Dear members, <br><br>I'm glad to join your club. I study physics, chemistry in France.<br><br>I am charged to investigate the way to qualitatively analyze an...
Stanley K. Yasuda at did a similar analysis at Los Alamos in a paper entitled "Identification and characterization of polymers by pyrolytic-hydrogenation gas ...
Good morning/afternoon to all Chemists:<br><br>Columbia Analytical Services, Inc., an employee-owned, environmental testing laboratory, currently seeks...
I assume this is unknown polymer, FTIR is your best bet using ATR, scan your sample and perform a library search against a polymer library then substract your...
Thank you very much cindy and sazer.<br><br>Concerning the GPC method : <br><br>I will look for the paper. It seems to be a very interesting way but also ...
You can post the scan in the photo gallery and post a message about it; as well you can search online library and compare spectrum free of charge. <a...
What kind of plastics (i.e., chemical names) are employed to make the blister packages used for pharmaceutical tablets and capsules? Have any near-infrared...
From memory (I used to work in the analytical labs at a pharmaceutical company) high density polyethylene (HDPE) is a fairly common one, as is PVC (poly vinyl...
Thanks for the information. I will check it out. We recently did a near-IR imaging experiment <br>at the University of Kentucky to identify different ...
Hi plastic covers for mdical tablets are an essential part in the medicament itself. It is not only a bag to contain the drug but it is designed to have a ...
I recommend you that you should use SPE (solid phase Extraction) By Disk.<br>It has economical and industerial!<br>Ion exchange is in second position...
Does anyone work with ICP digestions? I'm having trouble developing a microwave acid digestion method for Pd on charcoal, (0.5g sample with 5ml HNO3 and 1ml...
Hi y'all! Do y'all want somethin (an ancient book that can be bought at any <br><br>self-respecting bookstore) that'll challenge ya mind, spirit and faith?...
I wanna know about the mechanism reaction of complex between Cr(III) and EDTA. Do you have some information about it ? maybe you have a journal or anything up...
Dear Friend <br>How are you?<br>I read your message and I introduce the " Radiochemistry of Paladium" From los alamos national laboratory library. It is a good...
Dear Friend<br>You can read information about Pd in " Radiochemistry of Pd ", NAS-NS 3052 National Academy Of Science. You know that you can not disslove the...
I've used the following on demo's for coal and charcoal.<br><br>.1 gram samplw<br>9 ml HNO3<br>3 ml HCL<br>3 ml HF<br>Step 1 7 minutes to 180 C.<br>Step 2 10...
Hi, <br><br>I work for Varian's optical group, so am pretty clueless as to the GC and Star workstation..but if you call the tech support line (1-800-926-3000 ,...
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