Table of Contents

Foreword<br>Introduction<br>1 Scope<br>2 Normative references<br>3 Terms and definitions<br>4 Principles<br>5 Reagents<br>6 Apparatus<br>7 Procedure<br>8 Data acquisition and processing<br>9 Expression of results<br>10 Precision<br>11 Test report<br>Annex A (normative) - Calibrants<br>Bibliography

Abstract

Describes a general method for determining the average molecular mass and mixture ratio of poly(ethylene glycol) (PEG) and its derivatives with different end groups by matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF-MS).

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	British Standards Institution
Pages
ISBN
Committee	PRI/21
Supersedes	16/30321523 DC : 0