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Pure White Sand UN Class. NR Cas No. 7631-86-9 EC No. 231-545-4 UN Class. NR
Cas No. 7631-86-9
EC No. 231-545-4
Pure white sand at 30 euro for 5Kg. Just wanted ... |
22-3-2013 at 03:02 by: CHRIS25 |
Mixing Phenolpthalein problem or not? [rquote=277557&tid=23652&author=elementcollector1]That isn't clear? Add water until the solu ... |
11-3-2013 at 14:53 by: CHRIS25 |
Mixing Phenolpthalein problem or not? I mixed up 0.1g phenolpthalein dry powder with surgical spirits, label indicates a 90% ethanol and ... |
11-3-2013 at 08:24 by: CHRIS25 |
Balanced equation and some questions for some experiements. Am I perhaps missing something here? I made copper acetate by putting clean oxidized free Copper ch ... |
8-3-2013 at 05:18 by: CHRIS25 |
Hypothetical Photographic Process Thankyou Woelen, I should have read my literature in more detail. I misinterpreted High PH to mean ... |
8-3-2013 at 05:08 by: CHRIS25 |
Hypothetical Photographic Process Slightly disorientated here Woelen, I understand that ferri- oxidizes to ferro during the exposure t ... |
8-3-2013 at 00:13 by: CHRIS25 |
Hypothetical Photographic Process I am sure you are aware of some of the bleaching processes that force the blue in cyanotype to fade ... |
7-3-2013 at 13:46 by: CHRIS25 |
Ferrous sulphate...unexpected precipitate I don't see how to be honest. It broke up into slabs and was hiding a creamy white fluid. When I ... |
5-3-2013 at 00:41 by: CHRIS25 |
Ferrous sulphate...unexpected precipitate Pale Green Flat Slabs concealing a white creamy solution all sitting at the bottom of 600mLs of ligh ... |
4-3-2013 at 00:15 by: CHRIS25 |
Ferrous sulphate...unexpected precipitate Well it seems that the iron filings did work, and the irony here is that I used the same stoichemetr ... |
2-3-2013 at 10:48 by: CHRIS25 |
Ferrous sulphate...unexpected precipitate As I have read, all iron has silicon and carbon in it, but it has not affected the Iron based reacti ... |
2-3-2013 at 01:47 by: CHRIS25 |
Ferrous sulphate...unexpected precipitate Hi Mixell, the iron is fine iron filings bought from a chemical supplier. The iron filings filled ... |
1-3-2013 at 17:59 by: CHRIS25 |
Ferrous sulphate...unexpected precipitate I added 56g of very fine iron filings to the beaker this morning. Added 200 mLs of 5.6 mole solutio ... |
1-3-2013 at 14:24 by: CHRIS25 |
Bought Ferric chloride hexahydrate - colour? Yes irc that's right. Though I have never seen dark green hexahydrate on the web. Anyway Woelen's ... |
25-2-2013 at 12:20 by: CHRIS25 |
Bought Ferric chloride hexahydrate - colour? Thanks for the long explanation, the hexahydrate should be yellow, or orange yellow which this is no ... |
24-2-2013 at 01:25 by: CHRIS25 |
Bought Ferric chloride hexahydrate - colour? Hallo All who responded, thankyou. I am using it for reactions, notas an etchant, I have done a lot ... |
23-2-2013 at 03:35 by: CHRIS25 |
Bought Ferric chloride hexahydrate - colour? Took delivery of ferric chloride hexhydrate today, bit concerned about it. It is a soggy kharki arm ... |
22-2-2013 at 15:33 by: CHRIS25 |
Many ways to Ferric Oxalate? Yes I have decided to go down this road, I found this weeks ago, but went off in different direction ... |
21-2-2013 at 11:45 by: CHRIS25 |
Many ways to Ferric Oxalate? I do appreciate AJKoer's input and thank him. Sciencesquirel's comments are indeed helpful because ... |
20-2-2013 at 16:20 by: CHRIS25 |
Many ways to Ferric Oxalate? """Actually, my take of the direct action of H2C2O4 on the insolube Fe2O3 is that we are converting ... |
20-2-2013 at 14:41 by: CHRIS25 |
Many ways to Ferric Oxalate? Further searching has turned up the following information: The web reference given below is appare ... |
20-2-2013 at 01:50 by: CHRIS25 |
Many ways to Ferric Oxalate? Fe2O3 + 3H2C2O4 = Fe2(C2O4)3 + 3H2O
Ok, you said: << The important point to remember is t ... |
19-2-2013 at 06:47 by: CHRIS25 |
Many ways to Ferric Oxalate? Thanks Vargouille, I will have to really work things out here I suppose. But what you said: ".... ... |
18-2-2013 at 15:47 by: CHRIS25 |
Many ways to Ferric Oxalate? Sciencesquirrel: Your best course of action is to follow a recipe eg;
http://www.ericneilsenphoto ... |
18-2-2013 at 11:23 by: CHRIS25 |
Many ways to Ferric Oxalate? Question 1:
Ferric oxalate is non-stoichemetric compound and can not be easily defined....a p ... |
18-2-2013 at 03:03 by: CHRIS25 |
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