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dispersion tube porosity.
G1 = 50-70μm
G2 = 30-50μm
G3 = 16-30μm

I'm leaning towards G2 as I have a G3 fritted funnel ...		 31-7-2018 at 19:04
by: Leafs
Jackpot
you could make a diy car battery charger from one of the laptop power supplies. made one, works good ...		 4-7-2018 at 12:34
by: Leafs
What are the hard white rubber stoppers made of ?
I wrap my rubber stoppers with ptfe plumber tape when I'm worried about potential degdradation/react ...		 19-6-2018 at 18:54
by: Leafs
Is this kit any good?
I've found chinese glassware to be pretty decent. I mean there are definitely imperfections here and ...		 12-5-2018 at 18:43
by: Leafs
Looming DCM Ban (US)
Wonder how many people are killed by electrocution... maybe it's time to ban electricity.

Instea ...		 11-5-2018 at 21:06
by: Leafs
Whats the most dangerous chemical you've ever synthesized?
Bromine (gnarly stuff)
Purified and concentrated sulfuric acid using the H2O2 method, boiling H2SO ...		 28-4-2018 at 21:48
by: Leafs
How should I choose glass joint size?
I went with 24/29.

Sidenote question though for anyone.

I know that 24/29 male joint will fi ...		 28-4-2018 at 17:56
by: Leafs
amber discoloration after heating 75% phosphoric acid
Hi I'm trying to concentrate 75% H3PO4 to around 85%.

I heated the liquid in a beaker with stirr ...		 11-3-2018 at 12:32
by: Leafs
Labware and chemicals for Belgium and Europe
Maybe message these sellers and tell them about this site before they disappear for good? 		4-3-2018 at 21:52
by: Leafs
Borohydride
no offence but your price is way inflated... I paid like 82USD for 600grams out of ukraine.

[Edite ...		 4-3-2018 at 17:16
by: Leafs
can anyone describe the smell of hbr or hydrobromic acid?
just an update on this reaction.

I now feel I can come to the relatively safe conclusion that th ...		 6-12-2017 at 21:38
by: Leafs
can anyone describe the smell of hbr or hydrobromic acid?
[rquote=499533&tid=78729&author=mayko][rquote=499513&tid=78729&author=Leafs]Google d ...		 5-12-2017 at 18:01
by: Leafs
can anyone describe the smell of hbr or hydrobromic acid?
Google describes it as acrid, but that is kinda open to interpretation. I was wondering if someone c ...		 5-12-2017 at 14:09
by: Leafs
Hydrogen Generator
I produced hydrogen gas by slowly dripping NaOH solution on aluminum foil balls in water and the ves ...		 29-11-2017 at 21:19
by: Leafs
manganese dioxide particle size
[rquote=489395&tid=75839&author=JJay]Wouldn't that step remove unreacted manganese carbonate ...		 1-8-2017 at 18:08
by: Leafs
manganese dioxide particle size
[rquote=489241&tid=75839&author=Boffis]By its very nature "active" Mn oxide occurs as clumps ...		 1-8-2017 at 14:07
by: Leafs
manganese dioxide particle size
[rquote=489241&tid=75839&author=Boffis]By its very nature "active" Mn oxide occurs as clumps ...		 31-7-2017 at 09:18
by: Leafs
manganese dioxide particle size
So I made some "active" MnO2. I'm wondering how fine should I mill this stuff considering it really ...		 30-7-2017 at 18:07
by: Leafs

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