Dipotassium Oxalate from Mexico
Dipotassium oxalate (K2C2O4·H2O) used in laboratory analysis and as precipitating agent. HTS 2917.11.00.00 as potassium salt of oxalic acid per classification hierarchy. Hygroscopic powder requiring moisture protection.
Duty Rate — Mexico → United States
13.1%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Package in sealed polyethylene bags within fiber drums to prevent caking/hygroscopic moisture absorption
• Provide water of crystallization specification matching ACS reagent standards
• Distinguish from single salts by potassium assay >42% on certificate of analysis