Breathe easy! No registration or passwords -- nothing to hack.
... and no maddening pop-up, sticky, or floating ads :-)

Home /
T.O.C.
FAQs
 
Good
Books
Ref.
Libr.
Advertise
Here
Help
Wanted
Current
Q&A's
Search 🔍
the Site
pub Where the world gathers for
plating, anodizing, & finishing Q&As since 1989





-----

Nonionic surfactant analysis using HPLC method and their separation




2006

Hi,

I am getting problems to analyze nonionic surfactants using HPLC method and more over separation is also not good and not reproducible using ACN and water solvent system.
If you have any idea regarding this please write in detail.

thanx.
regards,

Jagan Billakanti




2006

Surfactant like Tween are better separated by HPLC using methanol [affil link]. Attention should be paid to problem of a specific retention on column (carry-over).

Pol Harvengt




2007

Separation acid ethoxylate by HPLC. how can I get the oligomers from non-surfactant such as fatty acid ethoxylated by HPLC? I used ACN : H2O system and I just got 1 peak not a oligomers

Zarin





(No "dead threads" here! If this page isn't currently on the Hotline your Q, A, or Comment will restore it)

Q, A, or Comment on THIS thread -or- Start a NEW Thread

Disclaimer: It's not possible to fully diagnose a finishing problem or the hazards of an operation via these pages. All information presented is for general reference and does not represent a professional opinion nor the policy of an author's employer. The internet is largely anonymous & unvetted; some names may be fictitious and some recommendations might be harmful.

If you are seeking a product or service related to metal finishing, please check these Directories:

 
Jobshops
Capital
Equipment
Chemicals &
Consumables
Consult'g, Train'g
& Software


About/Contact    -    Privacy Policy    -    ©1995-2023 finishing.com, Pine Beach, New Jersey, USA