analyticalchemistry : Messages : 51-80 of 417

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51	do you need help?? well this is the place to go <a href=http://www.homeworkcentral.com target=new>http://www.homeworkcentral.com</a> this site is amazing it...	nyc_gurl_10002	Oct 9, 1999 8:48 pm
52	You can used mercury for it, but I think you don't like it too....	vovnext	Oct 16, 1999 5:32 pm
53	I am a Scottish chemistry student in urgent requirement of a practical project to carry out. I have absolutely no idea what I could do and would appreciate any...	Jay6930_82	Oct 29, 1999 11:17 am
54	I am a Scottish chemistry student in urgent requirement of a practical project to carry out. I have absolutely no idea what I could do and would appreciate any...	Jay6930_82	Oct 29, 1999 11:17 am
55	The Hunger Site at the U.N.<br><br>All you do is click a button and somewhere in the<br>world some hungry person gets a meal to eat at no cost to ...	sazer_98	Oct 29, 1999 3:59 pm
56	check normality of an acid using simple acid base titration....	sazer_98	Oct 29, 1999 4:48 pm
57	I am doing an analysis by ICP for trace amounts of iron in medium and I have not been able to obtain suitable internal standards. I am diluting a 1000ppm Fe ...	alc619	Nov 5, 1999 2:29 am
58	Fe should not be a problem on ICP. Check all of your waters and acids for contamination. Run reagent blank and minus it from the results. Look for matrix ...	labagman	Nov 8, 1999 2:16 pm
59	Hi, <br>I'm joined this club to get a better idea of what analytical chemistry is all about. I'm a junior in high school and I know that Chemistry is the field...	eyeluvrock	Nov 11, 1999 5:08 pm
60	Thanks for the advice - I think it could possibly be matrix interference as it is a seawater medium, so there is KCl and NaCl present. I had to throw out 2...	alc619	Nov 19, 1999 11:55 pm
61	Hi every body,, I'm Master student looking forword to make my project in edible oils and fats, specailly from soapatock,, I wish if anyone have the same idea...	mutaz_mekki	Nov 22, 1999 6:25 pm
62	I want to start my own biotechnology/biochemistry/microbiology company. <br><br>I am looking for partners in Europe (preferably in Portugal). <br><br>Please...	BETTENZ	Dec 1, 1999 4:44 pm
63	Try not to use glassware if you are looking for low PPB results . If acid is used in the mix it will leach out elements from the glass. We have problems with...	labagman	Dec 16, 1999 7:41 pm
64	I am a Ph D. student and I need to come up with a topic for my orals anyone have any idea's as to what a good topic might be?...	HPLC_man	Jan 18, 2000 10:45 pm
65	Looking for a topic relevant in the world today that can be examined by using HPLC,GC,AA,Mass spec, FTIR, UV vis, or IR. Fresh out of ideas and hoping an ...	messyjessi44	Jan 22, 2000 4:04 am
66	I work in the San Diego area...I can tell you that most ofthe work here is in biotech/ pharmaceuticals, but it seems that you have lots of the skills needed....	jangy	Feb 11, 2000 6:58 am
67	Hi, Nicole!<br><br>Since you're only a junior, you still have a reasonable amount of time to decide what area of chemistry to pursue, as examples: nuclear,...	meme_061370	Feb 19, 2000 6:20 am
68	I work with RP HPLC, but I have very small amout of PCB in hexan which I would like to try analized with HPLC. I don�t have any expiriance with hexan on RP...	snjezanazubcic	Feb 22, 2000 2:45 pm
69	snjezanazubcic.....I don't know PCB that well, but depending on how hydrophobic it is, you will need to find a running buffer that is miscible with ...	jangy	Feb 22, 2000 11:27 pm
70	People,<br>Anyone who knows the contact number(s) of ASTM?<br>I need the test methods for petroleum testing.<br>Thanks.<br><br>JERRY...	jerry_poch	Feb 24, 2000 7:52 am
71	Hello everybody!<br><br>Three years ago I discoverd chemometrics in order to interpret FTIR-Spectra of whole yeast-cells: cluster-analysis, principal ...	axeloide	Feb 24, 2000 11:01 pm
72	I suggest that you try tetrahydrofuran as a solvent for your reverse phase separation. You have to make sure that your sample is miscible with the mobile phase...	darkarpar	Mar 5, 2000 5:31 am
73	Anyone know the order of the reaction wrt hydrochloric acid and sodium thiosulphate in the corresponding reaction?...	schembrix	Mar 6, 2000 12:25 pm
74	i just joined your club hoping that i learn alot. i am not very good in chemistry but i find it intriguing so if you all don't mind me a bum just hanging out...	dablakdespot	Mar 12, 2000 9:09 am
75	Are there any other ocean surfing chemists out there, if so then come and join my club at<br><a href=http://clubs.yahoo.com/clubs/thesurfingchemistsclub...	Bil_can_a_bis	Mar 15, 2000 12:38 am
76	Welcome aboard. Glad to have you. Ask away!...	octanediol	Mar 28, 2000 6:22 pm
77	Welcome, fell free to ask anything you want....	sazer_98	Mar 29, 2000 1:45 am
78	I think it is 1st order...	sazer_98	Mar 29, 2000 1:46 am
79	Do you have access to GC?, if so you will be better of running it on the GC, where the PCBs' are low MWT. Compounds....	sazer_98	Mar 29, 2000 1:55 am
80	I trying to do a cloud point extraction on pyrethrins for a CEC analysis but so far the surfactant (tx-114) mixture is not producing any readable results any...	messyjessi44	Mar 29, 2000 2:54 am

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