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Vacuum Oven vs Kiln for Molecular Sieve Drying
[rquote=621847&tid=151799&author=Magpie]From my psychrometric chart: at 68°F (20°C) and 5 ...
1-9-2019 at 13:22
by: wg48temp9
Tubing I.D. and Material for 10mm Connectors
[rquote=621823&tid=153549&author=monolithic]I use 5/16" (7.9 mm) silicone vacuum hose on "10 ...
1-9-2019 at 05:15
by: wg48temp9
Ceramic balls available at Aldi UK
Aldi has ceramic balls for sale at approximately 0.75l tub for £4.

A tongue test indicates they ...
1-9-2019 at 04:51
by: wg48temp9
Vacuum Oven vs Kiln for Molecular Sieve Drying
[rquote=621802&tid=151799&author=Magpie]Isn't that "Pw" the partial pressure of water in the ...
1-9-2019 at 03:43
by: wg48temp9
Vacuum Oven vs Kiln for Molecular Sieve Drying
Below is snip of a set of isotherms for the absorption of water by 3A sieves.
You have to multiply ...
31-8-2019 at 18:23
by: wg48temp9
Methyl Violet questions
Its always a good idea to check the CAS# against the name and the formula and any other information ...
31-8-2019 at 06:00
by: wg48temp9
Vacuum Oven vs Kiln for Molecular Sieve Drying
[rquote=621715&tid=151799&author=nimgoldman]The steel balls are a pretty good idea!

I've ...
31-8-2019 at 03:05
by: wg48temp9
Vacuum Oven vs Kiln for Molecular Sieve Drying
[rquote=618079&tid=151799&author=Panache][rquote=617361&tid=151799&author=rockyit98] ...
31-8-2019 at 02:31
by: wg48temp9
System Design 101
There is little point in asking which is best without specifying what characteristics are considered ...
30-8-2019 at 07:31
by: wg48temp9
Could a thermal lance with Aluminium fuel be operated with compressed air?
[rquote=621532&tid=153436&author=Twospoons]Given that industry is always looking for the che ...
28-8-2019 at 15:34
by: wg48temp9
Old odor memory and vigorously boiled milk.
My microwave oven failed and I have not fixed yet. So this morning I was forced to heat my milk for ...
27-8-2019 at 03:46
by: wg48temp9
Looking for Dyes
[rquote=621351&tid=153007&author=MrHomeScientist]Thanks for [b]Carbon8[/b] for the safranine ...
26-8-2019 at 10:05
by: wg48temp9
10 l chlorine generator
[rquote=621325&tid=153401&author=Keras][rquote=621324&tid=153401&author=Herr Haber]T ...
26-8-2019 at 04:31
by: wg48temp9
Sulfides of Mo, W and V
I don'i know the answers to your specific questions but I can give you some info on Mo oxides.

Fi ...
26-8-2019 at 02:50
by: wg48temp9
WARNING
I purchased sodium nitrate from DrScrabs about one week ago. I was supposed to receive a tracking nu ...
25-8-2019 at 02:28
by: wg48temp9
Tungsten metal plus piranha solution?
Plain H2O2 is all that's needed. See the note below. Adding alkali will accelerate the decompositi ...
23-8-2019 at 10:35
by: wg48temp9
how to syntetize chloroacetone?
If I remember correctly there is synthesis for chloroacetone in the first book on the "Laboratory Ma ...
23-8-2019 at 02:41
by: wg48temp9
Lugdunomycin
I had to look up what a spiroatom was: the only common atom of two rings.

Is there a special sign ...
23-8-2019 at 02:32
by: wg48temp9
How to make a 1 Mole Sodium Hydroxide (NaOH) solution.
[rquote=620698&tid=152994&author=JoeyJoystick]
Myself, when I was 12 or 13 years old, had a ...
18-8-2019 at 22:22
by: wg48temp9
How to fix date format?
[rquote=620695&tid=153083&author=fusso]Sigh. Is there noone that knows how to fix the SM dat ...
18-8-2019 at 08:41
by: wg48temp9
How to fix date format?
[rquote=620510&tid=153083&author=fusso]I'm using yymmdd format, but tried to change the sett ...
16-8-2019 at 02:44
by: wg48temp9
Metal Pot on Ceramic Hotplate
[rquote=620503&tid=153049&author=WGTR]It’s because the metal container will not be flat en ...
16-8-2019 at 02:31
by: wg48temp9
Aurin- tricarboxylate synthesis
I found a curious note titled:
SYNTHESIS OF THE COVALENT HYDRATE OF THE INCORRECTLY
ASSUMED STRUC ...
15-8-2019 at 11:18
by: wg48temp9
Matter about DIY magnetic stirrer
[rquote=618997&tid=152518&author=namnguyenvn2904]My heating element is absolutely safe enoug ...
14-8-2019 at 15:43
by: wg48temp9
Renewing old burette markings
I had similar problems with cheap thermometers.

Permanent markers tend to be dyes dissolved in a ...
14-8-2019 at 15:13
by: wg48temp9
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