Phthalic Anhydride 99.8% Pure Technical Grade from Canada
High-purity technical grade phthalic anhydride (99.8% min) for phthalate ester production in coatings and adhesives. Specifically covered under HTS 2917.39.04.00 listing with trace maleic anhydride impurity allowed per industry standards. Meets 'separate chemically defined' criteria.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• GC-MS analysis required showing maleic anhydride <0.1%, benzoic acid <0.05%
• Color APHA <50 specification documentation prevents downgrade to lower purity subheadings
• Fumigation certificates for wooden pallets; IPPC standards compliance