Hichrom Limited

HPLC column manufacturer and supplier of the world's largest range of hplc columns. HPLC Technical support is our speciality!

[Hichrom Limited @Hichrom]

.@David_Cameron our BBC's world-renowned&trusted because it's independent & invested in. #BackTheBBC http://t.co/Gos7lyEzsn trash it!

[Hichrom Limited @Hichrom]

#HPLC Gold rule of LC .... other parameters eg sound of the system, are rarely recorded yet can give important clues to troubleshooting..

[Hichrom Limited @Hichrom]

#HPLC Gold rule of LC .... Some of the operating parameters eg flow rate & pressure are easy to quantify.....

[Hichrom Limited @Hichrom]

#HPLC... why HILIC.... IC - high salt concentration? Non charged species? Compatibility with MS & ELSD?

[Hichrom Limited @Hichrom]

#HPLC-......"pure silica" ... extremely low metal content; best materials for the analysis of bases.

[Hichrom Limited @Hichrom]

#HPLC-......"pure silica" ... extremely low metal content; best materials for the analysis of bases.

[Hichrom Limited @Hichrom]

#HPLC-"pure silica" produced via the polymerisation of tetraethylorthosilicate; uniform associated silanol groups are produced .......

[Hichrom Limited @Hichrom]

#HPLC Remember.. if you are out by 1% in your mobile phase composition.. that can equal a HUGE 5% change in retention time

[Hichrom Limited @Hichrom]

#HPLC - ...... ENCAPPING is used to reduce the no. of isolated silanols and only 30% of available silanols are capped!!!

[Hichrom Limited @Hichrom]

#HPLC-ENDCAPPING is performed after bonding C18 onto silica;......

[Hichrom Limited @Hichrom]

#HPLC-"base deactivated" silica is acid treated to reduce metals which are responsible for increasing the acidity of the silica surface

[Hichrom Limited @Hichrom]

#HPLC -How to overcome the problem of peak tailing: solution 3 - use PURE silica!

[Hichrom Limited @Hichrom]

#HPLC -How to overcome the problem of peak tailing: solution 2 - use "base deactivated" silica!

[Hichrom Limited @Hichrom]

#HPLC -How to overcome the problem of peak tailing: solution 1 - ENDCAPPING!

[Hichrom Limited @Hichrom]

Recruiting #HPLC current vacancies @hichrom - General Graduate Programme http://t.co/m0402e7nnO

[Hichrom Limited @Hichrom]

Recruiting #HPLC current vacancies @hichrom - Scientific Graduate Programme http://t.co/XUZyn2mFuX

[Hichrom Limited @Hichrom]

Recruiting #HPLC current vacancies @hichrom - Scientific Officer / Higher Scientific Officer http://t.co/tiKqfpll4w

[Hichrom Limited @Hichrom]

#HPLC current vacancies @hichrom - Laboratory Technician / Senior Laboratory Technician http://t.co/fm09tS9tbH

[Hichrom Limited @Hichrom]

Not-so-new to #HPLC? then Dr John Dolan is running 2 courses 13/14th May, in Manchester: HPLC MD & Validating Methods - there is time!

[Hichrom Limited @Hichrom]

All the details of the Prof Mel Euerby & Dr John Dolan Hichrom #HPLC courses can be found here. htm http://t.co/yT80Z54uMp