Nicotine XXmg's in what? a liter? a gallon? 10mL?

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DyZiE

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Jun 1, 2009
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Monterey, Ca
So everytime i buy e-juice is see nicotine displayed in mg. 18mg, 11mg, 0mg etc. but who says how thats measured?

im not asking how you measure a mg (milligram) i know that, how much e-liquid has 18mg in it? is it a fluid ounce, a liter, 20 ml, a gallon, two drops?? and for that matter is this regulated? or does each company make there own judgement call on what to call 18mg, 16mg, 24mg, etc?

idk i havent done any extensive looking or anything but i also havent seen this question addressed in any of the e-juice suppliers FAQ's
 

MrKrinkle

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Feb 13, 2009
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Apostle is correct...

Mg is the % of Nicotine...
10ml, 15ml, 20ml, 30ml, Liter, Pint, Gallon is the total amount of Juice your getting...
The mg Nic Content doesnt change by the amount of juice you actually get... In other words its the level or % of nic you get by that particular solution... I hope that makes sense...
 

Nuck

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Feb 14, 2009
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Ontario, Canada
mg per gram. One ml of propylene glycol weighs 0.92567 grams, so one gram of propylene glycol is 1.08ml. A 10ml bottle of 24mg nicotine therefore weighs approx. 9.2567 grams and would have 222.1608mg of nicotine. For simplicity, most consider one gram=one ml, making it mg/ml.

The specific gravity of PG is 1.036 so a ml of PG actually weighs 1.036g and a gram of PG is 0.9653 ml. The specific gravity of Glycerin is 1.263 and a gram of Glycerin requires 0.7918 ml. Given that most liquids are a blend of both the calculations are a bit confusing.

JC uses VG so this may be the reason they use a different measurement. If they used mg/g, the bottle of VG would actually contain quite a bit more nicotine as the bottle would weigh about 25% more by volume.

It would be nice if suppliers gave the actual meaning behind the rating and worked towards synchronizing it.
 

DyZiE

Senior Member
ECF Veteran
Jun 1, 2009
84
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Monterey, Ca
The specific gravity of PG is 1.036 so a ml of PG actually weighs 1.036g and a gram of PG is 0.9653 ml. The specific gravity of Glycerin is 1.263 and a gram of Glycerin requires 0.7918 ml. Given that most liquids are a blend of both the calculations are a bit confusing.

JC uses VG so this may be the reason they use a different measurement. If they used mg/g, the bottle of VG would actually contain quite a bit more nicotine as the bottle would weigh about 25% more by volume.

It would be nice if suppliers gave the actual meaning behind the rating and worked towards synchronizing it.

i had origianaly started to post this thread with alot of animosity about how i coulnt find any easily accessible info on the supplier sites about there measurments but ended up just posting a question.

but thx to everyone it really cleared it up a bit. it makes more since in % b/c the only concentration method i was used to using in smoking/vaping if you catch my drift ;)
 
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