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Sulfuric Acid in UK [rquote=616325&tid=151410&author=Pseudoscience][rquote=616308&tid=151410&author=Kera ...	28-6-2019 at 15:30 by: unionised
Filling old gas canisters The big problem is the gas mixture you make in the pump. It starts off full of air, and then you ad ...	26-6-2019 at 10:43 by: unionised
Filling old gas canisters You may have missed out one or more steps there. If the container has air in it then you evacuate i ...	26-6-2019 at 09:52 by: unionised
Chemical tests for heavy metals How much money do you have? How good a detection limit do you need?	25-6-2019 at 10:34 by: unionised
What opioids/opiates can be made 100% syntheticaly without poppies It's possible to synthesise the opiates. It's much easier and cheaper to grow poppies and extract t ...	24-6-2019 at 12:03 by: unionised
Solvent Solubility Question It depends. If there is lots of IPA then it will all mix. If it's mainly DCM and water then there ...	23-6-2019 at 11:41 by: unionised
Non Newtonian mixtures using fumed silica [rquote=615826&tid=151279&author=twelti][rquote=615815&tid=151279&author=unionised][ ...	22-6-2019 at 12:52 by: unionised
Non Newtonian mixtures using fumed silica [rquote=615755&tid=151279&author=XeonTheMGPony]Please use this literary device called: Parag ...	22-6-2019 at 08:50 by: unionised
Combining concentrated H2O2 with ethanol, methanol or IPA Am I the only one who read this "Combining concentrated H2O2 with ethanol, methanol or IPA" and thou ...	21-6-2019 at 16:27 by: unionised
Does anyone have a homemade H2 generator or advice on makong a simple setup? Depending on what rate you want, this sort of think might be neater. https://www.youtube.com/watc ...	19-6-2019 at 10:12 by: unionised
Any way to prepare anhydrous ZnCl2 without using gaseous Cl2 or HCl? [rquote=615001&tid=150934&author=fusso]Anhydrous MnCl2 and CoCl2 can be dehydrated by heatin ...	11-6-2019 at 11:40 by: unionised
Baclofen via cinnamic acid ester https://www.ebay.co.uk/itm/Blue-John-Paperweight-10cm-x-7cm-x-4cm-at-widest-1-side-polished-FREE-POS ...	10-6-2019 at 13:10 by: unionised
Any way to prepare anhydrous ZnCl2 without using gaseous Cl2 or HCl? If you can get FeCl3....	10-6-2019 at 13:08 by: unionised
Baclofen via cinnamic acid ester [rquote=614891&tid=150933&author=Tsjerk]l I'm thinking about mixing the two with a small exc ...	10-6-2019 at 11:22 by: unionised
How to get rid of last nitromethane in methanol [rquote=614860&tid=150910&author=Σldritch]S unionised: Assuming you mean fractional dist ...	10-6-2019 at 10:54 by: unionised
How to get rid of last nitromethane in methanol Isn't the azeotropic distillation good enough to get rid of it?	9-6-2019 at 11:32 by: unionised
Tips on Hg manometer? You use the non-linear scale fro very low pressures. Mind you, these things aren't great for chemis ...	8-6-2019 at 13:20 by: unionised
Tips on Hg manometer? Does this help? https://www.sigmaaldrich.com/catalog/product/aldrich/z407496?lang=en&region=GB ...	8-6-2019 at 02:50 by: unionised
LiOH broken bottle Complain to the supplier.	7-6-2019 at 07:01 by: unionised
Pottery grade materials purity (NiO and K2Cr2O7) If you want to purify the nickel oxide the first step is to get it into solution. That could take s ...	3-6-2019 at 13:02 by: unionised
Stainless steel fell from the sky 400years before it was invented [rquote=614267&tid=150703&author=draculic acid69]Fusso I know you're not the sharpest tool i ...	2-6-2019 at 05:08 by: unionised
Chloroform Synthesis: Why does the common procedure uses Acetone instead of Ethanol? If you use alcohol, in addition to the less favourable stoichiometry, you end up wasting bleach be ...	2-6-2019 at 01:49 by: unionised
Gas pressure/flow regulator Flammable gases often have a left hand thread. It's to stop people coupling the wrong things togeth ...	30-5-2019 at 12:39 by: unionised
Chloroform Synthesis: Why does the common procedure uses Acetone instead of Ethanol? I think it's because the reaction with ethanol uses more bleach for each gram of chloroform.	30-5-2019 at 12:36 by: unionised
Gas pressure/flow regulator Did it occur to anyone to wonder why they use different threads in cheap CO2 regulators that only ha ...	30-5-2019 at 09:43 by: unionised
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