Written by: Ulf Nobbmann. The term polydispersity (or more recently dispersity without the poly, as per IUPAC recommendation) is used to describe the degree of ânon-uniformityâ of a distribution. In the field of molecular/nanoparticular characterization there are in principle two different definitions of polydispersity, depending on the underlying property of interest. In Gel Permeation Chromatography (GPC) and Size Exclusion Chromatography (SEC) we are interested in the molecular weight of the sample.
Eder has been in business for approximately 17 years. The phone number for Eder is (516) 656-0808. Eder is estimated to generate $2 million in annual revenues, and employs approximately 6 people at this location. The website (URL) for Eder is www.eders.com. David Eder is the President at Eder.
ID card â¢ a driverâs licence or EDL from anywhere in Canada or the U.S. Youâll be required to enter your driverâs licence or B.C. ID card number as part of the booking process. If youâre booking to renew your EDL or EIC, youâll need to enter your enhanced card number.By phone If you donât have Internet access or the necessary driverâs licence or ID card from the above list, call the EDL Customer Line: 1-866-972-6888 Monday to Friday, 8:30 AM to 4:30 PM.he front of the EDL contains the same information thatâs on the B.C. driverâs licence. The back of the EDL has similar features to the regular driverâs licence. The major difference is the machine readable zone (MRZ), the three lines located at the bottom of the card.