Disodium Oxalate from China

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 — China → United States

38.1%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

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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