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Seperating chrome from iron and nickel, stainless steel
The major problem I've been running into is heating too strongly, which causes a crust of hard-to-di ...
26-5-2017 at 06:36
by: JJay
List some BAD chemistry YouTube videos
This one is pretty bad, but I still have a lot of footage to edit and post, and I'm going to try to ...
25-5-2017 at 10:53
by: JJay
heating mantle
I like the Glass-Col fabric mantles. My understanding is that heating mantles are usually reliable b ...
25-5-2017 at 07:46
by: JJay
Seperating chrome from iron and nickel, stainless steel
I stirred all four fractions in about 2L of hot water for a couple of hours and then filtered out th ...
24-5-2017 at 15:10
by: JJay
Seperating chrome from iron and nickel, stainless steel
Fraction 3 weighs almost exactly 106 grams.

I managed to filter a small amount of some deliquesce ...
24-5-2017 at 03:06
by: JJay
Odd chromium chemistry - making sodium chromate
Calcium chromate and chlorate have very different solubilities, but you're going to have a hard time ...
24-5-2017 at 00:18
by: JJay
Custom Quartz Glassware on eBay?
I heard from the seller today, and my quartz distillation flask is ready. My plan is to wrap a coppe ...
23-5-2017 at 18:54
by: JJay
Seperating chrome from iron and nickel, stainless steel
After boiling off another 500 mL, I can see only a little bit of precipitate, and a syrupy yellow li ...
23-5-2017 at 17:29
by: JJay
Seperating chrome from iron and nickel, stainless steel
The second fraction is 147.4 grams, which is quite a lot for only 500 mL of solution. It is a little ...
23-5-2017 at 11:19
by: JJay
Seperating chrome from iron and nickel, stainless steel
[rquote=483893&tid=74007&author=Antiswat]actually it seems calcium chromate has upside down ...
23-5-2017 at 08:34
by: JJay
Odd chromium chemistry - making sodium chromate
Bleach will degrade to sodium chlorate, which is looks like it is probably kind of hard to remove.
...
23-5-2017 at 07:57
by: JJay
Seperating chrome from iron and nickel, stainless steel
After drying, there are 59.20 grams in the first fraction. The second fraction (from evaporating 500 ...
23-5-2017 at 01:50
by: JJay
Last chemical order?
2 kg technical sodium dichromate dihydrate. I won't have to dissolve silverware with hydrochloric ac ...
22-5-2017 at 18:50
by: JJay
Seperating chrome from iron and nickel, stainless steel
Fraction 1. It is extremely bright yellow and sparkly with the consistency of fine sand, and given t ...
22-5-2017 at 14:53
by: JJay
Seperating chrome from iron and nickel, stainless steel
There could be and likely is some calcium hydroxide precipitating, but keep in mind that calcium chr ...
22-5-2017 at 12:02
by: JJay
Seperating chrome from iron and nickel, stainless steel
I have very little information on manganous chromate, but this dialog suggests that it is sparingly ...
22-5-2017 at 11:24
by: JJay
Seperating chrome from iron and nickel, stainless steel
I don't see why iron iii would be crystallizing out at this point unless there happened to be an ext ...
22-5-2017 at 10:37
by: JJay
OTC Oxalyl Chloride Challenge
Whoah, cool, the original reference is in Latin: https://books.google.com/books?id=HcuNbkfxYQMC& ...
22-5-2017 at 10:21
by: JJay
Seperating chrome from iron and nickel, stainless steel
The first crystal fraction (everthing above 2000 mL) contains a significant amount of yellow powder ...
22-5-2017 at 10:10
by: JJay
OTC Oxalyl Chloride Challenge
Oxalyl chloride is interesting in that it can be used to make glowsticks. Also, it is a mild chlorin ...
22-5-2017 at 05:42
by: JJay
Seperating chrome from iron and nickel, stainless steel
After doing some filtering and whatnot, I now have about 2.5L of orange solution. I thought it looke ...
22-5-2017 at 05:05
by: JJay
Celite filter aid = diatomaceous earth (DE)
I've used the bug killing kind before without incident, but I'm sure it does depend on exactly what ...
21-5-2017 at 11:09
by: JJay
How much have you spent on your lab?
I think between $2000 and $3000. I have only spent maybe $500 tops on chemicals. I typically spend b ...
21-5-2017 at 09:13
by: JJay
Celite filter aid = diatomaceous earth (DE)
If you need something analytical grade, it's probably best to just buy some Celite.

That stated, ...
21-5-2017 at 04:49
by: JJay
Another Addition to the Moderation Team
Congratulations.
20-5-2017 at 22:30
by: JJay
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