DIY Fluoride

KStatefan

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Am I reading this right? 1 mL of RM Manganese is 0.26ug/L in 100 gallons?

So if 1 ml of the solution raises 100 gallons 0.00026ppm the concentration of the solution is about 100 ppm

1730636840497.png
 

billyocean

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So if 1 ml of the solution raises 100 gallons 0.00026ppm the concentration of the solution is about 100 ppm

1730636840497.png
So what I'm seeing is .31 grams of the 32% mang by weight in 1000ml rodi will match the concentration of RM correct?
 

KStatefan

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So what I'm seeing is .31 grams of the 32% mang by weight in 1000ml rodi will match the concentration of RM correct?

Yes assuming that the 1 ml raises 100 gallon 0.00026 ppm

technically it would be 999.7 ml of RODI to make 1 liter of solution but that is insignificant in this case.
 

bumpyj38

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Randy Holmes-Farley

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@Randy Holmes-Farley @KStatefan @billyocean Thank you very much for this! So Manganese Sulfate Monohydrate is good to use in a reef? I’ll get some of the 32% right now. Thanks again, I appreciate your help.

The chemical form is fine. I cannot say anything about purity in general, but for most trace elements that issue is not too important since so little is added to begin with.
 

HWDylan

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The chemical form is fine. I cannot say anything about purity in general, but for most trace elements that issue is not too important since so little is added to begin with.
I assume the Sulfate added is insignificant in a reef tank since there is already a fair amount in seawater?

Also I know RM sells 10x concentration Mn bottles so you should be fine/able to mix it up to 10x of that 0.32g / 1L concentration as well. Its helpful for us with bigger tanks and lots of macro in the sump.

My tank drinks Mn. I dose 15ml a day of the standard RM Manganese.
 
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Randy Holmes-Farley

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I assume the Sulfate added is insignificant in a reef tank since there is already a fair amount in seawater?

Also I know RM sells 10x concentration Mn bottles so you should be fine/able to mix it up to 10x of that 0.32g / 1L concentration as well. Its helpful for us with bigger tanks and lots of macro in the sump.

My tank drinks Mn. I dose 15ml a day of the standard RM Manganese.

Correct. :)
 

bumpyj38

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Randy Holmes-Farley

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Just realized my sodium fluoride has been in glass containers. Do you think this will cause any problems in the reef? Glass looks ok right now
No. Worst it could do is add some silicate, which is usually rapidly consumed.
 

Tall Guy Clark

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Randy Holmes-Farley

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djkms

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Hi @Randy Holmes-Farley ,

I use the Captiv8 elements which uses Potassium Fluoride. On the bottle it states its concentration is 10,000ppm. Am I correct in assuming if I want to match its concentration that I would add 22g per liter sodium fluoride to 1 liter ro/di?

Also, the beauty with Captiv8 elements is the fact that I can combine all the elements into a master dosing solution except for strontium, boron, magnesium, calcium and silicate (which all must be dosed separately). Am I OK to substitute the potassium fluoride solution with sodium fluoride solution into my master dosing solution?

81d87a_6ec0aead72c94bcb95b57408960ebd29~mv2.png
 

HWDylan

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So if 1 ml of the solution raises 100 gallons 0.00026ppm the concentration of the solution is about 100 ppm

1730636840497.png
re-reading through this.

Correct me if I am wrong or reading this incorrectly but, the statement above says 1ml raises 100 GALLONS by 0.00026ppm and then the excel sheet posted here calculated using 100 LITERS.

Just want to clear things up. Its very possible that I am reading this incorrectly. Chemistry is not my professional background.
 

KStatefan

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re-reading through this.

Correct me if I am wrong or reading this incorrectly but, the statement above says 1ml raises 100 GALLONS by 0.00026ppm and then the excel sheet posted here calculated using 100 LITERS.

Just want to clear things up. Its very possible that I am reading this incorrectly. Chemistry is not my professional background.

To make a 100 ppm solution to match the RM
 

HWDylan

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ok I think I see. I got tripped up because the guy above said "in 100 gallons" and the excel screenshot you posted has 100 Liters listed in the calculation.

What is that excel sheet? Is that something you made yourself? It looks handy for these try of situations.
 

KStatefan

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ok I think I see. I got tripped up because the guy above said "in 100 gallons" and the excel screenshot you posted has 100 Liters listed in the calculation.

What is that excel sheet? Is that something you made yourself? It looks handy for these try of situations.

It is a spreadsheet I made for DIY chemicals that I use or wanted to look at.
 

Vested

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Sodium fluoride can be substituted for potassium fluoride in any dosing mixture. Yes, the concentration is correct.
Just want to double check the difference between sodium fluoride and potassium fluoride is not relevant for our use? If you have time would love to learn about the differences and why if so thank you.
 

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