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NaBH4 now on DEA Special Surveillance List
[rquote=688589&tid=159954&author=Raid]
It's not just fentanyl that's being made with NaBH ... |
18-11-2023 at 19:33
by: OldNubbins |
Curious glass electrical conduction effect
First video the lip of the bowl is intact and the arc goes around. Second video I see two cracks hav ... |
19-10-2021 at 10:21
by: OldNubbins |
oh my god! 2900$ for a mortar???
Contamination from processing equipment is magnitudes less than impurities already present in the or ... |
19-4-2021 at 13:00
by: OldNubbins |
CBD oil extraction then conversion to Delta-8
[url=https://future4200.com/uploads/short-url/m2UWeMtqDr46ValXskpbZurZqv4.docx]From future4200.com[/ ... |
31-3-2021 at 23:27
by: OldNubbins |
Feasibility of creating a nuclear reactor with the aim of transmutation?
With hydrogen, aluminum, iodine, boron, uranium, and tennessine you can make all the H Al I B U Ts y ... |
7-12-2020 at 18:03
by: OldNubbins |
Advice on purchasing a reliable rotary evaporator for a cheap price
Mellow hum.... the pump is WAY louder. I will pump mine down and then close off the valve to limit ... |
5-12-2020 at 15:26
by: OldNubbins |
Balance repair
[rquote=649280&tid=90891&author=yobbo II]
The display shows garbled stuff. Nothing sensib ... |
16-11-2020 at 20:07
by: OldNubbins |
Balance repair
The photodiodes/transistor are probably working with the load cell and thermocouple for temperature ... |
16-11-2020 at 10:57
by: OldNubbins |
Covid vaccine results
From what I understand, there have been no vaccines for other types of coronavirus (HCoV-229E and OC ... |
9-11-2020 at 11:12
by: OldNubbins |
why you shouldn't touch homemade salts
I spent over 7 years working with beryllium copper alloy building RF cable assemblies for the aerosp ... |
7-11-2020 at 03:02
by: OldNubbins |
No one will give me experience, so I will make experience myself, starting from the bottom
My 2 cents:
Don't explain yourself. Send them a 'thank you' letter expressing your appreciation f ... |
2-11-2020 at 16:42
by: OldNubbins |
No one will give me experience, so I will make experience myself, starting from the bottom
It's possible that they saw your desire to use the internship as a source of education to analyze yo ... |
16-10-2020 at 10:18
by: OldNubbins |
Knock out hazards 2.0
A list might be an interesting novelty but in no way, shape, or form should be referred to as a matt ... |
14-10-2020 at 09:10
by: OldNubbins |
IKA/Chemglass troubleshooting?
Every hotplate/stirrer is just a resistance heating element and usually a shaded pole motor, the sam ... |
11-10-2020 at 18:39
by: OldNubbins |
Det caps in air bags
Useless information:
I used to live near the TRW airbag factory in Arizona. We called it the 'Pi ... |
11-10-2020 at 11:18
by: OldNubbins |
IKA stirrgin hotplate error
http://staff.washington.edu/wbeaty/chem_stir.html
Use the empty shells with the elements and add ... |
11-10-2020 at 11:04
by: OldNubbins |
Flat Flange lid not grounded o-ring
Most industrial manufacturing processes are just "unprofessional farmhouse techniques" with some lip ... |
1-10-2020 at 19:44
by: OldNubbins |
Flat Flange lid not grounded o-ring
Based on the response you posted it probably needs to be ground. If you cannot return it, it can be ... |
30-9-2020 at 23:11
by: OldNubbins |
My synthetic rubies are somewhat impure, how to make cleaner ?
[rquote=645256&tid=156181&author=metalresearcher]The idea of making a kind of pellets is ver ... |
26-9-2020 at 16:00
by: OldNubbins |
My synthetic rubies are somewhat impure, how to make cleaner ?
I have done some rubies and found this has helped:
Mix the chrome and aluminum oxides with a small ... |
24-9-2020 at 11:49
by: OldNubbins |
Importing Lab Glassware into Canada
[rquote=644517&tid=156139&author=Deathunter88]Honestly what's wrong with the police coming b ... |
13-9-2020 at 12:30
by: OldNubbins |
Advice on purchasing a reliable rotary evaporator for a cheap price
Dr. Bob should chime in here soon. He should be able to hook you up. I recently refurbished severa ... |
4-9-2020 at 17:13
by: OldNubbins |
CBD THC extraction
Codes are generally top level requirements; standards are abridgments are unenforceable but are used ... |
25-8-2020 at 22:53
by: OldNubbins |
new toys
[rquote=643701&tid=64800&author=Sulaiman][rquote=643682&tid=64800&author=JJay]The va ... |
25-8-2020 at 22:44
by: OldNubbins |
Screens for Aluminum Powder
I tried milling my own aluminum powder from scrap chips and turnings since I have plenty of those bu ... |
22-8-2020 at 15:59
by: OldNubbins |
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