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Search: Posts Made By: Gray Wolf
Forum: Cannabis Concentrates 02-13-2019, 04:21 PM
Replies: 9
Views: 2,133
Posted By Gray Wolf
A few years ago, I was visited by the...

A few years ago, I was visited by the representative of a French microwave company who did botanical extraction. I couldn't find his literature, but did find his name and here is an on line link. ...
Forum: Cannabis Concentrates 02-13-2019, 03:49 PM
Replies: 2
Views: 79
Posted By Gray Wolf
I’ve never bumped the ph of a concentrate, except...

I’ve never bumped the ph of a concentrate, except when we were isomerizing the CBD’s to THC with sulfuric acid, or making THC-Acetate with acetic anhydride, but I can share that with you.

Acids...
Forum: Cannabis Concentrates 02-08-2019, 02:03 PM
Replies: 17
Views: 765
Posted By Gray Wolf
Good point! You can even blend oil and water...

Good point! You can even blend oil and water with one. We've had excellent luck with the CAT X1000D for that purpose.

It also allows you to increase your saturation rate, though if you super...
Forum: Cannabis Concentrates 02-01-2019, 02:35 PM
Replies: 11
Views: 740
Posted By Gray Wolf
Depends on how you do it. If the hot vapor is...

Depends on how you do it. If the hot vapor is just providing head pressure to the supply tank, it doesn't.
Forum: Cannabis Concentrates 01-30-2019, 03:04 PM
Replies: 21
Views: 1,834
Posted By Gray Wolf
Sorry I've never extracted with citric acid, only...

Sorry I've never extracted with citric acid, only degumming with it.

jump117's graph was reasonably close when we checked it out. The thing to consider is how the decarb was done. It is...
Forum: Cannabis Concentrates 01-29-2019, 04:26 PM
Replies: 3
Views: 158
Posted By Gray Wolf
Turn it upside down.

Turn it upside down.
Forum: Cannabis Concentrates 01-13-2019, 02:52 PM
Replies: 11
Views: 740
Posted By Gray Wolf
When I turn on the column heat, I valve off the...

When I turn on the column heat, I valve off the column and recover it separately from the pot.
Forum: Cannabis Concentrates 01-12-2019, 02:36 PM
Replies: 15
Views: 683
Posted By Gray Wolf
Using MCT oil in a non-oil free recovery...

Using MCT oil in a non-oil free recovery compressor, is one of the things that we tried along the way and a similar application.

Compressor oils are formulated to maximize compressor life, so...
Forum: Cannabis Concentrates 01-11-2019, 08:55 PM
Replies: 5
Views: 501
Posted By Gray Wolf
Yes, I get a hard buildup with my electric Ti...

Yes, I get a hard buildup with my electric Ti nail using Rosin at 650F, that I periodically scrape loose, and then use a Mapp gas torch to turn the nail incandescent yellow to burn off the remainder....
Forum: Cannabis Concentrates 01-11-2019, 04:00 PM
Replies: 15
Views: 683
Posted By Gray Wolf
In industry, we often had to supply breathing air...

In industry, we often had to supply breathing air for operators in areas like walk in sandblasting. The first link below is the NIOSH standards for breathing air, and the following links companies...
Forum: Cannabis Concentrates 01-07-2019, 03:38 PM
Replies: 21
Views: 1,834
Posted By Gray Wolf
Inferring that "home grown" means growing for our...

Inferring that "home grown" means growing for our own likes and dislikes, one method suitable for all seems unlikely.

I gave up smoking when my bronchial tubes started rebelling, and when I found...
Forum: Cannabis Concentrates 01-07-2019, 02:45 PM
Replies: 17
Views: 765
Posted By Gray Wolf
Alas, it is still possible for us old war horses...

Alas, it is still possible for us old war horses to get spoiled by new technology.

I gasped at the CAT price as well, but as a measure of fondness, all three of us Skunk Pharmers figured out how...
Forum: Cannabis Concentrates 01-07-2019, 02:31 PM
Replies: 17
Views: 765
Posted By Gray Wolf
Our old Thermolyne Cimarec 2 still does a good...

Our old Thermolyne Cimarec 2 still does a good job as well and they can be found cheap used.

We got the job done with the Thermolyne, and simply like the CAT's newer design, with dead nuts...
Forum: Cannabis Concentrates 01-07-2019, 03:06 AM
Replies: 15
Views: 799
Posted By Gray Wolf
Reagent grade is not denatured and typically used...

Reagent grade is not denatured and typically used in a lab. Around here, you have to either pay the liquor taxes on it, or keep a log of usage to prove it is being used as a reagent in the lab. ...
Forum: Cannabis Concentrates 01-06-2019, 02:06 PM
Replies: 15
Views: 799
Posted By Gray Wolf
Can you get 200 proof reagent grade from a...

Can you get 200 proof reagent grade from a chemical supplier?
Forum: Cannabis Concentrates 01-05-2019, 02:50 PM
Replies: 15
Views: 683
Posted By Gray Wolf
It is typically cryogenically produced by air...

It is typically cryogenically produced by air reduction, and you should ostensibly be in the low parts per millionth contamination with even industrial grades.
Forum: Cannabis Concentrates 01-05-2019, 02:45 PM
Replies: 17
Views: 765
Posted By Gray Wolf
We love our CAT MCS-66, which works well for the...

We love our CAT MCS-66, which works well for the purpose.

https://web.archive.org/web/20160303070043/https://skunkpharmresearch.com/cat-scientific-mcs-66-stirring-hotplate-test/
Forum: Cannabis Concentrates 01-05-2019, 02:41 PM
Replies: 11
Views: 740
Posted By Gray Wolf
If I need a push, I use a secondary hot vapor...

If I need a push, I use a secondary hot vapor tank.

I also heat the columns to 150F after draining, to force out any remaining LPG, and then back fill with nitrogen so that when I open the...
Forum: Cannabis Concentrates 01-04-2019, 01:52 AM
Replies: 15
Views: 683
Posted By Gray Wolf
https://www.icmag.com/ic/showthread.php?t=297278&h...

https://www.icmag.com/ic/showthread.php?t=297278&highlight=Haskel
Forum: Cannabis Concentrates 12-25-2018, 02:39 PM
Replies: 9
Views: 296
Posted By Gray Wolf
Merry Christmas

Merry Christmas ya'll!
Forum: Cannabis Concentrates 12-16-2018, 05:18 PM
Replies: 11
Views: 740
Posted By Gray Wolf
It takes (much) longer to recover, the heat of...

It takes (much) longer to recover, the heat of compression heats up the mix, and you can eventually reach the pump shut off pressure.
Forum: Cannabis Concentrates 12-10-2018, 04:34 PM
Replies: 11
Views: 740
Posted By Gray Wolf
Some thoughts: 6" X 24" is not a very...

Some thoughts:

6" X 24" is not a very efficient column. Are you using a shower head at the top of the column?

With a 4" X 36" column, we flooded by volume, typically about 2.4V (V X 3 X .8)....
Forum: Cannabis Concentrates 12-07-2018, 03:22 PM
Replies: 15
Views: 519
Posted By Gray Wolf
Yes

Yes
Forum: Cannabis Concentrates 12-07-2018, 03:21 PM
Replies: 15
Views: 519
Posted By Gray Wolf
Yes

Yes
Forum: Cannabis Concentrates 12-06-2018, 04:43 PM
Replies: 6
Views: 381
Posted By Gray Wolf
If you disconnect the hose and open the valve...

If you disconnect the hose and open the valve with the tank in an upright position, you can tell whether it has a dip tube or not.


What pressure does the system show when you are heating it?
Forum: Cannabis Concentrates 12-06-2018, 04:30 PM
Replies: 15
Views: 519
Posted By Gray Wolf
To SH's point, we heat our Terpenator columns to...

To SH's point, we heat our Terpenator columns to 150F purge the LPG that is slowly evaporating from the plant material and chilling it in the process of doing so.

Easy to do with silicone heat...
Forum: Cannabis Concentrates 12-06-2018, 04:11 PM
Replies: 15
Views: 519
Posted By Gray Wolf
Whip it butane fuel is only about 54% n-Butane,...

Whip it butane fuel is only about 54% n-Butane, 24% Iso-butane, and 22% Propane.

Propane's boiling point is around -42C/43.6F, so -25C isn't cold enough to recover it
...
Forum: Cannabis Concentrates 12-05-2018, 03:57 PM
Replies: 15
Views: 519
Posted By Gray Wolf
A good point! An important tool! A...

A good point! An important tool!

A refrigerant recovery scale will tell you when your solvent storage tank has been fully transferred, as well as when the liquid phase has been fully recovered.
...
Forum: Cannabis Concentrates 12-05-2018, 03:39 PM
Replies: 15
Views: 519
Posted By Gray Wolf
You will always lose LPG vapors when opening a...

You will always lose LPG vapors when opening a passive system. The vapor density is a function of its temperature, in relationship to its vapor and boiling points.

What is the solvent(s) and mix...
Forum: Cannabis Concentrates 12-01-2018, 05:20 PM
Replies: 19
Views: 3,475
Posted By Gray Wolf
As I recall, about .34" and 200 psi. We...

As I recall, about .34" and 200 psi. We re-drilled a couple of times.

You can use a 3/8" ball valve rather than an orifice on the exhaust side, you just can't adjust them once they get cold,...
Forum: Cannabis Concentrates 11-25-2018, 04:12 PM
Replies: 8
Views: 437
Posted By Gray Wolf
Not as close to you as Ashland, but we use...

Not as close to you as Ashland, but we use American Scientific, in Portland, OR for most of our chemicals. 1-800-524-8224

I'm guessing that they ship, but also provide dock delivery.
Forum: Cannabis Concentrates 11-09-2018, 02:44 PM
Replies: 300
Views: 73,229
Posted By Gray Wolf
The issue remains in litigation, but progress is...

The issue remains in litigation, but progress is being made.
Forum: Cannabis Concentrates 11-09-2018, 02:41 PM
Replies: 19
Views: 3,292
Posted By Gray Wolf
You can make a marginally stronger tincture with...

You can make a marginally stronger tincture with kif, because you are not loading the alcohol with other constituents (like water) from the leaves, but you can also remove some of the alcohol with...
Forum: Cannabis Concentrates 11-09-2018, 02:32 PM
Replies: 352
Views: 43,349
Posted By Gray Wolf
Us'n founding Skunk Pharmers no longer operate...

Us'n founding Skunk Pharmers no longer operate the above program, and are not current with the latest research on the subject.

For the cutting edge on cannabis cancer research, I recommend you...
Forum: Cannabis Concentrates 11-09-2018, 02:14 PM
Replies: 352
Views: 43,349
Posted By Gray Wolf
Good question! Some of our early patients...

Good question! Some of our early patients without a maintenance dose experienced relapse, but none have continuing on a maintenance dose.

We always just provided the concentrate and information,...
Forum: Cannabis Concentrates 11-08-2018, 01:39 PM
Replies: 300
Views: 73,229
Posted By Gray Wolf
Carla, Joe, and I founded Skunk Pharm Research...

Carla, Joe, and I founded Skunk Pharm Research founders, but haven't been there since mid 2017.
Forum: Cannabis Concentrates 11-07-2018, 12:52 PM
Replies: 300
Views: 73,229
Posted By Gray Wolf
I use a Buchner funnel. ...

I use a Buchner funnel. https://www.youtube.com/watch?v=1JygPCD8bKE


You can speed up the process by using a small paint brush to brush the filter surface during the process, to keep it from...
Forum: Cannabis Concentrates 11-06-2018, 05:56 PM
Replies: 27
Views: 4,341
Posted By Gray Wolf
About 2.5 column volumes will allow you to flush...

About 2.5 column volumes will allow you to flush the material columns with about three volumes of LPG.
Forum: Cannabis Concentrates 11-06-2018, 05:52 PM
Replies: 352
Views: 43,349
Posted By Gray Wolf
She says 1/2 of the dosage used to achieve...

She says 1/2 of the dosage used to achieve remission.
Forum: Cannabis Concentrates 11-06-2018, 01:00 PM
Replies: 352
Views: 43,349
Posted By Gray Wolf
Good point! A maintenance dose is required or the...

Good point! A maintenance dose is required or the cancer is likely to return. The patients that I got personally involved with, used 100 mg three times a day, but that may be overkill.
...
Forum: Cannabis Concentrates 11-05-2018, 01:27 PM
Replies: 300
Views: 73,229
Posted By Gray Wolf
Isopropyl has a lower dielectric constant than...

Isopropyl has a lower dielectric constant than Ethanol, so you can remove some waxes from an Iso extraction winterizing with ethanol, but not as profound as winterizing a non polar solvent extraction...
Forum: Cannabis Concentrates 11-05-2018, 01:03 PM
Replies: 300
Views: 73,229
Posted By Gray Wolf
A simple pot still will only reach around 120...

A simple pot still will only reach around 120 proof on the first pass, so must be run multiple times to purify to 190 proof, which is the azeotropic balance between ethanol and water.


A...
Forum: Cannabis Concentrates 11-04-2018, 03:33 PM
Replies: 8
Views: 422
Posted By Gray Wolf
ASSuming wax grains are hydrates formed around...

ASSuming wax grains are hydrates formed around crystals, formed around points of nucleation, then:

To form a hydrate requires water, which you noted is low. Back to that later.

In our case it...
Forum: Cannabis Concentrates 11-04-2018, 02:24 PM
Replies: 71
Views: 13,875
Posted By Gray Wolf
You might try a DIY Mk III Terpenator?? ...

You might try a DIY Mk III Terpenator??
https://web.archive.org/web/20160303074803/https://skunkpharmresearch.com/mk-iii-terpenator/
Forum: Cannabis Concentrates 11-04-2018, 02:22 PM
Replies: 300
Views: 73,229
Posted By Gray Wolf
It also adds a sweet aroma, but both are subtle. ...

It also adds a sweet aroma, but both are subtle.



We use 190 proof Everclear or 200 proof reagent grade.
Forum: Cannabis Concentrates 11-04-2018, 02:20 PM
Replies: 300
Views: 73,229
Posted By Gray Wolf
https://web.archive.org/web/20160303075039/https:/...

https://web.archive.org/web/20160303075039/https://skunkpharmresearch.com/diy-vacuum-purging-chamber/


Those Chinese units are are refluxing stills.
Forum: Cannabis Concentrates 11-04-2018, 02:15 PM
Replies: 300
Views: 73,229
Posted By Gray Wolf
https://web.archive.org/web/20160303065224/https:/...

https://web.archive.org/web/20160303065224/https://skunkpharmresearch.com/getting-the-green-and-waxes-out-afterwards/
Forum: Cannabis Concentrates 11-03-2018, 12:26 PM
Replies: 19
Views: 688
Posted By Gray Wolf
The reflux columns look short for 190 proof. ...

The reflux columns look short for 190 proof. Easy to lengthen or build your own using stainless pot scrubbers for packing.
Forum: Cannabis Concentrates 11-03-2018, 12:16 PM
Replies: 8
Views: 422
Posted By Gray Wolf
Have you tried whipping and vacuuming at 90F or...

Have you tried whipping and vacuuming at 90F or so?
Forum: Cannabis Concentrates 11-03-2018, 12:09 PM
Replies: 300
Views: 73,229
Posted By Gray Wolf
Boiling under vacuum. As the atmospheric...

Boiling under vacuum. As the atmospheric pressure is lowered using vacuum, the boiling point drops.

Here is an ethanol boiling point under vacuum chart, which I believe originally came from...
Showing results 1 to 50 of 500

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