{"first_sentence": {"type": "/type/text", "value": "Size exclusion chromatography (SEC), the technique that is the subject of this monograph, is the generic name given to the liquid chromatographic separation of macromolecules by molecular size."}, "physical_format": "Hardcover", "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "weight": "2.3 pounds", "languages": [{"key": "/l/eng"}], "publishers": ["CRC"], "number_of_pages": 450, "isbn_13": ["9780824747107"], "id": 11010030, "edition_name": "2 edition", "isbn_10": ["0824747100"], "publish_date": "November 4, 2003", "key": "/b/OL8125649M", "authors": [{"key": "/a/OL2870986A"}], "title": "Handbook of Size Exclusion Chromatography and Related Techniques, Second Edition (Chromatographic Science)", "type": {"key": "/type/edition"}, "subjects": ["Chromatography", "Research & Methodology", "Science", "Science/Mathematics", "Chemistry - Analytic", "Science / Chemistry / Technical & Industrial", "Gel permeation chromatography", "Chemistry - General"], "physical_dimensions": "9.3 x 6.3 x 1.4 inches", "revision": 1}