I purchased this once and have been storing it at home. I am selling it because I haven't had a chance to use it. ( ; ; ) There are some wrinkles on the top part. I would appreciate it if you could understand this before purchasing ( • ·̭ •̥ ) - Title: Analytical Chemistry I Quantitative Analysis Edition, 2nd Edition - Authors: Kazunari Nakagomi, Hiroshi Akiba, Motomi Konishi, Shigeki Kobayashi, Ichiso Shikou, Kenichi Mawatari - Publisher: Asakura Publishing - ISBN: 978-4-254-24207-3 - Price: 4500 yen Thank you for looking.