Juan Sánez

4 Questions 4 Answers 0 Followers

Questions related from Juan Sánez

Resume Book UEP2013 Asian Edition, dis somebodey has it?

I am looking for a copy of the resume book of UEP2013 Asian Edition (Urban Environmental Pollution 2013 Asian Edition) held in Beijing. If somebody has it, please I would like to obtain an...

12 February 2021 2,520 2 View

Where to find a hopanes and steranes free MS library?

I am interesting to find a free MS library of hopanes and steranes or any information related. Unfortunately our MS Varian software (Workstation 6.9.2) does not have an update one, just the demo...

15 October 2019 6,616 0 View

How to sampling groundwater for isotopic analysis of 15N, 18O and 2H?

We want to know sampling techniques and frequency for groundwater samples (karst aquifer). In addition, where it is possible to analyse those isotopes. We really appreciate any kind of...

20 March 2017 9,522 2 View

Is it possible to use a VF-1 column for general pesticides GC-MS analysis?

Our column is a VF-1ms (GC-MS, Varian), we want to know if it is better to change it for a VF-5ms (or equivalent). We wish to analyse hydrocarbons (PAHs, n-alkanes, FAMES, etc.), as well general...

24 March 2016 4,239 4 View