Search found 20 matches

by sindibad
Sun Apr 07, 2019 5:29 pm
Forum: Discussing Clarity
Topic: detection problem
Replies: 1
Views: 6454

detection problem

dear sir,
my clarity software give spectra only in integer retention time, should I reinstal a new version
thanks
by sindibad
Fri Jun 26, 2015 5:59 pm
Forum: Discussing Clarity
Topic: about LC(window) in clarity
Replies: 1
Views: 1524

about LC(window) in clarity

Dear Sir please can you advice what is the role of these windows in clarity (LC window) these are as follow: Mark out switch 1 switch 2 Contact open off off Default value Marker contact open Switch off Switch 2 off External in /out set your assistance is gretly appreciated because I ignore when shou...
by sindibad
Tue Nov 25, 2014 2:32 pm
Forum: Discussing Clarity
Topic: PDA disconnection and UV and W lamps off
Replies: 1
Views: 1911

PDA disconnection and UV and W lamps off

Dear Sir

Clarity send me an error 1039

Do you have any advise
Many thanks
by sindibad
Fri Oct 10, 2014 4:35 pm
Forum: Discussing Clarity
Topic: pda functions
Replies: 3
Views: 2403

Re: pda functions

Please du to internet problem, can you just advise how to configure spectral detector to instrument, I guess its fine but still not have spectral data after acquisition
Many thanks
by sindibad
Sat Apr 26, 2014 3:58 pm
Forum: Discussing Clarity
Topic: pda functions
Replies: 3
Views: 2403

pda functions

Dear Sir Could you please advise what should to do to visualize a fine spectrum in Clarity, as everything works fine for detector, in acquisition when I choose for example 240 nm, once I obtain the chromatogram, the spectrum could not appear in PDAicon, I have on the top right of the spectrum view p...
by sindibad
Wed Mar 05, 2014 6:21 pm
Forum: Discussing Clarity
Topic: creating and matching library to unknown compouds
Replies: 7
Views: 3453

Re: creating and matching library to unknown compouds

Dear daniel I m creating a new library for PDA UV compounds, I create the UV spectra and add spectra to the new file of library, but how can I visulize the content of the library of such compound and see the number of PDA UV I have construct any suggestion please because I could not see what I have ...
by sindibad
Wed Feb 19, 2014 3:21 pm
Forum: Discussing Clarity
Topic: pda functions
Replies: 3
Views: 2273

Re: pda functions

ok thanks
by sindibad
Thu Nov 28, 2013 4:44 pm
Forum: Discussing Clarity
Topic: replicates and statistics
Replies: 1
Views: 1784

replicates and statistics

Dear sir
how to perform a replicates from standards or unknown samples in sequence? and how to get the statistic results (average, cv....)
can you advise
many thanks
by sindibad
Tue Nov 12, 2013 4:07 pm
Forum: Discussing Clarity
Topic: pda functions
Replies: 3
Views: 2273

pda functions

n the PDA method setup, I have to set a purity threshold (values comprise 0 to 1000). I know if it is 1000 than the peak is most probably pur the set value of absorbance threshold, is it linked to LOQ or LOD?, means the values of signal to noise?, in which case should I put 2 or 5 or 10% - backgroun...
by sindibad
Mon Oct 28, 2013 4:27 pm
Forum: Discussing Clarity
Topic: creating and matching library to unknown compouds
Replies: 7
Views: 3453

Re: creating and matching library to unknown compouds

Dear daniel I come accros on the net of this file recommanding the standards curves of standards before creating library. is it correct? as you do not recommend me to make these standards curves if we need to create library my second question is related to adding signal which I could not understand ...