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  1. 525

    mg measurement

    You should get some PinPoint 53 mS solution and then calibrate the refract so it reads 35 ppt or 1.0264. i will do it ;) thanks!!
  2. 525

    mg measurement

    it is strange .. same water two salifert tests one measure 1200 the other 1500:eek: I will get ELOS
  3. 525

    mg measurement

    thanks DonW I am suspecting the refractometer also .. it is 4 years old and I calibrating with ro water:confused: .. i have big problem keeping sps ..
  4. 525

    mg measurement

    thanks everyone :)
  5. 525

    mg measurement

    hi everyone .. I have some problems with mg measurement I use TROPIC MARINE PRO REEF salt with 1.025 SG ( refractometer ) I measure new salt water before the water change 1430 mg ( salifert ) can someone confirm this measurement ?
  6. 525

    thick saltwater

    excellent clarification .:exclaim:. thank you !!!
  7. 525

    thick saltwater

    thank you Don !! yes but as far as I know ..- maybe I am wrong- in the market you can find thick salt water for solution or not ?
  8. 525

    thick saltwater

    Please your opinion can we mix all the salt in half volume of water ? is it dangerous for precipitation ? thank you
  9. 525

    chemicals quality

    thank you so food grade quality is a good point to start ..
  10. 525

    chemicals quality

    Thank you :exclaim: One more question the food grade quality is a certification , with that we can be sure for the safety of this products for human consumption .. is it possible - for example the po4 compounds in some of these products – to find human safe but not reef safe values ?
  11. 525

    chemicals quality

    Hello I found a cheap source for 'Randy’s 2 part recipe' chemicals in my area the quality of the products is 'food grade' is it ok for aquarium use or I have to ask for more specific analysis for example you can see the attachment Thank you!
  12. 525

    magnesium chloride and magnesium sulfate

    yes .:exclaim:. I found it after .. i am sorry for the unnecessary question :oops:
  13. 525

    liquid calcium - ionic imbalance

    OK thank you!!
  14. 525

    liquid calcium - ionic imbalance

    if I understand correct the use of calcium chloride with Na Cl free salt can be dangerous in some way ?
  15. 525

    liquid calcium - ionic imbalance

    one more question please if we are using salt without NaCl this problem will be solved ?
  16. 525

    magnesium chloride and magnesium sulfate

    Thank you ! The normal ratio is 95/5 about? 95 parts mg chloride and 5 parts mg sulfate? have a nice holidays
  17. 525

    magnesium chloride and magnesium sulfate

    hello ! please one question what is the different between magnesium chloride and magnesium sulfate for aquarium use ? thank you !
  18. 525

    Ph

    ok :) thank you
  19. 525

    Ph

    Thank you for the interesting link please.. what is STR ?? not mention here :( http://www.reeffrontiers.com/forums/showthread.php?t=3260&highlight=acronyms/url < streptococcus > for my dictionary .. is it ? :confused::shock:
  20. 525

    Ph

    as far as I know the best way to raise ph .. is to take out the co2 of your water .. with good water circulation or with kalkwasser solution wait for better answers
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