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  1. Need chemistry assistance for Mg
  2. Bringing Alk and CA down
  3. Anyone using dowflake for 2 part
  4. Test Kits
  5. brownish/yellowish colored water.
  6. Water chemistry for Magnesium Sulphate Heptahydrate, Magnesium Chloride & Calcium Chl
  7. Denitrification in recirculating systems: Theory and applications
  8. Good test kit to buy
  9. salt mix calcium alk mag levels 2013....
  10. Mg and Ca high
  11. do you add lanthanum chloride directly in the display tank ?
  12. Another Dry Rock Phosphate ?
  13. Can Mag supplement be mixed with two part dose
  14. Ca and Alk
  15. Is this correct?
  16. Phosphate
  17. safe reflective metal
  18. Advice for a Color Blind Reefer and Water Testing?
  19. Dosing Sugar Solution?
  20. alk dropping but calcium remains?
  21. Vinegar Dosing Question vs Biopellets
  22. Help tank is Cracked
  23. Macro Algae and SPS Question...
  24. Major alk depletion, cal and mag good
  25. Advice needed on a fully stocked coral tank with ammonia spike
  26. when is the best time to measure the alk ?
  27. Hanna phosphate checker (green) and HI93713 reagents
  28. Need help identifying
  29. A little advice please
  30. Help with Apex Program for 2 Part Dosing
  31. Mag high, Alk low, Calcium sort of low.
  32. Continued algae growth using GFO and Biopellets
  33. 2 part help
  34. rowaphos
  35. IntelliTEC water tester...quality & battery replacement?
  36. Rusted pieces of metal fell off of light into tank
  37. Testing after dosing 2 part
  38. Raising Alk ???
  39. gfo
  40. Can this cement be used?
  41. Purigen, Carbon, or CP
  42. Removing Sump
  43. Where are my Chemicals Going?
  44. magnesium a little high
  45. API Reef master Test kit
  46. What's the amount of vinegar per gallon to hype kalk?
  47. Iodine overdosing
  48. vodka vinegar in large reef
  49. Balling method for calcium/alk/trace elements
  50. Unsure if live rock is contaminated..need info please
  51. Fish/Coral problems
  52. hanna phosphorus ulr & phosphate checker difference?
  53. 2 part dosing and Kalk in the ATO
  54. What causes redslime on sand bed?
  55. salinity help?
  56. What supplement can I use for Biodigest?
  57. The trinity question, alk little low.....
  58. Need help raising Mag
  59. upgrading tank-new water question
  60. Has anyone used scientific methodology to test instant cycle bacteria?
  61. New Tank Syndrome or Too Much Detritus???
  62. Nitra-Guard Bio-Cubes Review
  63. 180 gallon sps - calcium reactor or dosers?
  64. Which Test Kit?
  65. C-balance and copper
  66. Safely raise PH?
  67. Changing water without cleaning main tank?
  68. gfo from culligans
  69. Bought some PhosGuard..
  70. Saltinity
  71. alkalinity level low
  72. Small marine biomes?
  73. What are buffers for?
  74. Stopped Carbon Dosing.....Now What ?
  75. help me figure out dosing ml's pls...
  76. carbon dosing
  77. DIY kalk reactor
  78. High Capacity GFO- BRS vs. Filter guys
  79. Doser pump questions---now I need less alk/cal supplement?
  80. Kalk in ATO not keeping up already???
  81. Problem with my phosphate testing
  82. "Polyphosphates" in fish food? Need some advice
  83. Ph swing question
  84. metal screws on pump
  85. hanna hi713 checker- how to get all the powder into the viral?
  86. Why does my Magnesium never change
  87. Peroxide dissipation question
  88. PH climbing for a week, should I be concerned?
  89. Bacteria Bloom??`
  90. Kalk + vinegar
  91. Problem with dosing b-ionic
  92. Low pH -7.73 - how low is too low?
  93. Need to increase Magnesium
  94. pH going up with lights on
  95. Help regarding calcium flake
  96. Dinoflagellates.
  97. Miss calculated Water change percentage....
  98. Using UV and Ozone with ionic copper sulfate
  99. Calcium 575 mag1750 help
  100. Replacement ends for 1ml titrate syringe - Red Sea
  101. New member with Alk Depletion Issue
  102. Calcium Reactor+ Kalk=eventual mag dosing?
  103. pH low, Alkalinity high
  104. Cloning and Characterization of Four Novel Coral Acid-Rich Proteins that ...
  105. RO vs Non-RO water questions.
  106. Does Kalkwasser Fuel Algae Growth?
  107. freshTANK- want to get some opinions after first test
  108. starting bio-pellets
  109. Simple Cal and Alk advice.
  110. BRS 2 Part Dosing Help
  111. ORP question
  112. Low pH Help Needed
  113. Phosphate problem or equipment problem?
  114. Lanthanum Chloride (SeaKlear Spa) - too much?
  115. Should I change ALK with Calcium
  116. High Phosphates
  117. Best type of Calcium supplement for dosing?
  118. crazy clean tap water, do I need DI
  119. Stop kalk stirrer.
  120. Open windows is not an option in Vegas. Suggestions please!
  121. PH Question
  122. Rinsing sand!
  123. Moving from Baltimore to Florida
  124. another which ro di unit
  125. reef keeping without water bills
  126. Need advice for nitrate spike.
  127. Another high phosphate thread. Help!
  128. TDS, DI filter
  129. Anyone ever experimented with live rock required?
  130. Calcium and Alkalinity Depletion
  131. How much moisture bakes off of baking soda
  132. high calcium
  133. What's up with this Cyano?
  134. Can I mix Hydrogen Peroxide and Lanthanum Chloride?
  135. Small scratches on Hanna cuvettes ok?
  136. PO4 in new rodi water
  137. Magnesium consumption
  138. cloudy water
  139. looks like i have diatom problem. any suggestions?
  140. Poly filter pricing
  141. Nitrate/nitrite poisoning!
  142. Alkalinity released from dying GHA?
  143. Travertine tile for tank bottom
  144. Rowa Merck high sensitivity phosphate test kit
  145. Magnesium chloride and potassium chloride
  146. RODI PO4 reading
  147. Erythromycin
  148. Alkalinity demand greater than calcium
  149. 2 part dosing & auto top off
  150. High Alkalinity
  151. Lowering instant ocean alkalinity.
  152. Is my dk/kh too low?
  153. calcium precipitation
  154. PH Drop with Air Condtioning On
  155. SICCE CO2 LIFE feeding a Calcium Reactor?
  156. ebay PH tester
  157. Overdose potasium
  158. 2 part adjustment post sps
  159. Kalkwasser or 2-part deliver more Calcium
  160. How problematic is weekly or biweekly two part dosing???
  161. Adding granulated sugar to reef.
  162. Bacteria, localized low pH, and Phosphate
  163. What's up with my cycle?
  164. New tank..Fishless cycle..Damn ammonia!
  165. Cloudy tank and low pH
  166. Is this normal when dosing alk?
  167. ???? Running Ozone Generator and BioPellets at the same time?????
  168. PH level Sulfur denitrator
  169. Calcium not depleting in my 60g reef.
  170. How long is too long?
  171. Unhappy SPS
  172. Hanna instruments digital testers
  173. parameter rookie with ADD
  174. Salinity & Temp
  175. Detritus in the ocean
  176. How much Limewater at a time?
  177. Best testing kits to start with
  178. question no3 no3-n, po4, p2o5
  179. RedSea Test Kit accuracy
  180. Need to raise ALK without raising pH much
  181. Saturated DIY 2-part
  182. Use of Boric Acid/enhanced red in sps?
  183. Lanthanum Chloride or Muratic Acid bath
  184. industrial grade calcium chloride 2 part mix
  185. Does chaeto in ULNS leach back P04?
  186. calcium nitrate calculation
  187. high Ca levels
  188. Rowaphos dark red color.
  189. Ammonia levels high
  190. Raising CA but not Alk?
  191. LaCl3 Dosing
  192. Sudden Alk and somewhat sudden Calc Drop
  193. new batch of esv 2 part alk and calcium rising
  194. magnesium help
  195. Drinking Calc/Alk
  196. Seachem PO4 Multitest sample volume?
  197. Vodka dosing questions
  198. chloramine treatment with UV
  199. Not enough evaporation
  200. NaHCO3 + Vinegar, possible?
  201. Looking for a new alkalinity test, possibly others
  202. What is in my water?
  203. Denitrator dual chamber sulfur and calcium
  204. Fritz Pro Aquatics Complete Marine Salt Mix
  205. Salifert test kit questions
  206. Fully dissolving Kalkwasser powder
  207. Kent Marine Nano Part A & B
  208. Algae Problems....
  209. FasTest alkalinity test question
  210. Can you mix chemical in the same container?
  211. First time using 2 Part...a couple questions
  212. Randy's Links page in archives
  213. Failsafe Kalk Use?
  214. vodka vinegar again and again
  215. BEST way to reduce phospates ideas?
  216. can i just increase salinity by adding salt to the filter bag ?
  217. I just quit!!!!!
  218. Balancing parameters in a new aquarium
  219. Lanthanum chloride on base rock.
  220. PH Buffer
  221. Why do water changes to control algae when reading 0 P04/NO3?
  222. Is detritus a problem
  223. Dosing Kalk at night
  224. Scraping off coralline--will alk/cal demands change?
  225. Bifuran dose for zoa pox
  226. Fluval trace elements additive
  227. Api
  228. I quit part 2
  229. High nitrates, low phosphate
  230. Low pH constant issue...
  231. Kalkwasser Newbie
  232. SPS recommended dKH and CA+² levels
  233. ALK Levels
  234. Preservatives for thawed frozen mysis?
  235. Rodi
  236. Tank moved. Nitrate Spike. Coming Down Slowly.
  237. Can I save my pH calibration fluids?
  238. Coralline Algae Scraping
  239. Reef Genesis Systems
  240. Kalkwasser/ vinegar dose question
  241. Cyano is a mystery for me now!
  242. Chemipure elite in a new reef
  243. calcium carbonate precipitation?
  244. The API Nitrate Conundrum
  245. It's snowing !
  246. Make up water alkalinity dropping a fair amount
  247. Initial cycle question: was that it?
  248. Is "sparkle" a good product?
  249. Help me understand lack of calcium uptake
  250. Dosing.....