Purified Ricin A-Chain for Antibody Conjugates from Canada
Isolated ricin A-chain protein for conjugating with monoclonal antibodies in cancer immunotherapy research. HTS 3002.49.0010 covers this as an immunological product from biotech processes. Key component in targeted toxin therapies.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Provide SDS and toxicity data; ensure import license specifies conjugate research use
• Coordinate with CBP for advance notice due to high-security toxin status