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Mercury/HNO3 incident
I have been careful to not let my mercury filled thermometers drop into the boiling flask because I ...
31-10-2019 at 17:36
by: Sulaiman
best option for analysing chemicals in home lab
My chemistry is low level hobby stuff so I may be completely wrong, but,
I think that you should ma ...
31-10-2019 at 07:22
by: Sulaiman
Could you sell esters as fragrances in farmer's markets?
Selling for human consumption should be under FDA oversight,
but as 'aromatherapy' or 'air freshene ...
30-10-2019 at 19:36
by: Sulaiman
Circulating Water Vacuum Pumps on Ebay - reviews?
Plus, there will be 50ml to 500ml ethanol dissolved in the recirculating water,
no way you will mai ...
28-10-2019 at 17:22
by: Sulaiman
Circulating Water Vacuum Pumps on Ebay - reviews?
This eBay listing for a similar looking item shows the gauges clearly;
https://www.ebay.co.uk/itm/A ...
28-10-2019 at 05:00
by: Sulaiman
Thanks, it seems that the query has been answered satisfactorily
27-10-2019 at 17:41
by: Sulaiman
Thanks
Information passed on.
27-10-2019 at 06:14
by: Sulaiman
Change in weight due to the moons gravity.
[rquote=625048&tid=154206&author=wg48temp9][rquote=625040&tid=154206&author=Sulaiman ...
27-10-2019 at 05:51
by: Sulaiman
Advice on protecting a vacuum gauge wanted
A member of a different forum that I frequent ( 4hv.org ) asked the following question;

"How can ...
27-10-2019 at 01:17
by: Sulaiman
Change in weight due to the moons gravity.
My post above was based on memory,
here is one of the documents that I remember reading and just re ...
27-10-2019 at 00:44
by: Sulaiman
Distilled, De-ionised or Tap water?
Walsall (UK) water analysis by the supplier indicates 68 mg/l chloride and 1 mg/l fluoride,
a drop ...
25-10-2019 at 21:28
by: Sulaiman
Constructing a Hershberg stirrer
There is a photograph here in the file attached to the post by not_important
http://sciencemadness. ...
25-10-2019 at 17:26
by: Sulaiman
Change in weight due to the moons gravity.
2[sup]24[/sup] = 16,777,216
the variation of gravity at fixed point on the Earth's surface near the ...
23-10-2019 at 09:31
by: Sulaiman
Constructing a Hershberg stirrer
This is the first I've heard of a Hershberg stirrer so I can't help,
but
I use one of these https: ...
23-10-2019 at 02:14
by: Sulaiman
Sizing Rashig rings for Hempel column
If you have a large pot then I assume that there will be a lot of heat input,
which needs to be rem ...
22-10-2019 at 23:51
by: Sulaiman
high sensitivity low explosives
You are effectively making a firearm ... consider the legal implications.

I used to play with can ...
22-10-2019 at 20:47
by: Sulaiman
Sizing Rashig rings for Hempel column
When I'm reunited with my chemistry stuff I'll try some potassium carbonate
... my supposed-to-be ...
22-10-2019 at 07:21
by: Sulaiman
Sizing Rashig rings for Hempel column
[rquote=624749&tid=154200&author=markx]... As for getting a 14% mash up to 70% in a single s ...
22-10-2019 at 02:55
by: Sulaiman
Sizing Rashig rings for Hempel column
As above, a 35mm o.d. x 700mm tall packed glass column used to distill nitic acid or ethanol
will n ...
21-10-2019 at 21:02
by: Sulaiman
Another section for 0 reply threads just like today's posts
I use Google, go to google search page and enter;

site:sciencemadness.org xxxxx yyyyyy zzzzzz

...
21-10-2019 at 00:00
by: Sulaiman
Which should I use H2O2 of NaOCl to clean/sterilize virgin fibers/silk
[rquote=624603&tid=154121&author=arkoma]https://patents.google.com/patent/US5480788A/en

I ...
18-10-2019 at 20:11
by: Sulaiman
Vigreux column: 200mm vs. 300mm
[rquote=624582&tid=154163&author=B.D.E]... How about Copper mash?
https://ebay.com/itm/Ferm ...
18-10-2019 at 05:29
by: Sulaiman
Vigreux column: 200mm vs. 300mm
[rquote=624576&tid=154163&author=B.D.E]...do you think I can just use 6mm clear glass beads ...
18-10-2019 at 04:19
by: Sulaiman
Would square filter housing work instead of round ones?
If vacuum (reduced pressure) is envisioned then flat surfaces will not be as strong as curved surfac ...
18-10-2019 at 04:09
by: Sulaiman
Cleaning a florence flask
[rquote=624554&tid=154189&author=Heptylene]Put table sald inside the flask and shake it arou ...
17-10-2019 at 18:23
by: Sulaiman
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