Lwfhp Yvl

10 Questions 17 Answers 0 Followers

Questions related from Lwfhp Yvl

I want to analyze amino acids. Are there any suggestions of the possible difficulties ?

I want to use LC/MS. Any suggestions on how to do so?

24 April 2014 2,306 4 View

What does conductivity mean (nonsuppressed and suppressed)?

See above

20 April 2014 2,466 2 View

What is the difference between recovery check and spike of a sample?

See above

19 April 2014 5,129 12 View

What does universal bulk property detector in chromatography mean?

Is there another kind?

15 April 2014 4,585 2 View

In atomic absorption spectrometry, what does this number mean: A=kl loge = .04343kl ?

(.4343) What does this mean as well?

15 April 2014 6,147 7 View

What does following sentence about hollow cathode lamps mean?

"A starting voltage of 500 V is useful, but operating voltages are in the range of 150-300 V. In many instruments, the current supplied to the lamp is modulated. Hollow cathode lamps may also be...

06 April 2014 4,284 2 View

Why can't reversed phase columns be used for underivatized sugars?

see above

02 April 2014 5,044 4 View

What is the difference between silica gels and bare silica?

Silica gels and bare silica

30 March 2014 5,549 4 View

What does deprotonation mean?

in mass spectrometry, we used negative ion mode deprotonated in ESI. What does deprotonation mean?

30 March 2014 7,369 6 View

Which is better use: evaporative light-scattering detection or refractive index detection in sugar analysis by HPLC?

12 February 2013 6,594 3 View