a quick question about use/dilution of 100 mg/ml nicotine

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rivethead

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I have recently decided to make my own ejuice. After quite a while reading many threads around here, and a bit of chemistry knowledge, I am confident I can safely do so. I ordered 100mg/mlfor a few reasons. A big one was I found it for the same price as 48, and knew diluting it 50/50 with pg or vg should give me 50mg/ml, and secondly a multiple of 10 seemed easier to work with. I have read that 100mg nicotine has to be diluted, but it seems locical that every .1 ml would be 10 mg, and I can easily measure this. So my question is: if I put .1 ml of this nicotine/pg solution in a 10 ml bottle of juice, it will be 10 mg nicotine content, right? I am currently vaping 24, but am planning on decreasing, and for an initial batch am just aiming for 10 until I test my diy juice. I greatly appreciate any advice.
 

spaceballsrules

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No. If you put .1ml of 100mg nicotine solution with 9.9ml of PG/VG, you will have 1 mg/ml strength juice. If you want 10 mg/ml strength, you need to make the 100mg nicotine 10% of your total mix, so 1 ml nic + 9 ml PG/VG for 10 ml of 10 mg/ml finished juice.

As jfreitas1 said, use a good calculator to take all of the guesswork out of the math, such as eJuiceMeUp. eJuice Me Up - Best eJuice Calculator

There are other calculators available as well, some of which are online, and some that are available as apps for your phone.
 
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Tom Fuller

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I have recently decided to make my own ejuice. After quite a while reading many threads around here, and a bit of chemistry knowledge, I am confident I can safely do so. I ordered 100mg/mlfor a few reasons. A big one was I found it for the same price as 48, and knew diluting it 50/50 with pg or vg should give me 50mg/ml, and secondly a multiple of 10 seemed easier to work with. I have read that 100mg nicotine has to be diluted, but it seems locical that every .1 ml would be 10 mg, and I can easily measure this. So my question is: if I put .1 ml of this nicotine/pg solution in a 10 ml bottle of juice, it will be 10 mg nicotine content, right? I am currently vaping 24, but am planning on decreasing, and for an initial batch am just aiming for 10 until I test my diy juice. I greatly appreciate any advice.

Also keep in mind the dangers of mixing with that strong of a base. The appeal is there for cost purposes, to many people. Wear gloves don't get it on your skin. The fumes from that are harmful. There needs to be a lot of caution taken in dealing with a 100mg/ml suspension.


Live Long and Vape!
 
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joesquid

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I am new to DIY and have ordered my first 100 mg nic base. My plan is to immediately cut it to 25 mg. That way I only have to deal with a dangerous level of nic once and don't have to keep taking all my nic out of the freezer every time I want to mix something up. It can't be good for the nic to keep cooling and warming. Make sense?
 

Tom Fuller

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I am new to DIY and have ordered my first 100 mg nic base. My plan is to immediately cut it to 25 mg. That way I only have to deal with a dangerous level of nic once and don't have to keep taking all my nic out of the freezer every time I want to mix something up. It can't be good for the nic to keep cooling and warming. Make sense?

Yes it does make sense to get it to a safe level. You are going to need some large amber or cobalt bottles with good pressure caps to store it in. Air degrades/oxidizes nicotine and the pg/VG, not so much temp change. The temp change slows molecular movement decreasing the amount of oxidation by slowing interaction. The temp change when using a plastic bottle can have a similar effect as whiskey in a wood barrel. The liquid is forced into and out of small pores, risking adding an unpleasant taste and possibly harmful chemical to your vape. Amber and cobalt both slow UV degradation with some argument as to which is more effective. If you are putting your nic in a freezer that is a drawer where it will be opened regularly(French door style with freezer on bottom) you will be "mixing" the liquid. So ideally a deep freezer is better. But even some of the smaller ones vibrate like crazy negating any benefit of the colder temp. Kept sealed in a room temp dark area that doesn't move works just as well.


Live Long and Vape!
 

zoiDman

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I am new to DIY and have ordered my first 100 mg nic base. My plan is to immediately cut it to 25 mg. That way I only have to deal with a dangerous level of nic once and don't have to keep taking all my nic out of the freezer every time I want to mix something up. It can't be good for the nic to keep cooling and warming. Make sense?

Reducing you 100mg down to 25mg has Two Huge Advantages.

One, you only need to Handle the 100mg One Time.

The Other is since you use 24mg currently, you should be able to just add Flavoring/Sweetener to your 25mg Diluted Nicotine Base and away you go.

Not sure How Much Nicotine Base you bought? But you might consider using Glass Bottles for your Long Term Storage.
 

joesquid

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Reducing you 100mg down to 25mg has Two Huge Advantages.

One, you only need to Handle the 100mg One Time.

The Other is since you use 24mg currently, you should be able to just add Flavoring/Sweetener to your 25mg Diluted Nicotine Base and away you go.

Not sure How Much Nicotine Base you bought? But you might consider using Glass Bottles for your Long Term Storage.

Actually I'm using 3 or 6 mg but really wanted to limit the chances of an accident with 100 mg. Got some 120mg glass bottles on order. I only ordered 120 ml from vapers tek but that will make a ton of juice. The first nic I bought was at 12 mg to get used to mixing. I feel confident enough to work with 100 mg but don't want to push my luck.
 

Tom Fuller

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Actually I'm using 3 or 6 mg but really wanted to limit the chances of an accident with 100 mg. Got some 120mg glass bottles on order. I only ordered 120 ml from vapers tek but that will make a ton of juice. The first nic I bought was at 12 mg to get used to mixing. I feel confident enough to work with 100 mg but don't want to push my luck.

4ml of that strength added to 116ml of combined flavor and pg/VG will net a 3mg solution.

So what are you planing to measure your nic with?

This also assuming a complete mixture/suspension. So let's say you do mix it exactly the correct ratio except the liquid is separated and you vape a 60mg/ml hit..... See the potential problem? Even your diluted 24mg that you plan to work with could be inconsistent. Proper mixing really eliminates a lot of the "steeping" people say ejuice needs. Many ejuice vendors mix it all on the spot and hand you a bottle that is no where near safe. VG being more viscous than pg tends to settle to the bottom. If your nic base is all VG and you use an eye dropper to collect from the bottom of the jar you could end up way overdosed. If the nic base is pg and you collect from the bottom you may have hardly anything until you use up the bottom layer and then over dose. Point being the level of blending needs to be very good.


Live Long and Vape!
 

zoiDman

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My apologies to rivethead. Just realized I totally hijacked his thread.:facepalm:

Eah... I've seen Worse. LOL

But the Same goes for Any mg/ml level.

Making Pre-Mix Nicotine Base at a Slight Higher mg/ml so All you have to do is Add Flavorings/Sweeter is a Very Efficient way to DIY.

And it also Greatly Reduces the Stuff you have to Wash each time you Mix.
 

zoiDman

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4ml of that strength added to 116ml of combined flavor and pg/VG will net a 3mg solution.

So what are you planing to measure your nic with?

This also assuming a complete mixture/suspension. So let's say you do mix it exactly the correct ratio except the liquid is separated and you vape a 60mg/ml hit..... See the potential problem? Even your diluted 24mg that you plan to work with could be inconsistent. Proper mixing really eliminates a lot of the "steeping" people say ejuice needs. Many ejuice vendors mix it all on the spot and hand you a bottle that is no where near safe. VG being more viscous than pg tends to settle to the bottom. If your nic base is all VG and you use an eye dropper to collect from the bottom of the jar you could end up way overdosed. If the nic base is pg and you collect from the bottom you may have hardly anything until you use up the bottom layer and then over dose. Point being the level of blending needs to be very good.


Live Long and Vape!

PG, VG, PG/Alcohol Flavors, Sweeteners and Nicotine say in Solution Pretty Well.

But if you are Concerned about an Uneven Mix, you could just give your Bottle a Quick 10 Second Shake before you fill up your Carto/Clearo/Tank.
 

Tom Fuller

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PG, VG, PG/Alcohol Flavors, Sweeteners and Nicotine say in Solution Pretty Well.

But if you are Concerned about an Uneven Mix, you could just give your Bottle a Quick 10 Second Shake before you fill up your Carto/Clearo/Tank.

Temp greatly effects the mixing. I find raising the solution to 100F while mixing helps form a more uniform suspension. The comment had been made about keeping the nic base in the freezer. Do an experiment with 30F ejuice and 75F ejuice. Watch how long it takes to get the two to blend. You are correct that once in solution it does not tend to separate.


Live Long and Vape!
 

zoiDman

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Temp greatly effects the mixing. I find raising the solution to 100F while mixing helps form a more uniform suspension. The comment had been made about keeping the nic base in the freezer. Do an experiment with 30F ejuice and 75F ejuice. Watch how long it takes to get the two to blend. You are correct that once in solution it does not tend to separate.


Live Long and Vape!

I guess since I do all my Mixing at Room Temperature using Room Temperature Liquids, the Comparison of 30F to Isn't all that Applicable.

BTW - Not saying anyone here is. But Sometimes a person can Over-Think the Entire DIY Thing.
 

joesquid

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4ml of that strength added to 116ml of combined flavor and pg/VG will net a 3mg solution.

So what are you planing to measure your nic with?

This also assuming a complete mixture/suspension. So let's say you do mix it exactly the correct ratio except the liquid is separated and you vape a 60mg/ml hit..... See the potential problem? Even your diluted 24mg that you plan to work with could be inconsistent. Proper mixing really eliminates a lot of the "steeping" people say ejuice needs. Many ejuice vendors mix it all on the spot and hand you a bottle that is no where near safe. VG being more viscous than pg tends to settle to the bottom. If your nic base is all VG and you use an eye dropper to collect from the bottom of the jar you could end up way overdosed. If the nic base is pg and you collect from the bottom you may have hardly anything until you use up the bottom layer and then over dose. Point being the level of blending needs to be very good.

Live Long and Vape!

I have syringes from 1 ml to 10 ml I do my measuring with. I make sure to shake everything before I mix.
 

mace85

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