Gas chromatography mass spectrometry (GC-MS) has been the technique of choice of analytical scientists for many years. The latest developments in instrumentation, including tandem mass spectrometry (MS-MS) and time-of-flight (TOF) detectors, have opened up and broadened the scope of environmental an[...]

Provides comprehensive coverage of the interpretation of LC-MS-MS mass spectra of 1300 drugs and pesticides Provides a general discussion on the fragmentation of even-electron ions (protonated and deprotonated molecules) in both positive-ion and negative-ion modes This is the reference book for th[...]

When Ms. Coco, who runs the gifted and talented program, becomes poetry crazy during National Poetry Month, A.J. wonders if his life will ever be normal again.[...]

It all started with a Special Project: Solve a mystery in your own life.For seventh grader Bethesda Fielding, one mystery is too tempting to ignore. She's convinced that her mousy Music Fundamentals teacher is hiding a secret life. But no one is prepared for what she discovers. Ms. Finkleman used to[...]

With over 10 million copies sold, Dan Gutman's take on the weirdness at Ella Mentry School really gets kids reading!In this ninth book in the My Weirder School series, it's time for the annual Ella Mentry School fund-raiser, and guess who's in charge? Alexia's mom, Ms. Sue! She has the teachers sell[...]

With more than 12 million books sold, the My Weird School series really gets kids reading!In the second book in the laugh-out-loud My Weirdest School series, the students of Ella Mentry School are about to get a wonderful gift-a million dollars! A.J. and the gang vote to create an in-school, state-o[...]