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Calcium Sulphate Destroys Glassware
What you are experiencing is ion exchange in the glass. Strong concentrated solutions that have diff ...
28-9-2021 at 15:10
by: Chemetix
Knowing when to anneal glass: Checking for stress and avoiding cracking
[rquote=665129&tid=157910&author=macckone]Annealing is critical.
And a propane only torch w ...
10-9-2021 at 16:21
by: Chemetix
Glass blowing - expertise needed
Making crack pipes with 10mm 2mm wall tubing on a benzomatic MAPP torch is the way they all do it. I ...
9-9-2021 at 14:39
by: Chemetix
Preparation of Ultramarine (Video)
Ultramarines are probably the most difficult pigments to make and reproduce, Kudos for even attempti ...
6-9-2021 at 01:00
by: Chemetix
Testing Quartz Wool vs Borosilicate Wool
[/rquote]

That is largely bollocks.
[/rquote]

I stand by those claims. I maybe should have s ...
27-5-2021 at 17:36
by: Chemetix
Testing Quartz Wool vs Borosilicate Wool
[rquote=660804&tid=157523&author=unionised]Wrap some round a piece of thin copper wire and p ...
26-5-2021 at 16:13
by: Chemetix
Ostwald style nitric production
[rquote=659764&tid=71282&author=symboom]Materials
Would an aluminum tube work due to nitri ...
11-5-2021 at 19:15
by: Chemetix
So jealous
Australia has some pretty circumspect laws when it comes to energetics, making a few bangs in a padd ...
7-4-2021 at 00:50
by: Chemetix
Is there a way to make soda lime glass conduct heat?
Quartz isn't much different to borosilicate glass when it comes to conduction of heat, they are abou ...
24-2-2021 at 23:22
by: Chemetix
Is there a way to make soda lime glass conduct heat?
I think you are trying to reinvent the wheel here, there are some very technical glasses that have b ...
22-2-2021 at 16:28
by: Chemetix
Joining metal vessels to ground glass?
I've used the simpler option of a compression fitting

[file]86948[/file]

You can use O- ring ...
22-2-2021 at 16:10
by: Chemetix
Fan Convention of amature chemistry? Mad Science Convention
The creative in me wants this so bad. The costumes the overpriced food the interview and question se ...
29-1-2021 at 22:03
by: Chemetix
Mystery Glassware Identification Thread
Part of a short path distillation apparatus. A Kugelrohr.

[url]https://www.jkem.com/product/kuge ...
23-1-2021 at 13:58
by: Chemetix
Lamp work - hollow glass sphere
Whats the application? Because making something this small isn't going to be easy. Does it need to b ...
4-1-2021 at 02:13
by: Chemetix
Organometallic liquid gold luster
The general description of the formulation of these lustres is a metal oxide suspended in an alkyd r ...
23-12-2020 at 16:58
by: Chemetix
Glassware PLUS joints?
Indian glass, I can tell from the blue decal and it's font on the joint indicating the joint size.
20-11-2020 at 18:53
by: Chemetix
Does methanol smell like anything to you?
"Excuse me Miss...Does this handkerchief smell like chloroform?"
13-11-2020 at 23:29
by: Chemetix
Have just started a scientific glassblowing company in eastern Washington state
This is what I see

[file]84476[/file]
13-11-2020 at 02:57
by: Chemetix
Have just started a scientific glassblowing company in eastern Washington state
I cant find the site. Being the old www prefix most servers ignore it. it's not secure.
12-11-2020 at 16:31
by: Chemetix
Can common soda glass bottles be reshaped?
A piece of copper pipe in a drill and some fine sand made into a paste with oil and water will cut a ...
8-11-2020 at 15:24
by: Chemetix
Use Borosilicate Chemical Storage Bottle with GL45 Thread as Reaction Flask?
The lids can be changed to have a hole with a silicon teflon seal. Making an adapter to connect to j ...
1-11-2020 at 14:01
by: Chemetix
HELP w/ diagnosis/treatment of skin condition
Another option is change your diet to more good bacteria friendly foods. Anything that will ferment ...
29-10-2020 at 18:54
by: Chemetix
Should Knowledge Be Free?
If the public purse has paid for the research, even a small amount, then the research needs to be pu ...
26-10-2020 at 00:03
by: Chemetix
Platinum Laboratory Services
"Your joint breaking has nothing to do with the quality of the glass"

Actually, in this case I'm ...
17-10-2020 at 21:32
by: Chemetix
Glassware and economics
Let me tell you a tale of two stuck joints. On the left is a chinese flanged lid which has a broken ...
17-10-2020 at 16:48
by: Chemetix
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