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  1. What type of Refractometer do I buy?
  2. B-Ionic Two pt?--using one pt alone
  3. Pura NitrateLock
  4. high PH, please review my plan
  5. salinity controller?
  6. Ozone Safety Warning!!!
  7. Your ozone project
  8. Top Off ?
  9. Calcium balance crisis...
  10. Another convert to refractometers
  11. Confuzed......
  12. dosing question
  13. CaCO3 ppm for Calcium
  14. High calcium
  15. Mg Dosing Question
  16. High Ph
  17. B-Ionic for topoff
  18. Red Sea Calcium Pro test
  19. Super low pH
  20. Another substitute for Dowflake?
  21. Preserving Fish
  22. So lemme get this straight....
  23. Algae control and reef chemistry
  24. iron oxide hydroxide
  25. phosphate sponge
  26. Shelf life of Salifert test kits?
  27. Ozone!
  28. High calc stable alk correction please
  29. Test Kit Suggestions
  30. Why do water changes?
  31. Dip tests...
  32. phosphates
  33. Kalkwasser, volume, amount
  34. Dosing method ideas?
  35. losing alkalinity
  36. Diatoms?
  37. Anyone use Kent Tech A&B here? Need some info?
  38. CR question help?
  39. Saltinity level ?
  40. Just how high is my calcium?
  41. reef calculator problem - maybe
  42. Reducing High ORP
  43. lo ph
  44. calc/alk good, low PH problem
  45. Iron supplement in reef aquarium
  46. Opinions Please
  47. is this ro/di good?
  48. Wa Hoo. I hit 40,000 posts today!!!
  49. Alkalinity measurments and filtering seawater
  50. Low Ca - need help raising it
  51. Randy!!! What do you think of this???
  52. Substitute for part 3 of Recipe 1?
  53. Sodium Bicarbonate
  54. Crayola Kalkwasser
  55. Iodine ????
  56. nitrates, and their effects.
  57. question on vinegar treatment
  58. Alk question
  59. Dosing effectiveness, do I change or keep going?
  60. alkalinity and ph problem
  61. Phosphate Reduction
  62. O3 Question for Randy
  63. Pale Corals Low Growth rates
  64. mag ASAP
  65. phosgaurd....
  66. Macroalgae going sexual
  67. calcium and KH levels help
  68. purple & pink algae/nitrate level
  69. Using Phosban
  70. help!!!
  71. treating for chlorine/chloramine and heavy metals
  72. Could the lead harm coral or fish?
  73. Don't mix Turbo Calcium with baking soda!!
  74. Phosban reactor
  75. Ozone Article posted
  76. Kalk raising ALK too high
  77. Arm and Hammer Deodorizor
  78. using additives
  79. A list of Randy
  80. Kalk ?'s
  81. Randy's 2 part additive
  82. Distilled water ??
  83. Again with the pH
  84. Reef filler Dosing pump
  85. ORP...please explain
  86. Can't get calcium or alkalinity up
  87. Carbon: How Much/How often?
  88. Nitrate
  89. could a filter like this be possible?
  90. DIY kalk questions
  91. Losing the Ca/Alk balance
  92. chlorine remover
  93. High calcium levels
  94. ammonia off the charts... is it dead
  95. Randy Holmes Farley-Cal/Alk supp system
  96. red slime! why?
  97. Unfamiliar salt type
  98. iodine issue question
  99. Salt Water Safe?
  100. Lowering Specific Gravity
  101. Question about Baking soda!
  102. A few things I need comments on.
  103. Can MgSO4 be blended with CaCl2 or NaHCO3?
  104. Will low kh prevent organisms from calcifying
  105. Reef Evolution Suppliments... too much, too fast?
  106. Automatic spill power cuttoff??
  107. Low PH, High ALK
  108. Calcium high, Alk High, Nitrates High. help
  109. Prestone Driveway Heat not pure?
  110. calcium and milky water, need a little help
  111. Dropping Magnesium?
  112. niTRITE discussion
  113. PH and Ozone?
  114. High calcium level in reef tank about 600 ppm
  115. Pur-Cal? Can I dose?
  116. Mixing gac and phosban
  117. CA Reactor vs Home Made 2 Part
  118. Algae Problem... are ORGANIC phosphates the issue?
  119. High Magnesium and Calcium
  120. Phosphates precipitating at pH 8.5
  121. is Teflon safe?
  122. Alk problems need help!
  123. Ca Reactor or 2-Part doser?
  124. Salinity VS PPM
  125. drips per liter?
  126. mixing salt manufacturers
  127. IO adjusting?
  128. Measuring Water Parameters by Laboratory Methods
  129. evaporation question
  130. PH and Temperature in Sea Water
  131. Sawdust ???
  132. How lethal is Greased Lightning?
  133. What containers are safe for RO water?
  134. phosguard
  135. Magnet dust from PH's reef safe?
  136. carbon and corals
  137. Is there an homemade alternative for Purple up and Bionic
  138. Where does the ALK go?
  139. Upcoming article possibility: what chemistry is different in marine vs fresh?
  140. What is this weird stuff growing in my phosban reactor?
  141. High Ph 8.5
  142. ALK/CA, pH, B-Ionic and something not right.
  143. calcium reactor question
  144. Water change
  145. Tongue is constantly numb near my fish tank...
  146. Should my tank's pH rise in the evening?
  147. Can carbon affect pH?
  148. interceptor treatment and carbon
  149. Strontium
  150. Homemade Calibration Solutions: measures not as precise as thought
  151. Can you over-boil carbon?
  152. RO/DI Top Off Water and Alkalinity
  153. pH sensors
  154. Randy whats that vodka method of removing nitrate
  155. kalk contributes to nuisance algae?
  156. iron for macro-algae
  157. Regenerating DI Resin
  158. Maintaining calcium
  159. Ph?
  160. Phoslock?
  161. cycling nitrite issue
  162. Calcium Top Off Water
  163. Magnesium Chloride Issue
  164. specific gravity, can it be calculated when combining volumes?
  165. Trivia Question of the Week!
  166. I hate ORP!
  167. How low to let pH go during cycle?
  168. Slow Down Effluent
  169. Super Low PH part 2
  170. Storing Saltwater
  171. Is this a normal thing??
  172. Kalkwasser reactor replenishing
  173. High Fluctuations in Magnesium Level
  174. pH enigma
  175. Using the reef calculator
  176. Phosphat Reality
  177. Iodine
  178. ozone?
  179. Can Shifting Sand Cause Phosphate Rise?
  180. DSB and water flow
  181. freshwater dipping
  182. lowering ALK
  183. dripping kalk into refugium
  184. Do fish care about high alk?
  185. Copper question for the chemistry gods
  186. Refractometer
  187. what do u think of this CA?
  188. fine tuning ALK supplement by adding CO2 to reactor??
  189. High PH/ CO2 question
  190. tank aeration
  191. Calcium reactor effluent numbers?
  192. How much reef builder to make 1g of Alk for 2 Part??
  193. copper / liverock
  194. What attributes to excessive algae on glass?
  195. PH Help
  196. phosphate
  197. mag flake?
  198. sudden kalk and alk drop
  199. phosphates in LR
  200. Hydrated Lime?
  201. Are "Kalk" and "Calk" the same?
  202. How to raise Alk?
  203. another alk question
  204. Test Kits
  205. Alternative Calcium / dKH buffer question
  206. Randy, Somthing to check out
  207. calcium
  208. leather corals?????
  209. Magnesium substitute
  210. Alkalinity and nitrification...
  211. Cyanobacteria
  212. Mixing the Alk Portion of DIY 2 Part
  213. Can phosban cause algae growth
  214. Chemisty number ?
  215. noob's Q about Alk DIY recepie
  216. toxic are not
  217. Best way to lower alk
  218. ever use this
  219. Blizzard in tank....
  220. baking soda addition
  221. cal and alk balance
  222. Alkalinity vs dKH
  223. Randy, are you doing a study of different iron-based phosphate removal media?
  224. Burnt microwaved popcorn fumes, KILLING my tank!
  225. Conductivity, Ca and Mg
  226. Adding other trace elements to 2 part?
  227. Randy Help rising DKH and ALK
  228. rasing mag using mag chloride
  229. Alk too high, best way to lower?
  230. pH - Alk: help please
  231. reactor maintenance
  232. copper
  233. Strontium Testing question
  234. Bulk source for GFO (granular ferric oxide)
  235. What should I be doseing?
  236. Raising Dkh ?
  237. help with fishtank and paint thinner
  238. Peroxide for algea killing?
  239. PH issues
  240. Zero PO4 but Brown Algae Still Present
  241. iron-macroalgae
  242. Alkalinity Standard
  243. IO and Reef Crystal leave a film.
  244. Dosing of Randy's Two part?
  245. dKH up = Ca down?
  246. RHF Homemade Refracto Solution
  247. MgCl analysis, is this OK to use?
  248. OT. Triglycerides
  249. Calcium problem - need input
  250. Extremely lazy -- please help (Kalk mixing w/diagram)