BsiWI-HF- 300 units -R3553S

BsiWI-HF has been reformulated with Recombinant Albumin (rAlbumin) beginning with Lot #10124088. Learn more.

We are excited to announce that all reaction buffers are now BSA-free. NEB began switching our BSA-containing reaction buffers in April 2021 to buffers containing Recombinant Albumin (rAlbumin) for restriction enzymes and some DNA modifying enzymes. Find more details at www.neb.com/BSA-free.