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2931.90.15.00/Tetraphenylboron Sodium Salt 99% Pure/Mexico

Tetraphenylboron Sodium Salt 99% Pure from Mexico

99% pure tetraphenylboron sodium salt is a key organo-inorganic reagent for organic synthesis and ion-selective electrode preparation, fitting HTS 2931.90.15.00 as a chemically pure aromatic compound with B-C bonds to phenyl rings. It complies with Chapter 29's scope for separate organic compounds.

Duty Rate — Mexico → United States

15.8%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Ensure COA (Certificate of Analysis) matches declared purity to prevent reclassification; use child-resistant packaging for retail lab supply; monitor EPA import notifications for boron derivatives