2-bromo-5,6-diphenylpyrazine CAS NO.243472-70-0

1.High purity, like 99%, 99.9%, 99.95%, 99.99%, 99.999%
2.Quality control, test sample before shipping and keep sample for 3 years after shipping;
3. Prompt shipment with professional documents;
4. Packing as your request, with photo before shipment;
5. Mixed container, we can mix different items in one container;