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Quick and Efficient PTFE Testing

What are quick and efficient methods to test for the quality / authenticity of a piece of PTFE (tu ...
21-8-2022 at 04:21
by: VeritasC&E
The POTENCY of carcinogens.
[rquote=665688&tid=11557&author=CharlieA]
But my bottom line is: it really doesn't matter w ...
18-8-2022 at 14:01
by: VeritasC&E
The POTENCY of carcinogens.
[rquote=665677&tid=11557&author=ArbuzToWoda]Since the link is dead and for some reason no on ...
18-8-2022 at 13:46
by: VeritasC&E
DIY Cheap "Proprietary" Thermal Probe?

For $15 from china you get a PT1000 sensor limited to 400C (highest I could find: most are limited ...
18-8-2022 at 13:27
by: VeritasC&E
DIY Cheap "Proprietary" Thermal Probe?
[rquote=675905&tid=158826&author=JohnnyBuckminster][rquote=675888&tid=158826&author= ...
18-8-2022 at 13:04
by: VeritasC&E
DIY Cheap "Proprietary" Thermal Probe?
[rquote=675904&tid=158826&author=Fulmen]There is no way to adapt a Pt1000 circuit to use a K ...
18-8-2022 at 12:54
by: VeritasC&E
DIY Cheap "Proprietary" Thermal Probe?
[rquote=675895&tid=158826&author=Fulmen]The name implies it's a Pt1000 sensor, you should be ...
18-8-2022 at 11:01
by: VeritasC&E
DIY Cheap "Proprietary" Thermal Probe?

Is it possible to make a probe that looks like the one in the first image for a port that looks li ...
18-8-2022 at 08:49
by: VeritasC&E
What yields when preparing Nitric Acid from Salts?
Any noticeable difference between NaNO3 and KNO3 or are both processes fairly similar?

Does anyon ...
18-8-2022 at 08:35
by: VeritasC&E
What yields when preparing Nitric Acid from Salts?
[rquote=675822&tid=158813&author=PirateDocBrown]No, I think that the use of excess bisulfate ...
18-8-2022 at 08:33
by: VeritasC&E
What yields when preparing Nitric Acid from Salts?
[rquote=675820&tid=158813&author=woelen]What is best for you depends on many things. Is the ...
18-8-2022 at 08:32
by: VeritasC&E
What yields when preparing Nitric Acid from Salts?
[rquote=675813&tid=158813&author=woelen]My best yields indeed are when I add a little water ...
16-8-2022 at 02:39
by: VeritasC&E
What yields when preparing Nitric Acid from Salts?
[rquote=675804&tid=158813&author=B(a)P]I assumed you wanted fuming nitric acid. After reread ...
16-8-2022 at 02:35
by: VeritasC&E
What yields when preparing Nitric Acid from Salts?
[rquote=675797&tid=158813&author=Tsjerk]More water - higher yield. When you are talking abou ...
16-8-2022 at 02:24
by: VeritasC&E
What yields when preparing Nitric Acid from Salts?
[rquote=675793&tid=158813&author=PirateDocBrown]I use NaNO3 and NaHSO4, both really cheap. K ...
16-8-2022 at 02:17
by: VeritasC&E
What yields when preparing Nitric Acid from Salts?
[rquote=675783&tid=158813&author=B(a)P]I use KNO[sub]3[/sub] / H[sub]2[/sub]SO[sub]4[/sub] a ...
15-8-2022 at 03:11
by: VeritasC&E
Nitric & Acetic Acid Mix, Advantages and Disadvantages

Are there people here who use / have used a mix of nitric and acetic acid?

It is used, for inst ...
14-8-2022 at 14:14
by: VeritasC&E
What yields when preparing Nitric Acid from Salts?


What yields are you guys getting when preparing nitric acid from salts through different methods ...
14-8-2022 at 09:31
by: VeritasC&E
Does anyone in Europe have some 5N or 6N Iron?
[rquote=675660&tid=158764&author=Chemcraft]We can offer iron powder with 99.995% purity (4N5 ...
9-8-2022 at 06:02
by: VeritasC&E
Are all Schott Duran reagent bottles made out of borosilicate glass?
[rquote=675655&tid=158771&author=Chemetix]The history and evolution of the borosilicate glas ...
8-8-2022 at 13:07
by: VeritasC&E
Are all Schott Duran reagent bottles made out of borosilicate glass?
[rquote=675649&tid=158771&author=Herr Haber]

Great topic, I learned a lot.
I am surprise ...
7-8-2022 at 21:31
by: VeritasC&E
Could we dry ethanol with Zinc?
[rquote=675544&tid=158782&author=Tsjerk][rquote=675541&tid=158782&author=VeritasC&am ...
7-8-2022 at 13:25
by: VeritasC&E
Could we dry ethanol with Zinc?
[rquote=675542&tid=158782&author=unionised]Is it just me or is " bring the temperature up in ...
7-8-2022 at 13:23
by: VeritasC&E
Could we dry ethanol with Zinc?
[rquote=675544&tid=158782&author=Tsjerk][rquote=675541&tid=158782&author=VeritasC&am ...
7-8-2022 at 13:20
by: VeritasC&E
Mystery Glassware Identification Thread
[rquote=675587&tid=31602&author=VeritasC&E]
I can't figure out what this is: A sort of ...
7-8-2022 at 08:36
by: VeritasC&E
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