Has anybody read this at Totally Wicked?

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Nick O'Teen

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I make it about 0.36 mg/mL (assuming a UK gallon).

Ah, but you used a calculator - that's cheating ;)

hmmmm... 0.29... 0.36... What's it about those numbers?

Numbers - they make the world go round. But pick at the frayed edges of coincidence, and you may find that "there be dragons!"
Now you mention it, the coincidence of slightly less than 0.2% deviation between test result and target equates curiously (and causes unsettling resonances in some of the more distant corridors of my mind,) with the 0.2% gap between the non-aqueous titration assay of the USP nicotine (99.8%) and 100%.

I think I'll mix the next batch to 54.1mg/ml to compensate (you may have noticed I'm a perfectionist - if every production bottle of my juice isn't of a standard high enough to calibrate tests by, then it's not good enough for me.


I'll bet the red label mess is all Nick's fault. :D

In my quest to take over the world one lungful at a time, I unleashed my nanobot minions on an unsuspecting world to sabotage the competition - Mwaahaahaa! :lol:

(For the humor impaired in our audience, FYI: that was definitely a joke)

ditto (except for the taking over the world bit. And the nanobot minions obviously :))
 

exogenesis

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Doh!, was thinking of that 'Anyone interested in determinig nicotine' thread
that you started, I must have had a senior moment there :rolleyes:

The thought applies even so, a summary would be a good idea
there, and here as well.


Nick , hope the Prince of Wales isn't reading, he'll start panicking
about 'grey mush'.

btw, do you talk to your bottles of juice?
 

Frostmonkey

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Wow...my eyes are red from reading all this. There is a ton of great info here and I'm not too worried about the deviations in my TW eliquids but I'm way too curious, so I've asked a chemist friend of mine at the University of Arizona to analyze a batch of TW e-liquids using this tandem mass spectrometer I struggled to use for a molecular cellular biology class. I've asked him to order the 36mg flavorless, 36mg Tobacco flavored, and PI e-liquids from TW for testing.

He said using the equipment shouldn't be a problem but he will have to ask for permission. So hopefully I'll soon be able to post a full report.
 
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Scottes

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Excellent!! I figured that this would get sorted out. Pillbox doesn't seem like one to put up with that old quality issue.


I find the TW red label stuff (bought 5-6 weeks ago) to be decent - very good flavoring, but it has that touch of bitterness/peppery/something like many of the other Dekang juices I've tried. Any comments on that DVap, if you know what I'm attempting to describe? Did you vape any of the samples?
 

DVap

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Excellent!! I figured that this would get sorted out. Pillbox doesn't seem like one to put up with that old quality issue.


I find the TW red label stuff (bought 5-6 weeks ago) to be decent - very good flavoring, but it has that touch of bitterness/peppery/something like many of the other Dekang juices I've tried. Any comments on that DVap, if you know what I'm attempting to describe? Did you vape any of the samples?

Naw.. tested them in their entirety.
 
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exogenesis

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News from Johnson Creek Blog Archive Preliminary Lab Results on Johnson Creek Original Smoke Juice


http://www.johnsoncreeksmokejuice.com/downloads/JCE_GCMS_Report.pdf
(August 5th 2009)

The figures quoted are "Peak Area %"
i.e. % of total peak area in the trace, for each specific peak (PG, Glyercol, Nicotine)
in the ion-chromatograms of the GC evaluations
(juice, diluted 1/100, vapour, diluted by ??).

The figures don't give actual amounts, but just a relative proportion
of detector-response.
You'd have to calibrate the response with an internal standard to get
a true amount.

Also the figures relative peak area (for nicotine) in the juice vs in the vapour
is not comparable, since for the vapour the PG peak has gone off-scale.

This is really a "what's in it", rather than "how much in it" result.
Surprisingly it appears the MS spectra & library spectra were not
included in that report.

Unlike the LibertyStix 'July' report, which shows some interesting
(potential) compounds in the vapour:

http://www.libertystix.com/LibertyStixLabAnalysis072309.pdf

(The figure here are also % Peak Area)

I'm interested since I've been doing some further 'bulk vapour' tests,
to see how much nicotine is retained/lost, but would love to be able to
distinguish between what I'm quantifying as nicotine, and some of those
'nicotine-like' compounds (without having to buy a GC/MS!)
(especially the one in spectrum 2-6)

TW have also had GC/MS analyses done, can't remember if they included
analysis of collected vapour like these two though.
 

exogenesis

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My last post was in response to a post that seems to have been deleted!

USASMOKINGSUPPLIES said:
I have been trying to make sense of the lab report that Johnson Creek has posted at johnsoncreeksmokejuice in their news section (I can not post a link here yet) in a post titled Preliminary Lab Results on Johnson Creek Original Smoke Juicethe report is linked as*** "Characterization of Liquid ‘Smoke Juice’ for Electronic Cigarettes”


***The report shows their Original Smoke juice is being tested, which by most accounts is 24mg, but in Table 2 of the report it shows the Nicotine content as 6.97% (69.7mg !?!).

Can someone explain this apparent discrepancy to me?

(I posted here because I can not start a new thread)

Re-posted that, cos my post looks daft without the question!
 
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