Propylene Glycol Alginate (PGA) from Canada
Propylene glycol alginate is an ester of alginic acid partially esterified with propylene glycol, supplied as a powder for food and beverage stabilization. It qualifies under HTS 3913.10.00.00 as an ester of alginic acid in primary form. Commonly used as an emulsifier in salad dressings and beer foam stabilizer.
Duty Rate — Canada → United States
14.2%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include esterification degree specs in documentation; ensure GRAS status affirmation for food use
• Pitfall: classifying as modified under 3912 if propylene glycol exceeds simple ester limits