BB15 Monomer Thiophene Series
![2,5-bis[(5-tri methylstannyl)-2-thienyl]thiophene/178931-63-0](/upload/2023/8\266ef1e8-5439-42f8-a75c-c45c087c6631.png)
Hangzhou Longshine Bio-Tech Co.,Ltd is a professional pharmaceutical
manufacturer with productive factory, which is able to produce API and pharmaceutical intermediate with
reliable quality and good price.
