1,1,2,2,3,3,4,4,5,5,6,6,7,7,7-Pentadecafluoro-1-heptanesulfonyl fluoride CAS NO.335-71-7

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.