Surgical suture chromic is absorbable sterile suture composed of purified connective tissue derived from either the serosal layer of beef or submucosal fibrous layer of sheep intestines.
Surgical gut suture meets all requirements established by the United States Pharmacopeia( U.S.P) for absorbable surgical suture. This sutures in USA can be only for veterinary use, in other countries it can be used in human or vet.