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Many chemicals will be forbidden in the USA??? Ouch. I didn't think of that. I guess buying the rest of their stock is all you could do then, but t ... |
1-3-2006 at 21:33 by: innervision |
Many chemicals will be forbidden in the USA??? IrC, it's not getting any better so if you find somebody good on ebay, it might be a good idea to co ... |
1-3-2006 at 20:48 by: innervision |
Unknown Crystals during sulfur purification Seeing how I lack an autoclave, that's probably not going to happen. Also, melting solids is not som ... |
27-2-2006 at 21:28 by: innervision |
Unknown Crystals during sulfur purification I have tried shaking it in water. Since wettable dusting sulfur contains an emulsifier of some sort, ... |
27-2-2006 at 19:01 by: innervision |
Unknown Crystals during sulfur purification That's the thing. Dusting sulfur does not say its inert ingredients. I think I read somewhere that i ... |
27-2-2006 at 17:30 by: innervision |
Cu + HCl + H2O2; Solution color The etching makes sense now. That was a great link. I saved that page so I can try it out sometime. |
27-2-2006 at 17:08 by: innervision |
Unknown Crystals during sulfur purification I was on a quest to purify some commonly available wettable dusting sulfur, so I decided to go the r ... |
27-2-2006 at 00:01 by: innervision |
Cu + HCl + H2O2; Solution color NeutralIon, how does adding CuCl2 to the HCl affect the etching? I always wanted to try something el ... |
26-2-2006 at 22:38 by: innervision |
Cu + HCl + H2O2; Solution color The brown powder did grab some H2O and is now blue/turquoise and stuck to the side of the beaker. Th ... |
26-2-2006 at 22:32 by: innervision |
Cu + HCl + H2O2; Solution color I'll have to hunt down Woelen's posts. I have seen the cupric/cuprous chloride samples on his site t ... |
25-2-2006 at 19:04 by: innervision |
Cu + HCl + H2O2; Solution color I put some stripped Cu speaker wire into a flask and added 31% HCL then 3% H2O2 to dissove it. It pr ... |
25-2-2006 at 17:46 by: innervision |
Home Chemistry and parents/friends/other people - the dangers of stupidity I'd stick with telling them that whatever they do with your reagents/equipment; you'll do to them. T ... |
22-2-2006 at 21:56 by: innervision |
U.S. Department of Justice has a new batch of records. Yep, US - the land of the lawsuit. That's probably one of the worst things that could have happened ... |
17-2-2006 at 02:21 by: innervision |
U.S. Department of Justice has a new batch of records. Hmmm. I don't know. I am fairly sure it wasn't about loss prevention. I would think if they were wat ... |
15-2-2006 at 20:11 by: innervision |
Capsaicin extraction and isolation Here are some pics displaying its viscosity. I store it in the fridge, and when it warms up becomes ... |
13-2-2006 at 00:16 by: innervision |
Capsaicin extraction and isolation I would love to have pure capsaicin, but even if there is an easy method of extracting it, I don't t ... |
12-2-2006 at 23:47 by: innervision |
U.S. Department of Justice has a new batch of records. What I find interesting is that stores are getting those automatic checkout stations where you check ... |
12-2-2006 at 20:39 by: innervision |
Stabilizing trichloromethane Thanks for the heads up. I'll keep an eye out for those MSDSs then ![:o](./images/smilies/shocked.gif)
I have mine stored in a cle ... |
9-2-2006 at 16:18 by: innervision |
Stabilizing trichloromethane Yep, you're right.
Interestingly, I ran into a source that said isopropanol and phosgene creates ... |
9-2-2006 at 01:02 by: innervision |
Stabilizing trichloromethane I hear repeatedly that 1 percent methanol or ethanol added to trichloromethane is used to stabilize ... |
6-2-2006 at 16:11 by: innervision |