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Growing Synthetic Corundums (Ruby) I'm a silversmith and gemologist as a day job. Why bother you can buy a cut and polished flux grown ...	9-7-2023 at 11:36 by: highpower48
What is soldering iron tip refresher? Not sure since I've never used it. But it sounds like a mixture of tin and borax.	11-1-2023 at 10:07 by: highpower48
microscope slide crystals - mounting medium Yes it does harden between glass, been using it for years as a mount. I believe evaporation.	29-7-2022 at 13:27 by: highpower48
microscope slide crystals - mounting medium Sally Hansom clear - harder than nails	28-7-2022 at 14:47 by: highpower48
Replacing the inner sleeve on a heating mantle Should just be a couple of screws holding on the top. There are only two wires on the replacement t ...	11-7-2022 at 13:34 by: highpower48
DIY gasket for buchner funnels Should be able buy on Amazon. That's where I got my 2 sets less than $10.00 each.	8-3-2022 at 09:38 by: highpower48
Copper Hydroxide I was making some Copper Hydroxide using Nile Reds method. At 1st the wet in beaker participate was ...	11-7-2021 at 11:28 by: highpower48
Making sodium citrate Was making sodium citrate yesterday and using citric acid and sodium carbonate, when boiling to dryn ...	14-6-2021 at 09:13 by: highpower48
Ammonium Acetate, what went wrong Made some ammonium acetate by naturalizing 10% ammonia with white vinegar. Boiled from 1000ml to aro ...	1-5-2021 at 15:32 by: highpower48
Extracting lead and tin from solder. How about removing the 1% silver from lead free solder, which is 99% tin and 1% silver.	7-1-2021 at 09:53 by: highpower48
Iodine did not precipitate from Potassium Iodide? (HCL+ H2O2) Two things...1st are you positive its Potassium iodine 2nd use concentrated hydrochloric acid	14-11-2020 at 07:48 by: highpower48
Lab and insects My lab is in my garage its 25 by 25feet. I use a section 12 by 12 foot as a lab. Built in 8 ft by 2 ...	9-7-2020 at 14:49 by: highpower48
DIY Heating mantle I use a Variac to power mine...	18-5-2020 at 09:06 by: highpower48
Ghetto Nitric Acid Well gave this a try today. 101g of Potassium Nitrate 20 ml water and 35 ml Sulfuric Acid. Mixed wa ...	15-4-2020 at 14:04 by: highpower48
Ghetto Nitric Acid [rquote=634067&tid=155175&author=arkoma]pray tell what you filter it through? A $30 chinese ...	14-4-2020 at 15:20 by: highpower48
Ghetto Nitric Acid Has anyone made what I call Ghetto Nitric Acid? It's made just by mixing a proper amount of Potassiu ...	14-4-2020 at 14:29 by: highpower48
Magpie has died That is so sad. I still use his Nitric Acid synthesis post for my method for making it. May he rest ...	13-12-2019 at 09:18 by: highpower48
Heating mantle blew up WTF!!!!! Best just to get a Variac and be done with it. This will also a allow you to buy cheap mantel heatin ...	22-7-2019 at 08:44 by: highpower48
Drano uses? Soap making	9-6-2019 at 07:08 by: highpower48
DIY Heating Mantle (How To Build It) I've built 3 of these now a 100ml, 250ml and a 500ml. Used glass wool on all three. At first it doe ...	18-1-2019 at 11:11 by: highpower48
I need help with optoisolators. . . Buck Converter comes to mind.	16-12-2018 at 09:38 by: highpower48
Lights flickering when hotplaet goes through heating cycle - anything I can do to stop this? Had same issue with a laser printer and hot air rework station. Solution was to run a shorter 20amp ...	17-11-2018 at 10:26 by: highpower48
Spam reporting idea I belong to a lot of groups. Most of them moderate and need to approve new member posts for a say t ...	4-10-2018 at 08:29 by: highpower48
Latest chemical order? [rquote=535843&tid=9890&author=happyfooddance][rquote=531072&tid=9890&author=highpow ...	16-9-2018 at 07:13 by: highpower48
We need a sticky thread about starter experiments for newbies Anyway to pull the previous threads into one post under a different title such as Experiments for th ...	14-9-2018 at 08:06 by: highpower48
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