4-Hydroxycoumarin Powder from United States
4-Hydroxycoumarin is a synthetic aromatic lactone classified as a heterocyclic compound with oxygen hetero-atoms only. It serves as a key intermediate in pharmaceutical synthesis.
Duty Rate — United States → Canada
0%
Import Tips
• Provide the CAS number (1076-38-6) and confirm the product is a pure chemical compound
• If used in pharmaceutical synthesis, ensure compliance with Health Canada's Good Manufacturing Practices
• Keep records of the product's purity for CBSA inspection