Hello Tina, to actually write SOPs I have never used any software other than my favorite word processor. I am not aware that there is any specific software ...
Dipak, you need to be a little more specific: What do you intend to do? Assay or Impurity Profile? Also, what equipment do you have available? Diego Zurbriggen...
Diego Zurbriggen
Diego_Zurbriggen@...
Mar 3, 2003 12:33 pm
1519
Do you mean zoledronic acid?? ... From: "Lukiw, Ihor" <IHOR.LUKIW@...> To: "'Dipak Saptarshi'" <dips333@...>; <chrom-L@yahoogroups.com> Sent:...
I did a search in google and found nothing for Zolodronic Acid, google however suggested a search for Zoledronic Acid (aka Zometa) which yielded a large number...
Diego Zurbriggen
Diego_Zurbriggen@...
Mar 3, 2003 12:33 pm
1521
Dear Mr Deepak, Please try on TLC first for Zolodronic acid . Use first Alumina plate , by preparing Alumina Basic of 0.2mm thickness.Load your product...
WEBMAIL-SWAMBE
rajesh@...
Mar 5, 2003 2:10 pm
1522
Hello. My name is Juanjo Serrano and I studied Chemistry in Universidad de Valencia (Spain). I created two groups about Chemistry (one in YAHOO! and the other...
Dear friends, I want to purchase HPLC system but the vendors of the machines are confusing me about the system I should buy. Some say that binary gradient High...
Rajneesh, For most common applications (1 - 2 mL/min) High Pressure proportioning 2 - pump systems and Low Pressure proportioning quaternary systems perform ...
Rich DeMuro
rdemuro@...
Mar 5, 2003 3:13 pm
1525
That is a good question! I have always been told that the low pressure mixing with two pumps is better although, most of my gradient experience has been with...
shiffty@...
Mar 6, 2003 2:25 am
1526
Brechbuhler, Inc. is inviting you to attend our West coast seminar: GC/MS and LC/MS: Solution to your analytical challenges Seattle (Tuesday March 18) ...
Dear Friends Recently i joined this group and i'm very happy to become a part of this group.Recently i'm doing a Bioequivalence project of Erythromycin...
Good afternoon, Has anyone any experience with sensitivity increasing with sample amount. I'm seeing a 4x increase sensitivity with a 50x increase of sample...
Dear Alvin I understand you use fluorimetric detector. How about quenching phenomenon? Can you send me the details of tocopherol assay in blood? How do you...
Hello ! I have an HPLC system, Merck Series with a L-6200 A pump, an L 4000 Hitachi detector, manual injection and a MEGA integrator D 2500. I work with a...
I have a Microtech UltraPlus II Ternary Gradient HPLC for sale equipped with 3-pump modules, 1/16" pistons, microflow pulse compensation module, hardware for...
Martin Steel
Martin.Steel@...
Mar 20, 2003 6:29 pm
1532
Hello. I have never worked with this integrator. I'm sure a experienced person with this equipment can help you to minimize the drift. In other hand, you said...
Sorry to be a mooch, but we've gotten a donated WISP 712, but really need a manual. Getting it operation could be a real benefit to our program. I contacted...
J C Ford
jford@...
Mar 21, 2003 8:38 am
1534
I was wondering if you might know of an associate who might be interested in our Peptide Chemist opening located in our Cambridge MA location. This person will...
John Rynak
jtrynak@...
Mar 21, 2003 8:38 am
1535
John, I have a Wisp 710B manual. I could scan a few pages of the Wisp Codes from the back. These codes run from 101 to 6699 type numbers. Let me know if this ...
Al Welch
alwelch@...
Mar 21, 2003 4:40 pm
1536
Hi, With this type of gradient you probably will experience some type baseline drift. There are couple of things that you can try. 1. Use a less sensitive...
The Shifflet's
shiffty@...
Mar 24, 2003 11:29 am
1537
Dear Friends. Hi, my name luqman. Is there anybody got method for analysis these compound from human blood?. That compound are: 1. Loratadine 2. Domperidone. ...
Peptide Chemist SciGenium is searching for a Peptide Chemist with 3 plus years of industrial experience. Responsibilities: * Utilization of modern synthetic...
John Rynak
jtrynak@...
Mar 27, 2003 5:36 pm
1539
Dear Chromgroup: As a new member of the group I want to send this message so that a more experienced person than myself can help me with the following problem...
Dear colleagues, Does anybody in the group know if it is possible to ramp the pump flow with Shimadzu's Class-VP software, e.g. take the flow rate from 0 to 1...
Tony Herlt
herlt@...
Apr 1, 2003 12:08 am
1542
Dear Tony : If u go from method to instrument setup and use the time programing option u can easily do this. Thanx ... ===== Khalidghaffar ...
I feel that amino acid analysis in physiological samples is done by cumbersome and time consuming methods in USA. There is a real need for a faster, simpler...
Hello. My name is Juanjo Serrano and I studied Chemistry in Universidad de Valencia (Spain). I created two groups about Chemistry (one in YAHOO! and the other...
Dear Colleagues, Please forgive me for using the list but I believe that some of you will be
interested in this Conference. It will be held this September in...
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