9H-Fluoren-2-amine, N-[1,1'-biphenyl]-4-yl-9,9-dimethyl CAS NO.897671-69-1

1 good quality, better price and bettter service；
2 Timely delivery；
3 100% refunded if parcel is t delivered or poor quality.
We will try to satisfy you upon receipt of your reply. I hope that we can become a long-term cooperative partner.