  6. carbon
  7. Tuffa Rock and Phosphates
  8. Need More Brown Diatoms!
  9. Will Carbon have an effect on supplemental vitamins?
  10. Newbie water question
  11. 316 Stainless Steel
  12. Infomation Overload
  13. Calcium and algae
  14. Killing Hair Algae - Revisited
  15. Skipping the Cycle?
  16. ascorbic acid/vitamin c
  17. I need to calibrate my pH monitor, anything I can use @ home to do this?
  18. ph probe question
  19. need a question answered??
  20. Question about Kalk and Alk
  21. question on pickling salt
  22. Little fuzzy about Baking soda?
  23. Lace Rock in Reef
  24. Don't add what you can't measure.
  25. Strontium values in Oceanic
  26. Dissolving aluminum
  27. help with water chemisty
  28. Zeovit chemistry question..
  29. Aragonite sand as a buffer or myth?
  30. Good, but strange algae response to kalk.....
  31. Overdose
  32. Geology Q: Aragonite or Calcite
  33. Calculating dKH from KH
  34. Yet another Calcium question! Are we boring you Randy??
  35. Stability of PH Solutions
  36. Conductivity of Stored RO
  37. Kalkwasser-calcium reactor media
  38. copper in B-Ionic
  39. High calcium in lake water
  40. Raising PH in QT
  41. Trouble OVERDOSE with Ca+
  42. is Fabric dye like RIT reef safe
  43. Randy's first article in Dutch?
  44. low pH problems
  45. Copper absorbed by silicone?
  46. what do you think about this randy?
  47. ph/carbon dioxide
  48. Spiffy article I ran across: A Comparison of Terrestrial and Marine Chemical Ecology
  49. Another Alk?
  50. QT Problem !!
  51. Monitors and Controllers
  52. Dosing and Combo Dosing
  53. Lost Calcium Nutrafin (Hagen) Test booklet
  54. alk and ph
  55. Phosphate precipitation
  56. Adding large amounts of Calcium at once..
  57. Cloudy (white) water
  58. Iodine??
  59. Calcium and Alk test kit recomendations...
  60. Ph Problem
  61. Do our RO units remove the fluoride from the tap water??
  62. Randy, I have a Calcium Hydroxide batch analysis for your review.
  63. Calcium Gluconate dose ?
  64. Calcium Chloride - Qik Joe's
  65. Potassium Permanganate
  66. Co2 Producers/user In The Tank?
  67. Water Change Levels.
  68. Dowflake and Home Depot
  69. how to make up and dose Kalk
  70. 2 part storage containers
  71. Pre-filter die kalk solution?
  72. Natural History of Corals and Thier Environs
  73. looking into dripping kalk
  74. limewater prob.
  75. Read your articles on CA/Alk - I'm not sure of my next step
  76. Excess C02 in home?
  77. How come my tank's Magnesium is so low while the Calcium is normal?
  78. High Salinity Top Off
  79. Applying Dr. Holmes-Farley's Two Part Recipe
  80. Ozone question
  81. Carbon and auminium
  82. calcium slowly on the rise?
  83. Do I have to drip Kalk in?
  84. My strange nano chemistry....
  85. Phosphate problem?
  86. are water changes even necessary after cycle dosing bionic?
  87. water quality
  88. Using Aquacontroller to contol Calcium reactor
  89. A rock 'cooking' question.
  90. PH upto 8.5 and drops rapidly
  91. Aquariumplant fertilizer?
  92. Substrate=Concrete
  93. Iron Dosing When Using Phosban
  94. Which pH scale is hobby standard?
  95. Pickling Lime or Calcium and Alk Supplements?????
  96. Kalk Reactor Question
  97. The more I read the more lost I am
  98. Calcium hydroxide in freshwater revisited.
  99. IO precipitation?
  100. Symptoms of overstocking
  101. Using Reef Chemistry Calculator question
  102. Salt Creep question
  103. algae problem
  104. RO-DI water
  105. premier ro/di unit
  106. Question about PH
  107. TDS mystery
  108. Did this screw in my tank cause havoc?
  109. mg levels and mangroves
  110. another alk question
  111. Cloudy water
  112. Low pH? Yes, you should worry
  113. Ornl/cdiac-105 Co2 System Calcualtor
  114. Phoshate question
  115. High Alk, Lowish pH, and So So Calc??
  116. Hach PO-19 help
  117. tank temp and diatoms
  118. Another what should I do next question
  119. Dripping Magnesium??? How to. I guess you could??
  120. I did something stupid
  121. Raising Kh And Mg... Reactor Or Other
  122. quick question about KH and Alk
  123. low ph
  124. My First Alkalinity Kit: Hach
  125. possibly an incredibly urgent question
  126. Ro/di
  127. phosban
  128. what time to top-off water
  129. Evaporation Rate
  130. tight house, low ph, bicarbonate?
  131. Alkalinity Problem!!!
  132. Hi Ca And Alk
  133. homemade 2 part question
  134. nitrite toxicity again
  135. Sudden drop in dKH
  136. Randy: Chemi Pure
  137. Impossible Ca...560??
  138. mixing additives
  139. Limewater question for Noob
  140. Magnesium calculator
  141. Should I switch back to my old salt?
  142. Help I goofed
  143. 2 pH test kits don't seem to work...
  144. Iron Oxide Phosphate Removers and Alkalinity
  145. How does Potassium Permanganate deplete?
  146. Reef Crystals vs Instant Ocean
  147. ph question
  148. FRP reef safe?
  149. Affect of Light/Heat on Kalkwasser
  150. Coins or other things in your tank
  151. Alk creeping up, Ca won't budge
  152. what should be used to set Instant Ocean to desired levels?
  153. Testing For Alluminum ??
  154. Help me with my stubborn water chemistry
  155. Corals: The Marine Aquarium Magazine
  156. 8.5 PH after I switched to halide
  157. Another Alk Question
  158. Ca & Corraline
  159. Randy's home made calcium and buffer
  160. Salility question
  161. Calcium question - how to keep levels high
  162. PH Meter Calibration
  163. Silicates "Specific?" DI Cartridges
  164. Conditions for abiotic precipitation of CaCO3
  165. CA and Alk Interpretation ???
  166. new tank calcium low level question
  167. phosphate vs nitrate question
  168. Moved Tank - Very low PH, Very High Alk?
  169. PH probe problems
  170. Pickling lime and PO4?
  171. can copper get by an RO\DI unit
  172. Dosing Somatropin?
  173. dropping ph
  174. Possible problems
  175. What are your thoughts on the Zeovit method?
  176. fixind ph drop with an air pump
  177. could a rusty claw be the culprit ?
  178. Dosing Magnesium and Iodine
  179. Low calcium, high alk
  180. Corning 320 ph meter
  181. White Fuzz growing on rocks.
  182. Magnesium Test Kit Problems
  183. (Alum) in SW... for phosphates?
  184. removal of phosphates via precipitate
  185. copper sulfate in food
  186. Nitrite & Nitrate spike
  187. BAFFLED, please help!
  188. Buffer newly mixed saltwater
  189. B-Ionic question
  190. High Alk
  191. Calcium reactor theory
  192. Oceanic again.....sorry
  193. Epsom Salts
  194. Question about two-part additive with kalkwasser
  195. Dosing Randy Homes-Farley's Homemade Additive
  196. Home Depot Buckets
  197. High ORP
  198. So Randy....When you gonna write a book for us????
  199. Turbo Calcium question
  200. ORP of 150 with new ACII
  201. amino acids
  202. Calcium acetate causing crash?
  203. dowflake
  204. CaCO3 saturation state question
  205. If price was not the issue what is the best salt ?
  206. Calcium and PH
  207. Hormone/Somatropin
  208. Chemistry issue causing micro bubbles?
  209. Ammonia Kit not working
  210. ICP results, a few concerns!
  211. HELP !! glass thermometer broke!!!
  212. Magnesium supplement
  213. phosphate control
  214. TDS Readings
  215. Bug spray?
  216. Phos-Buster ???
  217. Red Sea Ammonia Test Questions
  218. What should levels be?
  219. chronic high pH
  220. need quick response about steam distilled water
  221. Pickling Lime Yellow
  222. getting rid of cyano?? help please
  223. Keeping Calc and Alk steady when travelling?
  224. Buying used acrylic tank for reef
  225. where can i find info on this?
  226. raising ph without raising alk or ca.
  227. Is mg probably my problem?
  228. Test kits to measure everything
  229. ozone
  230. calcium question
  231. Conductivity Meter
  232. Easiest Ca & Alk testing
  233. Buffering pH while keeping Alkalinity levels safe
  234. How does mg get depleted so quickly???
  235. B-ionic pert 2 alk
  236. naturally lowering phosphate in the reef tank
  237. Did I contaminate my tank with aluminum?
  238. Salifert "all in one"
  239. Too Much Calcium
  240. Just a stupid question for Randy
  241. Randy, desperate serious thread
  242. High Phosphate=cloudy water
  243. Need a quick answer
  244. Sand Bed
  245. Sea - Lab ?
  246. High Magnesium Levels
  247. Yet another Dowflake alternative question
  248. PH Balance
  249. thermometer broke...just wondering
  250. Need Help with pH,Ca, & Alk