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6" i.d. glass tube & vacuum ?
Positive and negative pressure put different stresses on the container, and the compression and tens ... |
26-5-2017 at 07:22
by: phlogiston |
Filter paper from commonly available materials?
A layer of clean sand makes a pretty effective and cheap filter for removing small particles.
Make ... |
25-5-2017 at 13:42
by: phlogiston |
Cool looking sulfur crystals
You'd be surprised at how complex it is sometimes to produce a specific form of crystal.
Tiny amo ... |
8-5-2017 at 16:18
by: phlogiston |
Help! ... 25 litres of mystery liquid
Why would anybody dump 25 liters of good diesel into your neighbours yard, though?
I wander if th ... |
8-5-2017 at 11:54
by: phlogiston |
What is the proper way to store hydrogen peroxide?
Commercial 35% hydrogen peroxide comes in a black plastic bottles that have a special vent in the li ... |
6-5-2017 at 14:00
by: phlogiston |
Anhydrous HNO3 from DCM and dry ice
Your answer suggests that you are not aware that HNO3, being a strong oxidiser itself, can react vio ... |
4-5-2017 at 02:26
by: phlogiston |
Finding copper in common items?
Wow, a hardware store employee that has never even heard of copper wire must be even more rare .
... |
4-5-2017 at 01:55
by: phlogiston |
Using bacteria to grow a leather like material
Cool, I really believe that we will witness a revolution in manufacturing materials and objects usin ... |
3-5-2017 at 00:26
by: phlogiston |
The origin of life on planet Earth
Maybe an art project or something then. |
2-5-2017 at 05:15
by: phlogiston |
Please help me get out of this mess
To be honest, you don't seem very well prepared for gold extraction, never mind on this scale. You d ... |
2-5-2017 at 01:04
by: phlogiston |
The origin of life on planet Earth
Can't decide between poetry, spam or an attempt to start a thread on the origin of life. |
1-5-2017 at 12:19
by: phlogiston |
lead acetate "neutralization"
precipitating as:
- lead chloride is a very poor choice IMO, it is 'moderately soluble'. It is so ... |
30-4-2017 at 14:20
by: phlogiston |
Today, I march.
[quote]
What do climate scientists do all day, anyway?
[rquote=481632&tid=73608&author ... |
27-4-2017 at 14:30
by: phlogiston |
DIY Bacteria culture/algae Incubator
I know little about algae, but the Petri dishes commonly used to culture bacteria culture on agar me ... |
25-4-2017 at 16:28
by: phlogiston |
DIY Bacteria culture/algae Incubator
If you insulate the unit well enough, it does not require a lot of energy.
Perhaps you can start ... |
25-4-2017 at 01:11
by: phlogiston |
Alternative hobbies that appeal to those with interest in chemistry
I see a few patterns developing here.
I have pretty much the same list of hobbies: electronics, pro ... |
20-4-2017 at 05:45
by: phlogiston |
Copper(II) acetate triarsenite synthesis questions/help
From "Fireworks, The Art Science and Technique" by Takeo Shimizu:
[quote]Manufacture. One example ... |
20-4-2017 at 03:44
by: phlogiston |
Oxy-hydrogen torch via electrolytic gas supply?
@tsath, xenon is about 12 times less abundant in air than krypton, and about 100,000 times less abun ... |
18-4-2017 at 06:45
by: phlogiston |
sources of l-cysteine
Fortunately, the conditions for isolating cysteine from hair are such that it is quite unlikely that ... |
14-4-2017 at 15:09
by: phlogiston |
sources of l-cysteine
From Wilson RH et al, J Biol Chem (1927) 543-553, The Cysteine Content of Hair and Other Epidermal T ... |
14-4-2017 at 01:43
by: phlogiston |
Cheapest power supply for an electrochemical cell, no resistors neccessary
It is generally not a good idea to set up multiple chargers in parallel. Better use a single one tha ... |
7-4-2017 at 12:39
by: phlogiston |
Powdering aluminum - any "tricks" like quenching in liquid N2 or flash freezing?
An alloy with magnesium known as "magnalium"" would probably be preferable since the properties of m ... |
7-4-2017 at 00:23
by: phlogiston |
substituted phenethylamines, numbered clockwise or counterclockwise?
Also, note that although benzene is often drawn with alternating double and single bonds, all six bo ... |
1-4-2017 at 07:27
by: phlogiston |
Solubility musings
Also striking are the perchlorates of the alkali metals.
At 20 deg in water:
HClO4 - infinity mi ... |
30-3-2017 at 06:06
by: phlogiston |
Targeted Apoptosis of Senescent Cells
Tsjerk, note that the peptide/small protein is composed of D-amino acids.
As I am sure you know, E ... |
26-3-2017 at 14:49
by: phlogiston |
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