B5 26-hole chemical structure supplementary note paper (50 sheets / serving)

Still troubled by drawing hexagonal structures? As long as there is the aid of this "chemical note paper", It's easy to draw a neat benzene ring and cyclohexane! Every hexagon is beautiful~~~ https://live.staticflickr.com/65535/48633155848_43d8eaf72b_b.jpg Each 50 pieces of chemical supplementary note paper can be replaced at any time. Or take the students into the pit together and take notes easily in the chemistry class! https://live.staticflickr.com/65535/48633516071_d393179d6e_b.jpg Material: 100 pounds of Daolin paper Size: B5 - 257*187 Specifications: 26 holes, double-sided printing Color: light yellow https://live.staticflickr.com/65535/48633516096_d61d706a37_b.jpg Precautions: 1. The picture is for reference only, the actual color of the product is subject to the delivery style. 2. Please pay attention to the required size and specifications when purchasing. 3. This product is a supplementary note paper, and the product does not contain a schematic item.