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Latest chemical order?
Calcium hydroxide |
11-9-2018 at 07:18
by: highpower48 |
Attempting anhydrous ethanol with CaO
Sorry if this posts more th a once, was having an issue with the quick reply function
Accordin ... |
3-9-2018 at 08:04
by: highpower48 |
Attempting anhydrous ethanol with CaO
According to Macroscale and Microscale Organic Experiments by Williamson 4th edition.
Use calcium ... |
3-9-2018 at 07:57
by: highpower48 |
Attempting anhydrous ethanol with CaO
From Macroscale and Microscale Organic Experiments by Williamson 4th edition.
It suggests using C ... |
3-9-2018 at 07:52
by: highpower48 |
Safe to buy from China?
Has anyone ordered elemental iodide from China? Prices for amounts look great. Any issue with Custom ... |
3-9-2018 at 07:42
by: highpower48 |
Update: selling equipment and reagents
Photo of the microscope and hot plate stirrer please, if possible and still available. |
31-8-2018 at 07:20
by: highpower48 |
Cheap Potassium Iodide
Only problem I see is a 98% seller rating. I just got burned on an order of resistors. This is the f ... |
31-8-2018 at 07:09
by: highpower48 |
Heating Mantle inter sleeve liner and Variac
[rquote=531658&tid=89540&author=Sulaiman]I hope all goes well in your project.
I have one ... |
26-8-2018 at 10:23
by: highpower48 |
Heating Mantle inter sleeve liner and Variac
[rquote=531495&tid=89540&author=Sulaiman]My 500ml heating mantle element has bare nichrome w ... |
26-8-2018 at 07:57
by: highpower48 |
Heating Mantle inter sleeve liner and Variac
Anyone used the fiberglass Heating Mantle inter sleeves 500ml, 250w 110vac that Deschem sells to mak ... |
25-8-2018 at 06:48
by: highpower48 |
Latest chemical order?
500g of phenolphthalein powder. |
23-8-2018 at 07:55
by: highpower48 |
Making borosilice fritted glass for distillation
Doesn't Deschem offer to make custom glassware. Not sure but that might be easiest and cheapest way ... |
24-4-2018 at 08:02
by: highpower48 |
US Group Buy: Sodium bromide and phthalic anhydride
I'd take 200g of both.. |
19-4-2018 at 06:52
by: highpower48 |
Composition of metal spatulas
All mine are stainless steel |
17-3-2018 at 08:51
by: highpower48 |
PREPARATION of a lead salt from soldering wire
Actually solder is either 50/50 lead/tin, bar solder or plumbers solder, 60/40 or 63/37 lead/tin. Mo ... |
17-3-2018 at 08:48
by: highpower48 |
Diluting 70% alcohol brain f***
Having a major brain fart. I need to dilute 70% ethyl alcohol to 50%. Common sense says if you have ... |
28-2-2018 at 08:29
by: highpower48 |
Heating knob on hotplate doesn't "click" into the on position anymore, just slides and doesn't heat?
Sounds like the potentiometer w/switch (rheostat) is bad. Pretty easy to replace just take apart and ... |
7-2-2018 at 08:30
by: highpower48 |
1000ml Beakers that i touch explode
Hmmmm, maybe use plasticware. Can't use for heat but lot of uses to have around. Best part you can g ... |
28-1-2018 at 08:05
by: highpower48 |
Science equipment looking for a home
Looking for a heating mantle for 500ml RB flask with stirring and a hotplate stirrer and small centr ... |
10-1-2018 at 08:32
by: highpower48 |
Heating Mantle Controllers
EBay sellers have a
2000W AC Motor Speed Control Controller Adjustable Voltage Regulator 50-220V w ... |
8-1-2018 at 09:13
by: highpower48 |
difficult soldering job
Yes pin 5 (control voltage) can be left open or float. Normally I ground any unused pins, but use a ... |
7-11-2017 at 07:58
by: highpower48 |
difficult soldering job
The 1nf cap most likely is being used to
help reduce noise, you can try just using a jumper and s ... |
6-11-2017 at 14:00
by: highpower48 |
difficult soldering job
I do a lot of electronics, which means I also do tons of soldering. To do surface mount components w ... |
6-11-2017 at 09:14
by: highpower48 |
Ground Glass or No?
You can buy the Dow lubricant on eBay in 1/2 and 1 ounce sizes for not a lot $5 to $10 depending on ... |
25-10-2017 at 08:18
by: highpower48 |
K type thermocouple
I just closed the end of a 5mm glass tube and insert my thermocouple and then use, just like a norma ... |
17-10-2017 at 08:58
by: highpower48 |
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