Chemical Laboratory Technician (according to the regulation of June 25, 2009) This PAL examination book is intended to assist trainees in preparing for their exams. It is also designed to support teachers and trainers in monitoring learning success. The book contains 501 structured tasks and 68 unstructured tasks covering all exam-relevant topics and job-related calculations at the mandatory qualification level. Tasks at the elective qualification level are exemplarily represented for all units currently regularly offered by PAL for written final examinations. A removable answer key is provided for all structured tasks. Suggested solutions are offered for all unstructured tasks.