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2918.22.50.00/Magnesium Aspirin Salt/Japan

Magnesium Aspirin Salt from Japan

Magnesium O-acetylsalicylate, a soluble salt form used in antacid-analgesic combinations. HTS 2918.22.5000 applies per chapter notes for salts of carboxylic acids with oxygen function, principal use as chemical intermediate. Excluded from Chapter 30 as bulk API.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Include FTIR spectrum confirming salt formation; declare exact magnesium:acetylsalicylate ratio; test for residual solvents per ICH Q3C guidelines