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Disodium Phosphate Dodecahydrate from Japan

The dodecahydrate form (Na2HPO4·12H2O) is used in lab reagents and as a laxative in pharma products. It qualifies under HTS 2835.22.00.00 as disodium phosphate, an inorganic salt excluded from organic chapters. Efflorescent crystals requiring sealed packaging for import.

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%

Import Tips

Specify hydrate water content in invoice (57% min) to match technical specs and prevent weight disputes

Pharma imports need DMF filing; common error is bulk packaging mistaken for industrial grade

Temperature-controlled shipping mandatory (<30°C) to avoid decomposition during transit