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  1. Dow Flake Update?
  2. kalk dosing into protien skimmer
  3. Calculation Quesiton. On Calcium Chl.
  4. copper test color chip
  5. B-Ionic...where to purchase?
  6. Water Container Leaching??? Testing with TDS meter? Randy...I need your help.
  7. Could my fuge be fueling my cyano?
  8. Reef Bacteria and cycling
  9. new 7 gal. no cycle?
  10. How does a RO membrane remove dissolved solids, chemical compounds?
  11. pinpoint ph reading seems odd
  12. Adding LR tomorrow-Should I be worried?
  13. using wellwater for aquarium
  14. Is pickimg lime safe as kalkwasser?
  15. More Low ph Problems
  16. Suction-Cups and Silicone Oil
  17. o3 convets iodine or iodide.
  18. Idea for Auto Kalk Dosing Container
  19. Freshwater Alk kit?
  20. What additives do you add to the tank?
  21. what kalkwasser should i use?
  22. Instant Help!! Tank Meltdown
  23. Increasing Calcium & Alkalinity Levels
  24. we have talk about my ammonia
  25. Do I need medical attention?
  26. CO2 in the house and my Venturi intake to get air from outside
  27. test kit recommendations
  28. chemistryof denitrators.
  29. chemiclean and finger leather
  30. Which meter?
  31. High Temp in Make Up Water
  32. Right Calcium level but low Alk
  33. how much kalk on pour?
  34. Tropicmarine vs calkreaktor
  35. Can I mix CaO and Ca(OH)2 in Kalkwasser reactor?
  36. Phosphates and ROWA phos
  37. kalk with autotopoff in 20gal.
  38. If ro/di tests 0....does that mean it IS 0?
  39. using ro/di water?????
  40. The "CHEM" files
  41. Low pH due to overdose of lime water
  42. kalk top off
  43. Kent Phosphate sponge
  44. Low Ph?
  45. PH Slowly Increasing
  46. kalk overdose!
  47. Vinager and Kalk procedure
  48. sandblasting sand
  49. A Phytoplankton Fertilizer Question
  50. changes unexplained.
  51. Does carbon remove significant amounts of sr++?
  52. How to Increase Alk
  53. expiration?
  54. Alk in new water a little on the low side...
  55. Measuring O2
  56. lime dosing
  57. oyster shell question...
  58. Chemisty gurus help: KH up, pH down!?
  59. Which RedSea Ozinizer? do I need for my tank size?
  60. Reef chemistry book
  61. TurboCa alone to maintain levels?
  62. Help...my ph 9.2
  63. banging my head over CA trouble HELP pls
  64. Sugar To Reverse Coral Bleaching
  65. ph Meter
  66. ph calib with borax question
  67. Does fish food lower the pH value?
  68. phospate question??
  69. What lava rock will not harm reef tank?
  70. Im confused about this alkanity stuff...
  71. using water from a dehumidifier for top off?
  72. carbon
  73. High Alk without Buffer.. Why?
  74. Southdown (Bomix) leaching metals?
  75. pH and alkalinity issue...?
  76. pH swing effect on LR?
  77. kalk and vinegar ?
  78. two part additive article
  79. My Artilce: A Homemade Two-Part Calcium and Alkalinity Additive System has posted
  80. Randy on Vacation
  81. Pickling Lime
  82. Calcium Reactor Media
  83. My article on a DIY two part additive has posted
  84. Possible tank poison
  85. Air drier with ozone?
  86. anything that removes co2?
  87. Buffer in top off water
  88. Ph Monitor or Ph Kit?
  89. Possible Oxygen Problem
  90. plenums and voltages
  91. Can Liquid Calcium Be Added To Kalwasser to Boost Ca?
  92. salt prob ??
  93. Benefit of second calcium reactor chamber?
  94. skimmer waster water as water change?
  95. kalk?
  96. Amino Acids
  97. Kalk and phosphates
  98. Po4/ca
  99. High alk, high calcium, pH 8
  100. How Are these levels?
  101. need your help with kalk problem Randy
  102. DKH is 4.8/ calcium is 380
  103. should saltwater be crystal clear?
  104. Kalkwasser And Phosphate Removers??
  105. quick kalk question
  106. Active Ingredient in RSR?
  107. High Alk & Calcium, Low pH
  108. Smaller amounts of DIY 2 part
  109. levels are off, what should i do
  110. Calcium, ALK and Magnesium
  111. water cloudy
  112. Reef Additives
  113. ICP Mg testing
  114. Metallic like stains on glass
  115. Man Chemistry is Tough
  116. no shrimp
  117. is this possible?
  118. Icelandic water. Is it any good ?
  119. Chemistry Help
  120. Algae Growth-Chemical problem?
  121. dKH & Ca
  122. Help with Ca increase.
  123. Randy's Recipe Results
  124. Understanding Ca Reactors
  125. PO4-minus ?
  126. Question on Nitrates in New Tank.
  127. Ca/alk
  128. What supplements are you using for your reef aquarium???
  129. Signs you may not have enough
  130. mixing ocean water with "made"water??
  131. Best time to measure pH?
  132. False? High calcium
  133. Low Ca/High Alk/High PH
  134. Questions re: well water test results
  135. Kent Turbo vs. Kent Liquid
  136. Another IO cloudy thread
  137. IO vs Oceanic
  138. Solubility of CO2 in saltwater..
  139. Problem with kalk
  140. Does ESV B-Ionic add Iodine?
  141. low PH - Cal / Alk ok - with Calcium reactor
  142. Hate to Keep Bothering You
  143. calcium over 500
  144. where did my calcium go?
  145. Phosphates and Calcium
  146. Testing the pH Tester
  147. remember me ammonia was pain in !!!
  148. Rock , gravel seeding
  149. How does a PH probe work?
  150. KH meters?
  151. Randy - reef safe question
  152. is this true?
  153. Trouble maintaining alk and calc
  154. What's the exact ratio of Kent buffer to calcium supp for it to be "balanced?"
  155. Any comment or test please.
  156. b-ionic v.s. turbo calcium/superbuffer
  157. Calcium sky high
  158. Tank Algae Problem
  159. Reusing Phosphate removers???
  160. PO4 precip vs. in detritus
  161. Sulfate Build up from DIY additive system
  162. Got Turbo Calcium Now What
  163. Possible copper problems
  164. Crust on surface- Limewater
  165. Can silicate sand change significantly the pH of the tank water?
  166. Chemi-Clean vs ALK
  167. ORP measurement
  168. Help w/ Salifert Iodine results
  169. Kent Osmo Prep Marine
  170. pinpoint probe lifetime
  171. bleach and the aquarium
  172. Calcium and aragonite
  173. CA./ALK. question. help!
  174. Nitrate spike
  175. High Calcium level for months
  176. Raising Ca levels?
  177. Degassing towers/columns
  178. Airstone clogging
  179. hydrogen peroxide
  180. ph swing
  181. First set of values
  182. measurement conversions
  183. let me know
  184. Calcium Hydroxide solubility
  185. Where to buy Calcium Chloride
  186. Is high calcium bad?
  187. Lab Chiller
  188. Calcium PH Alk question
  189. Can you have too much iron?
  190. PVC DWV Pipe Safe?
  191. pH and Alkalinity will not move
  192. What should the pH of RODI water be?
  193. Base Rock = Bad Idea?
  194. Phosphates
  195. OT: I'm giving a talk at UMass Lowell: "Advances in Polymeric Pharmaceuticals"
  196. Ammonia...
  197. Kalk Question. Drip Rate for 5 Gallons over a week
  198. How do Phosphate reducing medias lower Alkalinity?
  199. Chemical names and formulas
  200. meq/L, mg/L, ppm ???
  201. NaOH, raising PH using this when Ca ion is high
  202. crushed oyster shells
  203. Making a 3.17 Weight Percent NaCl Solution
  204. Siphoned Waste From A Plenum
  205. toxicity of silly putty
  206. Do you recommend 'Western' lime
  207. Kalkwasser and phosphates
  208. Dowflake question
  209. Dosing Baking Soda
  210. Rowaphos and precipitation of CaCO3
  211. trouble maintaining calcium levels above 370
  212. little different chemistry...
  213. Calcium Reactor media ???
  214. pH pen readings
  215. Can calcium precipitation cause a tank crash? I heard this in another forum.
  216. test results
  217. magnesium... so confused...please help
  218. Calibrating refractometer
  219. Specific Gravity of refractometers
  220. Something is not right?
  221. Salifert Reagent
  222. tiny bubble proplem
  223. A Few Questions About Limewater
  224. 911? Alkalinity dropping
  225. Coral Vital
  226. CA Reactor Effluent ???
  227. Trouble Keeping pH above 8.0
  228. hair algae
  229. ridiculously high calcium!
  230. Question about Ulva lactuca
  231. Whats the deal?
  232. Your Opinion of Hanna Instruments
  233. Air exchange & chlorine?
  234. How much?
  235. increase calcium
  236. Calcium/Kalkwasser/SG questions
  237. talk to me like i am a 4 year old
  238. high ph
  239. Ca reactor
  240. film on water and it stinks
  241. Which one do I raise: Mg or Ca?
  242. unable to raise calcium
  243. A quesion on "gas exhange".
  244. Interceptor question
  245. your article in RK magazine
  246. HELP! PH shooting up
  247. My article "Reef Aquarium Water Parameters" has posted
  248. Right kind of kalk discharge tubing?
  249. DSB in Freshwater?
  250. DIY conductivity calibration solution