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AVF calculator

Discussion in 'Vape DIY Juice / Recipes / Mixing' started by BADNESS, Nov 2, 2015.

  1. BADNESS

    BADNESS New Member

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    I have 100mls of juice at 9mg/ml.
    I want to raise it up to 15mg/ml using 100mg/ml nic.
    How much should i add?

    Calculate...

    (please)
     
  2. momonok

    momonok New Member

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    7ml
    10char
     
  3. Updaltwap

    Updaltwap New Member

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    Whats the difference between a desktop calculator and an AVF one ?

    On a desktop Calculator , you only have to punch in the information once :D
     
  4. Kakkoii *Diva*

    Kakkoii *Diva* New Member

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  5. Big Head 22

    Big Head 22 New Member

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    Isn't that supposed to be between a **** and a computer?
     
  6. Alexa

    Alexa New Member

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    Ohhh it's the guessing game :D

    We get to guess what **** means right?

    Is it forum Mod?

    :p
     
  7. huged

    huged New Member

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    no one ever uses my forumula! LOL, don't know why / saracasm

    Va = { [ Vc x (Dc - Ds) ] / [ Dn - Ds ] } - Vc

    = { [ 100mL x (9mg/mL - 100mg/mL) ] / [ 15mg/mL - 100mg/mL ] } - 100mL

    = { [ - 9100mL / -85mL] } - 100mL

    = 107mL - 100mL

    = 7mL



    [​IMG]
     
  8. Helicreature

    Helicreature New Member

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    Which parallel universe is that convoluted formula useful in? LOL
     
  9. Ontoppept

    Ontoppept New Member

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    give me any nicotine concentration puzzle to solve, and I'll show you. The formula is full proof.
     
  10. eldency

    eldency New Member

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    I am with you on this one Noe, I flunked this sort of math at school.
     
  11. Angry Grandma .

    Angry Grandma . Member

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    But its not even math!

    You just plug in your 4 numbers -

    1. Current concentration of nicotine
    2. Desired Concentration
    3. Concentration of your stock nicotine
    4. Current volume

    and work it all out with a calculator. No thinking is required.

    use : http://concentrate.site50.net/calculator4.html
     
  12. bre

    bre New Member

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    Well, lets look at the alternative way(meaning easy) shall we?

    Using the OP as the example:
    I have 100mls of juice at 9mg/ml.
    I want to raise it up to 15mg/ml using 100mg/ml nic.

    100ml x 9mg/ml = 900mg
    100ml x 15mg/ml = 1500mg
    1500 - 900 = 600, so we need to add 600mg of nicotine to the 100ml @ 9mg/ml, that we already have.

    Using 100mg/ml unflavored, 600mg / 100mg/ml = 6ml .
    So to get the extra 600mg, we need 6ml of 100mg/ml but now we have a minor problem, we have 106ml, not 100ml so we still won't have 15mg/ml.

    So let's round up to 110ml total liquid:
    110ml x 15mg/ml = 1650mg
    1650 - 900(the nic we already have in the 100ml @ 9mg/ml) = 750(what we need to add)
    750 / 100mg/ml = 7.5ml

    So you need to add 7.5ml @ 100mg/ml and 2.5ml of PG or VG to make 110ml of 15mg/ml unflavored.

    It is easier for most people to calculate in multiples of 10, which is why 100mg/ml is easier to calculate for most people, when adding it to get the correct nic strength.
     
  13. 3tonyviet3

    3tonyviet3 New Member

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    It's WIFE ya dill.


    See ya's!
     
  14. Appopeddy

    Appopeddy New Member

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    It's normally a particular nationality, but I was being inclusive.


    ... when you get out of hospital :D
     
  15. iyrxufi

    iyrxufi New Member

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    No difference between 14.95mg & 15mg. Your measurements will be off by at least 1% anyway.
    7.05882ml rounded to 5 decimal places makes it 15mg.

    @Noe Yeh simple. Give me 48 hours and I can solve any basic math problem :D The rest will take me several days and another 100 monkeys. Better to do it once and save it in excel for math challenged people.
     
  16. NeisonGes

    NeisonGes New Member

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    Headache ..... headache ......headache LOL.

    Thank God we have smart guys/gals on this forum. If I have a problem like this I will simply ask and hopefully avoid ......headache .....headache .......
    Cheers
    Sodd
     
  17. Angry Grandma .

    Angry Grandma . Member

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    Noe ill have what your having.
     
  18. Xentus2012

    Xentus2012 New Member

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  19. TJSpHDdusi

    TJSpHDdusi New Member

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    Good. Noobs & I are always combining nic.
    With 15 decimal places so you can mix counting molecules instead of ml or drops.
     
  20. Preakalse

    Preakalse New Member

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    Some of us a more fussy than others.

    Every atom counts towards that perfect throat hit.

    LOL
     
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