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Jackey Zheng

    The Rubik's Cube in 5 Days
    Formulation and Analytical Development for Low-Dose Oral Drug Products
    • There are unique challenges in the formulation, manufacture, analytical chemistry, and regulatory requirements of low-dose drugs. This book provides an overview of this specialized field and combines formulation, analytical, and regulatory aspects of low-dose development into a single reference book. It describes analytical methodologies like dissolution testing, solid state NMR, Raman microscopy, and LC-MS and presents manufacturing techniques such as granulation, compaction, and compression. Complete with case studies and a discussion of regulatory requirements, this is a core reference for pharmaceutical scientists, regulators, and graduate students.

      Formulation and Analytical Development for Low-Dose Oral Drug Products
    • This book is to learn how to solve the Rubik's cube, separated in 5 days. Written by World Record Holder Jackey Zheng, who has competed in competitions locally and internationally.   Jackey Zheng is 16 years old when writing this book. He has been speedcubing since August 2016. Jackey broke the Guinness World Record for the fastest time to solve a Square-1 of a time of 4.95 seconds. Jackey is currently a high school sophomore at Great Neck South High School in New York. Jackey is also teaching younger kids both in the US and China how to solve the Rubik’s cube in his free time.

      The Rubik's Cube in 5 Days