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Condition of a used hotplate I am pretty sure the older ones used a pt-1000 probe as well. Their probes are digital thermomete ...	27-3-2022 at 23:42 by: macckone
Getting Celite 545 out of a medium frit? I have a buchner funnel with paper and 1.5um fiberglass filters. I can use the very fine fiberglass ...	27-3-2022 at 23:16 by: macckone
Arsenic disposal lead oxide is a good flux for glass. arsenic trioxide, not so much, it boils. According hazardou ...	26-3-2022 at 00:57 by: macckone
Book of all radio active nuclei and their decay products [rquote=672275&tid=158388&author=yobbo II] Thanks for reply MadHatter This item is per ...	26-3-2022 at 00:08 by: macckone
Separating Sodium Perchlorate from Buffer Solution [rquote=672251&tid=158481&author=Fulmen][rquote=672250&tid=158481&author=macckone]I ...	26-3-2022 at 00:00 by: macckone
Separating Sodium Perchlorate from Buffer Solution [rquote=672226&tid=158481&author=Fulmen][rquote=672205&tid=158481&author=macckone] ...	24-3-2022 at 08:32 by: macckone
Detergent that oxidizes organic compounds. apply a small amount of oxiclean to a small spot in an inconspicuous place, in a closet corner for e ...	22-3-2022 at 17:08 by: macckone
Separating Sodium Perchlorate from Buffer Solution [rquote=672160&tid=158481&author=clearly_not_atara]Why not just precipitate KClO4?[/rquote] ...	22-3-2022 at 17:00 by: macckone
Sodium Hypochlorite "bleach" reagent OTC walmart pool essentials chlorinating liquid is cheap and doesn't contain additives. It is also 10% ...	22-3-2022 at 16:46 by: macckone
3Å molecular sieve suggestions ? Selectivity is relative. Cheaper sieves are generally less selective. But no seive is going to be ...	19-3-2022 at 14:48 by: macckone
Getting Celite 545 out of a medium frit? Celite and the frit are both silica. So there is no significant difference between the two material ...	16-3-2022 at 13:12 by: macckone
Want to buy a rotary evaporator The ones in the USA are about double that if you want a working one. Partial and parts are that pri ...	11-3-2022 at 22:48 by: macckone
Want to buy a rotary evaporator Asking price and location?	11-3-2022 at 15:21 by: macckone
Vacuum pump oil [rquote=671896&tid=158451&author=Antiswat]do you have insight into the formulations of these ...	11-3-2022 at 15:16 by: macckone
Vacuum pump oil Vaccum oil is low vapor pressure first and other things second. It is usually very low viscosity an ...	10-3-2022 at 18:31 by: macckone
my ethanol is corrosive It doesn't take much water to cause steel to rust.	10-3-2022 at 18:21 by: macckone
How do the PTFE "Chem-Vac Stirrer Bearings" work? [rquote=671709&tid=158436&author=SuperOxide][rquote=671697&tid=158436&author=macckon ...	10-3-2022 at 08:47 by: macckone
How do the PTFE "Chem-Vac Stirrer Bearings" work? [rquote=671747&tid=158436&author=monolithic][rquote=671697&tid=158436&author=macckon ...	10-3-2022 at 08:31 by: macckone
Does sodium hydroxide decompose ethanol? ethanol and air will yield acetic acid and acetylaldehyde. acetylaldehyde like all ketones and alde ...	10-3-2022 at 08:23 by: macckone
How do the PTFE "Chem-Vac Stirrer Bearings" work? The orange piece provides the seal but requires something to fit almost exactly to begin with. You ...	6-3-2022 at 23:48 by: macckone
Is it now illegal to buy from chemcraft? With aeroflot suspending international flights and other international airlines not flying into russ ...	6-3-2022 at 23:41 by: macckone
Filtering Barium Carbonate In my (anecdotal) experience barium salts are easier to filter than calcium salts, but particle size ...	6-3-2022 at 23:36 by: macckone
Dimorphism of Calcium Acetate Sodium acetate forms a diacetate, I would assume calcium would do the same if there is excess acetic ...	4-3-2022 at 12:08 by: macckone
Synthesis of thioacetone? Fery, Interesting paper on the working conditions. glove box and destroying any vapors in situ.	4-3-2022 at 11:39 by: macckone
free Software for private chemists I would love to have a good program for equation balancing, merck index substitute (possibly with da ...	24-1-2022 at 15:56 by: macckone
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