Disodium Oxalate from Canada
Anhydrous disodium oxalate (Na2C2O4) used in water treatment and calibration standards. HTS 2917.11.00.00 classification as sodium salt of oxalic acid follows chapter salt rules. High purity white powder.
Duty Rate — Canada → United States
13.1%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Anhydrous vs monohydrate distinguished by density (2.34 vs 2.28 g/cm³); declare appropriately
• Non-hygroscopic; suitable for long-term storage without special packaging
• ACS reagent grade requires heavy metal content <10ppm certification