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Everyday Chemistry I made 400 grams of 60 % nitric acid by distillation from sodium nitrate and sulfuric acid. I tried ... |
31-8-2018 at 02:46 by: Heptylene |
What to do with a long glass tube If it is not quartz, it could make a nice starting point for large ampoules of chlorine, bromine etc ... |
28-8-2018 at 08:03 by: Heptylene |
Ostwald reactor from platinized silica wool Incredible! That's a nice catalyst support, I'm guessing the beads fit in the reaction tube right? T ... |
26-8-2018 at 02:37 by: Heptylene |
Beginning question about making copper chloride If you are not in a hurry, you can just put copper in hydrochloric acid (with some excess, say 50 % ... |
24-8-2018 at 04:16 by: Heptylene |
Order a chemical, get something else I bought "food grade" vanillin from ebay once. The vanillin was cheap, in fact suspiciously so (10 $ ... |
23-8-2018 at 12:53 by: Heptylene |
Unable to reply to U2U Yes I did it the way you describe but nope, doesn't work.
I also tried sending a new message to t ... |
23-8-2018 at 12:42 by: Heptylene |
Unable to reply to U2U I can't reply to a U2U I received. I tried multiple times over different days with the same result: ... |
23-8-2018 at 05:14 by: Heptylene |
tris(4-nitrophenyl)methanide, an easily formed blue carbanion I guess I could try degassing some THF and compare the decomposition rate with that in non-degassed ... |
20-8-2018 at 04:15 by: Heptylene |
Color in more dilute solution I tried dissolving an extremly small amount (much less than 1 mg) in DCM and added base as before. T ... |
19-8-2018 at 11:10 by: Heptylene |
tris(4-nitrophenyl)methanide, an easily formed blue carbanion I just finished the synthesis of tris(4-nitrophenyl)methane, an interesting molecule which can be de ... |
19-8-2018 at 09:40 by: Heptylene |
Preparation of methanol by electrolysis I thought I would share this [url=https://www.youtube.com/watch?v=ReynCCgqLUY]gem I found on youtube ... |
15-8-2018 at 04:28 by: Heptylene |
Responsible Chemical Waste Disposal @Abromination: You might want to add NaOH to your copper salts (provided there is enough of them to ... |
14-8-2018 at 16:02 by: Heptylene |
Bad days in the lab or with glassware? Goddammit! I broke by 250 ml pressure-equalizing addition funnel yesterday, in the most stupid way p ... |
14-8-2018 at 11:41 by: Heptylene |
Monthly or bi-monthly "exotic" group chemical/reagent purchase - w/re-shipping to members What happened with blogfast25?
I must say that I personally wouldn't risk shipping some of those ... |
14-8-2018 at 05:38 by: Heptylene |
Ostwald reactor from platinized silica wool Thank you for the measurements, I might get away with using a 10-20 cm furnace then, although my tub ... |
11-8-2018 at 07:00 by: Heptylene |
Ostwald reactor from platinized silica wool If measuring the temperature of the gradient is not too much of a hassle I would be interested in th ... |
10-8-2018 at 15:41 by: Heptylene |
Ostwald reactor from platinized silica wool Wow! Impressive work WGTR! I must say that furnace look just perfect for heating the reaction tube.
... |
10-8-2018 at 09:23 by: Heptylene |
Everyday Chemistry Does anyone know what happened to the old thread? I found a [url=http://www.sciencemadness.org/talk/ ... |
9-8-2018 at 03:10 by: Heptylene |
Everyday Chemistry Today I prepared ethyl benzoate from benzoic acid, dry ethanol and sulfuric acid on 0.5 molar scale. ... |
8-8-2018 at 04:37 by: Heptylene |
Responsible Chemical Waste Disposal Personally I have four containers for the waste I produce:
1) Toxic heavy metals liquid waste, that ... |
6-8-2018 at 12:46 by: Heptylene |
Isopropyl iodide success! @DavidJR apparently the product is phosphorous acid: H3PO3, although I haven't really tried to verif ... |
2-8-2018 at 06:57 by: Heptylene |
Isopropyl iodide success! This is a follow-up to the [url=http://www.sciencemadness.org/talk/viewthread.php?tid=85044]thread I ... |
1-8-2018 at 08:44 by: Heptylene |
Ostwald reactor from platinized silica wool @WGTR That cooling design is really neat! Looking forward to seeing it when its finished. |
24-7-2018 at 03:10 by: Heptylene |
Choosing best reflux column & condenser to order For the length of the Liebig what kind temperature water do you usually use in the condenser? With 1 ... |
19-7-2018 at 12:06 by: Heptylene |
Isopropyl iodide from iPrOH/Red P/I2. Unexpected product So I followed your suggestion TheRealKP and washed the product three times with water (ca. 3x25 ml), ... |
19-7-2018 at 11:51 by: Heptylene |
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