Charles H. Stephenson / Charles HStephenson
Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
Precision in a drop of reagent. Essential for the meticulous chemist.Some microchemical tests for alkaloids, including chemical tests of the alkaloids used, by H. Stephenson, Charles is a practical, compact alkaloid chemical tests guide rooted in nineteenth century chemistry. It lays out small-scale procedures and careful observational cues, such as colour changes, precipitates and microscopic residues, that enable organic compound identification when material is scarce. The book reads as a laboratory manual for chemists who favour economy of sample and clarity of method: systematic instructions, diagnostics and an emphasis on reproducible technique make it as useful to historians as to practitioners. Treated throughout are scientific research methods in microchemical work, making the volume at once an analytical chemistry handbook and a forensic science reference for the study of historical procedure.Valued today as historical microchemical analysis, the text preserves a record of vintage laboratory techniques and experimental judgment from an era when alkaloid detection sat at the intersection of medicine, toxicology and law. Republished by Alpha Editions in a careful modern edition, this volume preserves the spirit of the original while making it effortless to enjoy today - a heritage title prepared for readers and collectors alike. It appeals to casual readers and classic-literature collectors in equal measure: students and tutors encounter clear, methodical demonstrations and context, librarians and scholars recognise it as an academic chemistry resource and a welcome addition to any chemical education collection, while archivists and historians of practice may consult it as a forensic science reference or toxicology laboratory reference that traces the roots of contemporary organic compound identification. For anyone assembling an analytical chemistry handbook or seeking insight into vintage experimental craft, Stephenson’s manual remains a frank, instructive companion. Its concise voice and emphasis on observable evidence make it an instructive read for those tracing how laboratory practice matured into modern analytical protocols. Whether consulted at the bench or housed on a curator’s shelf, it rewards close attention.