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How fast do molecular seives absorb?
I think the rate of absorption is going to be concentration dependent. Effectiveness for your appli ... |
21-10-2015 at 05:34
by: Magpie |
sebacic acid
I really haven't looked into the chemistry beyond what is in the JAOCS article as found here: http: ... |
19-10-2015 at 15:35
by: Magpie |
Spin off from Phosgene thread
My troll detector is pegged. |
19-10-2015 at 12:29
by: Magpie |
Insulate fume hood?
your hood face area = {(70cm)(80cm)/[(2.54cm/in)(2.54cm/in)]}/(144in^2/ft^2) = 6.0 ft^2
V = Q/A = ... |
19-10-2015 at 09:48
by: Magpie |
sebacic acid
[rquote=423883&tid=64038&author=Oscilllator]
-Did you use the copper flask just because it ... |
19-10-2015 at 06:05
by: Magpie |
sebacic acid
I recently synthesized sebacic acid (decandioic acid) as a by-product of a synthesis for 2-octanol. ... |
18-10-2015 at 19:42
by: Magpie |
How do catalytic converters work?
And they might soon be rubbing elbows with the guys at VW. |
17-10-2015 at 15:06
by: Magpie |
Chemical Tanker Seen on Highway
I recently saw a string of railroad tankers sitting on a rail spur. Many had the following placard ... |
17-10-2015 at 09:27
by: Magpie |
Bought some lab stuff...now what
I'm sorry but I cannot see your components well enougth to make any further comments at this time. ... |
15-10-2015 at 17:23
by: Magpie |
Bought some lab stuff...now what
As I understand this you have 3 components: (1) a base cabinet, (2) the hood enclosure, and (3) a su ... |
15-10-2015 at 08:04
by: Magpie |
Spin off from Phosgene thread
I have made Cl2 many times. Never without smelling it. My powerful fume hood allows me to have sma ... |
14-10-2015 at 12:28
by: Magpie |
Isolation and Purification of Organic Solvents
When on vacation in Boston I wandered into the organic chemistry section of the Mallinckrodt laborat ... |
14-10-2015 at 08:02
by: Magpie |
oranic chemistry
Yes. I give an industrial example separating water and turpentine here:
http://www.sciencemadnes ... |
14-10-2015 at 07:44
by: Magpie |
Conversion and/or Separation of Red+White Phosphorus
[rquote=422999&tid=63957&author=Sulaiman]
2) is there a known commonly available solvent th ... |
13-10-2015 at 07:49
by: Magpie |
Insulate fume hood?
That's just right for a 4' wide hood and ducting diameter ≥8". If it is too strong it will blow o ... |
12-10-2015 at 14:55
by: Magpie |
Insulate fume hood?
If your blower is adequate it will be pulling in so much cold air that the hood insulation will be i ... |
12-10-2015 at 08:24
by: Magpie |
mineral oil
[rquote=422754&tid=63927&author=Magpie]
The mineral oil seems "heavy," ie, viscous, so I th ... |
12-10-2015 at 08:12
by: Magpie |
mineral oil
Needing some mineral oil with a boiling point of 400±20°C I assumed that I could obtain this by fr ... |
11-10-2015 at 16:05
by: Magpie |
PID Temperature Controller
I have built two of these and show one somewhere on this forum. I find them very useful for control ... |
11-10-2015 at 09:43
by: Magpie |
red lead (2PbO*PbO2)
Hi gsd. I only used about 4g of PbO. Also, every half hour I was opening the furnace and stirring ... |
11-10-2015 at 09:34
by: Magpie |
red lead (2PbO*PbO2)
I used my gun powder scale which weighs down to 0.1 grain (7mg). The wt increase was only 0.1 grain ... |
10-10-2015 at 17:34
by: Magpie |
red lead (2PbO*PbO2)
I recently made this compound, also sometimes designated Pb3O4, using PbO. About 4g was placed on a ... |
10-10-2015 at 13:55
by: Magpie |
American Experience: The Poisoner's Handbook
Was this something you saw on TV? I have the book and thought it was a fun read.  |
8-10-2015 at 07:17
by: Magpie |
Heating mantle/variac
Show us a picture of the mantle. Is it equipped with a power setting knob?
If the mantle has a ... |
4-10-2015 at 07:53
by: Magpie |
making semicarbazide
I suggest you follow the procedure in Gatterman (1937), in the forum library. |
4-10-2015 at 07:48
by: Magpie |
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