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Science equipment looking for a home
Just found another working Corning stir/hotplate as well as 2 older but working variacs. I would as ... |
7-2-2021 at 18:17
by: Dr.Bob |
Peracetic acid
I once saw a fume hood that contained a moderate sized peroxyacetic acid reaction that had been conc ... |
28-1-2021 at 18:01
by: Dr.Bob |
The POTENCY of carcinogens.
I still have scads of old books on cancer and mutagenicity, toxicology and more. If you have specif ... |
28-1-2021 at 17:57
by: Dr.Bob |
Safe storage of DCM
I can smell DCM and CHCl3 readily, and quite distinctively.
I find the 100 ml Qorpak narrow mo ... |
28-1-2021 at 07:25
by: Dr.Bob |
Homemade and Repurposed Lab Gear
You can get a similar thing at Lowes or Home Depot in the US for as a light dimmer for controlling i ... |
26-1-2021 at 12:06
by: Dr.Bob |
External heating for bath to allow use of magstir?
For that size distillation, a soft sided heating mantle (like Glascol brand) works best, they can be ... |
14-1-2021 at 16:28
by: Dr.Bob |
What have been your longest or most boring reactions?
I had a reaction to put a benzyl group on hindered amine that took about 5 days, so I ran it once as ... |
7-1-2021 at 19:13
by: Dr.Bob |
Science equipment looking for a home
I wanted to let people know that I have been tied up with some family medical issues (not covid, but ... |
7-1-2021 at 19:03
by: Dr.Bob |
Any place to get granular purified silicone dioxide for chemistry applications?
I still have some flash chromatography grade silica gel (Merck type) which I have a few containers ( ... |
6-1-2021 at 16:49
by: Dr.Bob |
Graduate School?
I would agree that moving to a new place for graduate school is usually better for many reasons. M ... |
1-1-2021 at 17:00
by: Dr.Bob |
How is medium/large scale sublimation accomplished?
It is still used occasionally for compounds that work well, which includes iodine, ferrocene, and na ... |
1-1-2021 at 16:40
by: Dr.Bob |
Science equipment looking for a home
Yes, this is US only. I have had a growing issue shipping nearly anything internationally, so I am ... |
1-1-2021 at 16:30
by: Dr.Bob |
Science equipment looking for a home
Anyone want a 1975 CRC handbook of Chemistry and Physics? Free with postage. I have a growing pi ... |
1-1-2021 at 10:29
by: Dr.Bob |
2020 Secret Santa [tell everyone how it went]
I want to thank Texium for the gifts that he sent me, some unique old glassware as well as a Science ... |
30-12-2020 at 06:26
by: Dr.Bob |
Ika or Corning?
The IKAs are made for 220 volts, so the wiring is small, as there is X current at 220 V. When you ... |
28-12-2020 at 19:34
by: Dr.Bob |
Ika or Corning?
While the IKA is spiffy and great when it works, they break often and are hard to get parts for or ... |
27-12-2020 at 14:04
by: Dr.Bob |
Broken Stirrer & Motor Replacement
I likely have a motor for a PC-320, it might take me a few days to find it, but I will look.
I ... |
24-12-2020 at 12:27
by: Dr.Bob |
Leaking desiccator
I would clean the entire surface and wipe with hexanes or DCm to clean the grease, then go back with ... |
18-12-2020 at 12:34
by: Dr.Bob |
Covid vaccine results
If you are allergic to mRNA you would be very sick, as your body makes it comstantly. Likely ther ... |
17-12-2020 at 19:59
by: Dr.Bob |
Science equipment looking for a home
Just found a box with a few more larger sized 24/40 addition funnels in 250, 500, and I think 1000 m ... |
14-12-2020 at 18:06
by: Dr.Bob |
I need help finding the very bane of roaches existence...
I'm still sad they banned Chlordane for termite control. You could apply it around the house in a ... |
14-12-2020 at 10:31
by: Dr.Bob |
Covid vaccine results
Vaccine trials are well known in general, and Pfizer's has been tested on 20,000+ people so far, and ... |
12-12-2020 at 17:05
by: Dr.Bob |
GL45 Caps?
I have some white LF45 caps that are teflon lined, but not listed for high temps, but they are ideal ... |
12-12-2020 at 11:16
by: Dr.Bob |
I need help finding the very bane of roaches existence...
I would strongly recommend using some roach bait gel, putting it in hidden places all over the house ... |
10-12-2020 at 18:53
by: Dr.Bob |
Just arrived API 365 Triple Quadrupole Mass Spectrometer
Cool photos. I think I may have used one of those many years back. I have a seen a few views of t ... |
10-12-2020 at 05:57
by: Dr.Bob |
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