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  1. conductivity vs TDS monitor???
  2. Red Sea Ca Mini Lab
  3. Magnesium
  4. reef chemistry for dummies?
  5. Salt question
  6. How long is Kalk mix good for ? and...
  7. Check understanding on PH, Alk, CA
  8. How reliable are old test kits?
  9. Salt, heavy metal buildup, and carbon question
  10. Our water company is treating now treating our water with chlorine
  11. Purigen bags?
  12. Shelf life of Chemipure and Phosguard?
  13. most accurate brand of test kits ?
  14. low alk x low calcium
  15. lugol for iodine suplementation
  16. Selifert Calcium Test kit question
  17. What is your opinion on the cause?
  18. Crystal sea and the dechlorinator
  19. Tap water quality
  20. If I am to test metals in my water, what will be your suggestions?
  21. One gallon Jugs are they safe to use to store ro/di water?
  22. Them thar toxins.
  23. Chemical tracer to figure out total water in system
  24. Adding turbo calcium
  25. diff. between 2-part additives
  26. kalk Reactor Mixing
  27. Water Chemistry and Coral Color
  28. What's a good ammonia source?
  29. Accuracy Of Test Kits
  30. B-ionic
  31. Free or Total Ammonia?
  32. Chelated Iron Dosing Error
  33. Copper Levels????
  34. Conflicting Tests Hagen vs. Salifert! Help
  35. New kalk reactor
  36. ? about vinegar
  37. Partitioning of copper at concentrations below the marine water quality criteria.
  38. Mercury Question
  39. kalk question
  40. What happens if an RO is used after no use?
  41. Instant Ocean
  42. Need what to make PURLE LIVE ROCKS?
  43. potassium chloride?
  44. Chemistry Question Alk and Calcium
  45. removing phophates
  46. Alk / PH questions...
  47. Will skimmer remove additives?
  48. Salinity Conversion - SG <--> %
  49. Nitrates and Bio balls?
  50. Tropic Marin Biocalcium, alkalinity supplement needed?
  51. using a pH meter
  52. Is kalkwasser unusable if you add too much kalk?
  53. new start
  54. 55 gal drums for ro water how to clean?
  55. Water Parameters
  56. Stumped? Any help would be greatly appreciated.
  57. Raising Calcium
  58. Bubble count
  59. Test Kits
  60. TDS exactly what info is it providing
  61. Buffer top-off water?
  62. Salifert Calcium help
  63. false positive readings
  64. First Iodine Article Posted
  65. Confused about specific gravity versus salinity
  66. Calcium hidroxide
  67. southdown question
  68. ph rising, no really rising
  69. Green Water!!
  70. Mixing Kalkwasser
  71. Copper Concentration Limitation
  72. Additives for a reef tank
  73. Diffusion rate for salts into fresh water?
  74. Ammonia Spike in 7 month old tank
  75. Confused about the Salt Analysis Project
  76. E-Pure & ICP Machine
  77. Lost my Salifert package insert
  78. Is calcium used in the process of organic breakdown in a tank
  79. high Alk?
  80. converting sodium bicarbonate to sodium carbonate
  81. How do you find the phosphate from the Water Quality Report?
  82. Low Ph
  83. Alkalinity/Calcium
  84. Copper and coraline algae
  85. yep another alkalinity question!
  86. Whre to measure dissolved oxygen in aquarium
  87. alk/ph
  88. Calcium reactor effluent Q's
  89. Wash Soda
  90. Question about reactor, please???
  91. waiting for test kit
  92. Saturation question.
  93. A Metal Decontamination Technique
  94. Calcium Reactor question???
  95. What would make a skimmer go extra crazy?
  96. Liquid bleach...
  97. plastic leaching & carbon
  98. Digital titrator problem
  99. solvent-welded joints; plastic aging
  100. Faulty Alk Test Kit?
  101. high Alkalinity help
  102. 9.0dkh and 400 calcium.... is this ok?
  103. P.H. going Down
  104. Distilled water pH?
  105. New tank and DSB, low pH
  106. Aragamilk.
  107. Problem if Kalkwasser gets hot or cold?
  108. saltwater + sugar = disaster?
  109. question for limewater users
  110. Ca level in limewater
  111. Extremely High Nitrates
  112. overdose limewater
  113. Phosphate
  114. OT, sortof.
  115. Are our tanks metal limited?
  116. Aragonite Buffering
  117. Alk/Calc/pH
  118. Alk and Ca tests
  119. B-ionic
  120. Ron's assay's
  121. Sodium Bicarbonate lowering Ph, Why?
  122. Raising pH after installation of calcium reactor
  123. can you convert these?
  124. Using ESV B-Ionic to get rid of dinoflagellates
  125. Calcium/Alk testing
  126. powerhead and copper
  127. ESV B-Ionic ???
  128. maintaing alk and Calcium in large tanks
  129. Calc high / Alk low
  130. UltraPure In-line TDS meter
  131. My own IO test results are out
  132. dosing without a doser
  133. Water conditioners?
  134. sea salt which is the "best" and has 0 % no3 ??!!??
  135. Calcium Chloride ?
  136. Thank you Randy!
  137. Why is "homemade" buffer a mix of washing soda/baking soda?
  138. What should I aim for?
  139. The gift that keeps on giving
  140. Api
  141. Co2 and tubing
  142. ARM vs Crushed Coral
  143. two questions
  144. Stainless stl. safe?
  145. conductivity and tds of limewater
  146. New revolutionary product!
  147. trace elements and additives in a fowlr tank
  148. Exposure of calc mix to C02
  149. A new job for Boomer?
  150. Help!
  151. Dosing kalk before it settles... Oh my!
  152. Question about salt using ASTM D1141-52 specs.
  153. normal ph, normal calcium, high kh? newbie needs help
  154. how can I safely lower dKH?
  155. Help! Things dying, high dKH!
  156. Heavy metals in Southdown...hmmm
  157. can not raise calcium
  158. Make-up water snowstorm
  159. Toxic Metal Sponge?
  160. Randy Moved On?
  161. how did my ph go from 7.7 to 8.5
  162. How does phosphate sponge work?
  163. Q: Relationship between Salinity and Calcium/Alkalinity
  164. Where does the Alkalinity go?
  165. Salt creep?
  166. Creating oxygen-free (or low) sewater
  167. kalkwasser
  168. phosban and reactor effluent
  169. Dr. Randy's Kalk System and other ?'s
  170. How much can I raise my dkh per day?
  171. Kitchen Chemistry Help
  172. Another kalkwasser Question
  173. Having trouble raising calcium level....
  174. Non-reef related chemistry question.
  175. High Alk, low Calc
  176. Operating reef aquaria with low soluble metals
  177. Has anyone been following this one
  178. pH drop. WHY?
  179. dissolved salt
  180. Simple Reverse Osmosis Question
  181. A few Reef Chemistry questions
  182. Reefkeeping April Article
  183. high calcium
  184. High pH
  185. Nitrite toxicity
  186. Rising and Lowering
  187. Time of day to dose B-Ionic?
  188. Pulverized dolomitic limestone?
  189. best alk raiser?
  190. Old Discard Kalkwasser
  191. Which will lower Calcium more?
  192. Ionic Fe from FeC6H5O7.H2O
  193. Calcium Tester (Meter)
  194. Trace Elements
  195. Rubber Maid containers for Sump
  196. printing articles ???
  197. High Calcium, Low Alkalinity Problem
  198. Very high alkalinity
  199. Anyone with old paper copies of Aquarium Frontiers?
  200. extractables from tanks and hoses
  201. C Balance problem
  202. Sea Salts and Dendritic Crystals
  203. What have I done wrong now
  204. Hi pH, low alkalinity and calcium problem
  205. brass python connectors
  206. calc and alk
  207. Ca+ buffer
  208. Calcium Chloride
  209. calcium from aragonite
  210. Calcium Sup. Calculators
  211. snowflakes
  212. ca reactor over dosed my tank
  213. Kalkwasser
  214. testing for magnesium, etc.
  215. Eco-Aqualizer (may fama article)
  216. Water Changes
  217. Limestone
  218. Which pH test to trust ?
  219. Limewater and organic acids
  220. Mature Tank = An Iron Deficient Tank?
  221. Sodium hydroxide for pH adjustment
  222. Mixing saltwater: why wait?
  223. toxic copper levels?
  224. kalk question
  225. New RO/DI unit and New Rubbermaid Can
  226. why does new water have ammonia?
  227. TDS accumulation
  228. Reading salifert results...please help
  229. Why did the alkalinity drop?
  230. Help! Alkalinity at 5.1
  231. Buffer and Kalk?
  232. Kalkwasser and Vinager question
  233. Coral calcuim supplement?
  234. Nutritional Biochemistry of Brine Shrimp
  235. Advanced Aquarist Article on Calcium Carbonate ...
  236. is this a ionically balanced additive...?
  237. measuring pH of DI water
  238. Calcium and Alkalinity
  239. Water Parameters
  240. High Alkalinity
  241. pH of Salt Mix
  242. cleaning calcium deposits
  243. another high kh question
  244. New trash can help
  245. phospates
  246. LaMotte Alk and Ca Test kits
  247. Topoff and Kalkwasser?
  248. Now then people.....answer me this..
  249. Effects of Iodine on Macroalgae Growth
  250. Getting my alk additive to dissolve in RO water?